Bearings, Antifriction, Unmounted - United States (US)

Federal Supply Class (FSC): 3110

NATO Supply Classification Class (NSC): 3110

Federal Supply Group (FSG): 31 Bearings

NATO Supply Classification Group (NSG): 31 Bearings

Items Managed by United States (US) - NCB is 00 to 09

Page 27 of 275

NSN Format for Bearings, Antifriction, Unmounted
Codified by United States

311001XXXXXXX
Group
FSG
ClassNCBIdentifier
FSC
Federal Supply Class
NIIN
NSN

NATO Supply Class 3110 refers to Bearings, Antifriction, Unmounted. This class is a part of NATO Supply Group 31, which is specifically dedicated to Bearings.

Bearings are mechanical components that are used to reduce friction between moving parts and support rotational or linear motion. They are crucial in various industries, including automotive, aerospace, industrial machinery, and more.

The NATO Supply Class 3110 includes antifriction bearings that are unmounted. Antifriction bearings are designed to minimize friction and provide smooth operation by utilizing rolling elements, such as balls or rollers, between the bearing races.

These unmounted bearings are typically purchased separately and then installed into a housing or assembly as required. They come in various types, such as ball bearings, roller bearings, and needle bearings, each suitable for different applications and load capacities.

NATO Supply Class 3110 for Bearings, Antifriction, Unmounted plays a vital role in ensuring the availability of high-quality bearings for military and defense purposes within the NATO supply system.

If you need more specific information about a particular type of bearing or any other details related to NATO Supply Class 3110, please let me know.

FSC 3110 Bearings, Antifriction, Unmounted - United States (US)
FSC 3110 Bearings, Antifriction, Unmounted - United States (US)

Includes Ball Bearings; Roller Bearings; Balls; Races.

Excludes Plain Bearings (FSC 3120); Jewel Bearings (FSC 3120)

Note-All bearings, including specially designed, lubricated, and/or selected, are to be classified in the appropriate classes of this group. Bearings are parts that supports another part which rotates, slides, or oscillates in or on it.

Frequently Asked Questions(FAQ) for Federal Supply Class 3110 Frequently Asked Questions(FAQ) for Federal Supply Class 3110

What is Federal Supply Class 3110?
FSC 3110 is the Federal Supply Class (formally known as NATO Supply Classification Class NSC 3110) in the USA for supply items codified in the category of Bearings, Antifriction, Unmounted.
What is NATO Supply Classification Class 3110?
NSC 3110 is the NATO Supply Classification Class (also known as Federal Supply Class FSC 3110 in the USA) for supply items codified in the category of Bearings, Antifriction, Unmounted.
Which Federal Supply Group is FSC 3110 in?
FSC 3110 is in Federal Supply Group (FSG) 31 which contains Bearings.
Which NATO Supply Classification Group is NSC 3110 in?
NSC 3110 is in NATO Supply Classification Group (NSG) 31 which contains Bearings.

Supply Items Included in Federal Supply Class 3110 Supply Items Included in Federal Supply Class 3110

What is an Annular Ball Bearing? 21675 Items
An Annular Ball Bearing (BEARING,BALL,ANNULAR) is a cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see BEARING, BALL, DUPLEX. Excludes BEARING, BALL, AIRFRAME.
What is a Cylindrical Roller Bearing? 3383 Items
A Cylindrical Roller Bearing (BEARING,ROLLER,CYLINDRICAL) is a nonadjustable roller bearing consisting of a single or multiple-row of hardened cylindrical rollers and a retainer used with or without inner or oute r rings. Excludes BEARING, ROLLER, AIRFRAME.
What is a Self-Aligning Roller Bearing? 683 Items
A Self-Aligning Roller Bearing (BEARING,ROLLER,SELF-ALIGNING) is an antifriction bearing having a cylindrical rolling element and one spherical raceway which will adjust to varying degrees of shaft and/or support misalignment without damage to the raceways and permits the full rating of the bearing to be utilized.
What is a Journal Roller Bearing? 330 Items
A Journal Roller Bearing (BEARING,ROLLER,JOURNAL) is an item in which the shaft or revolving part turns upon hardened rollers usually contained in a cage. It must contain an inner or outer race, or both. For items without a race(s), see RETAINER AND ROLLER, BEARING.
What is a Thrust Ball Bearing? 1012 Items
A Thrust Ball Bearing (BEARING,BALL,THRUST) is an antifriction bearing having a ball rolling element, designed to resist axial thrust, or to support an axial load. Excludes BEARING, BALL, PIVOT.
What is a Thrust Roller Bearing? 550 Items
A Thrust Roller Bearing (BEARING,ROLLER,THRUST) is an antifriction bearing having a roller rolling element, designed to resist axial thrust, or to support an axial load.
What is a Tapered Roller Bearing? 2776 Items
A Tapered Roller Bearing (BEARING,ROLLER,TAPERED) is a cylindrical device in which the inner cone or outer cup turns upon a single or double row of tapered hardened rollers which roll easily in a race, thus minimizing friction and designed to carry a radial load and capable of sustaining axial thrust. Excludes BEARING, ROLLER, THRUST.
What is a Tapered Roller Bearing Cone? 381 Items
A Tapered Roller Bearing Cone (CONE,TAPERED ROLLER BEARING) is an inner component of a tapered roller bearing which provides a contact surface for the rolling elements of the bearing.
What is a Tapered Roller Bearing Cone And Rollers? 1637 Items
A Tapered Roller Bearing Cone And Rollers (CONE AND ROLLERS,TAPERED ROLLER BEARING) is an assembled inner component of a tapered roller bearing, consisting of a cone (which provides a contact surface for the rolling elements of the bearing), a complement of tapered rollers (the rolling elements), and frequently a retainer (which spaces the rolling elements).
What is a Tapered Roller Bearing Cup? 1396 Items
A Tapered Roller Bearing Cup (CUP,TAPERED ROLLER BEARING) is an outer component of a tapered roller bearing which provides a contact surface for the rolling elements of the bearing.
What is a Bearing Adapter Sleeve? 104 Items
A Bearing Adapter Sleeve (ADAPTER SLEEVE,BEARING) is an adapter sleeve used to mount and locate an antifriction bearing on a straight shaft permitting wide tolerances of shaft diameter and making it unnecessary to heat the bearing or use a press for mounting.
What is an Inner Bearing Ring? 731 Items
An Inner Bearing Ring (RING,BEARING,INNER) is the inner component of a ball or roller bearing which provides a contact surface for the rolling elements of an antifriction bearing.
What is an Outer Bearing Ring? 637 Items
An Outer Bearing Ring (RING,BEARING,OUTER) is the outer component of a ball or roller bearing which provides a contact surface for the rolling elements of an antifriction bearing.
What is a Bearing Seat? 424 Items
A Bearing Seat (SEAT,BEARING) is a rigid item usually circular in shape, designed to accommodate a bearing. It positions the bearing but does not encase it or restrain its motion.
What is a Bearing Ball Retainer? 648 Items
A Bearing Ball Retainer (RETAINER,BALL,BEARING) is a frame or inclosure which spaces and retains the rolling elements of a BEARING, BALL (as modified).
What is a Bearing Roller Retainer? 469 Items
A Bearing Roller Retainer (RETAINER,ROLLER,BEARING) is a frame or inclosure which spaces and retains the rolling elements of a BEARING, ROLLER (as modified).
What is a Bearing Retainer And Balls? 98 Items
A Bearing Retainer And Balls (RETAINER AND BALLS,BEARING) is an assembled inner component of a ball bearing, consisting of a frame or inclosure which spaces and fixes the position of the rolling elements of a BEARING, BALL (as modified) and the spherical bodies which are the rolling elements in a BEARING, BALL (as modified).
What is a Bearing Retainer And Rollers? 349 Items
A Bearing Retainer And Rollers (RETAINER AND ROLLERS,BEARING) is an assembled inner component of a roller bearing, consisting of a frame or inclosure which spaces and retains the rolling elements of a BEARING, ROLLER (as modified) and the rollers which are the rolling elements in a BEARING, ROLLER (as modified).
What is a Bearing Ball? 3173 Items
A Bearing Ball (BALL,BEARING) is a homogenous spherical body, a series of which provides the rolling elements in a BEARING, BALL (as modified). The item is designed primarily to alleviate friction. It may have other usages such as the checking component in a ball-type check valve. Excludes BALL, CHECK; BALL, VALVE, PORTED.
What is a Bearing Roller? 1305 Items
A Bearing Roller (ROLLER,BEARING) is a cylindrical body of either solid or hollow construction which provides the rolling elements in the roller bearing.
What is a Needle Bearing Cam Follower? 787 Items
A Needle Bearing Cam Follower (CAM FOLLOWER,NEEDLE BEARING) is an assembly consisting of a roller and stud used to effect a rolling contact with a cam, and convert the reciprocating or oscillating motion to linear motion.
What is an Airframe Ball Bearing? 1234 Items
An Airframe Ball Bearing (BEARING,BALL,AIRFRAME) is a cylindrical item in which the inner or outer ring turns upon row(s) of hardened BALL, BEARING which roll on a raceway, thus minimizing friction. These items are characterized by their noncorrosive qualities, lightness of weight, inch dimensions rather than metric, inner rings generally projecting beyond the faces of the outer ring, or a very narrow width inner ring having an outside diameter slightly larger than the bore diameter. Designed primarily for use in aircraft assemblies, such as control systems and surfaces of aircraft. Excludes BEARING, BALL, ANNULAR.
What is a Fairlead Ball Bearing? 31 Items
A Fairlead Ball Bearing (BEARING,BALL,FAIRLEAD) is a special single or multiple-row ball bearing, rigid or self-aligning, and constructed with a fairlead at one end.
What is a Track Roller Ball Bearing? 53 Items
A Track Roller Ball Bearing (BEARING,BALL,TRACK ROLLER) is an antifriction bearing having spherical rolling elements designed for use in a track roller assembly.
What is an Airframe Roller Bearing? 275 Items
An Airframe Roller Bearing (BEARING,ROLLER,AIRFRAME) is a cylindrical item in which the inner or outer ring turns upon row(s) of hardened ROLLER, BEARING which roll on a raceway, thus minimizing friction. These items are characterized by their noncorrosive qualities, lightness of weight, inch dimensions rather than metric, inner rings generally projecting beyond the faces of the outer ring, or a very narrow width inner ring having an outside diameter slightly larger than the bore diameter. Designed primarily for use in aircraft assemblies, such as control systems and surfaces of aircraft. Excludes BEARING, ROLLER, CYLINDRICAL.
What is a Track Roller Roller Bearing? 140 Items
A Track Roller Roller Bearing (BEARING,ROLLER,TRACK ROLLER) is an antifriction bearing having cylindrical rolling elements designed for use in a track roller assembly.
What is a Bell Crank Ball Bearing? 21 Items
A Bell Crank Ball Bearing (BEARING,BALL,BELL CRANK) is a special double row ball bearing, retainer type, with integral flange.
What is a Rod End Ball Bearing? 737 Items
A Rod End Ball Bearing (BEARING,BALL,ROD END) is a special single or multiple-row ball bearing, rigid or self-aligning, and constructed with either a solid or hollow shank, internally or externally threaded.
What is a Rod End Roller Bearing? 421 Items
A Rod End Roller Bearing (BEARING,ROLLER,ROD END) is a special single or multiple-row roller bearing, rigid or self-aligning, and constructed with either inside threaded, plain hollow, maile threaded, or solid shank.
What is a Needle Roller Bearing? 3253 Items
A Needle Roller Bearing (BEARING,ROLLER,NEEDLE) is a single or multiple-row antifriction bearing used with or without inner or outer races characterized by relatively small size rollers usually not ranging above 0.250 inch (6.35mm) diameter and generally longer in length in relation to diameter.
What is a Pivot Ball Bearing? 94 Items
A Pivot Ball Bearing (BEARING,BALL,PIVOT) is a bearing specifically designed internally to carry the combination radial and axial thrust produced at the end of a tapered or cylindrical flanged shaft in motion. See also BEARING, BALL, THRUST.
What is a Radial And Thrust Ball And Roller Bearing? 92 Items
A Radial And Thrust Ball And Roller Bearing (BEARING,BALL AND ROLLER,RADIAL AND THRUST) is a bearing consisting of a ball or roller radial unit and a ball or roller thrust unit. The inner ring of the radial unit is integrally one ring of the thrust unit. See also BEARING, BALL, ANNULAR.
What is a Radial And Thrust Roller Bearing? 78 Items
A Radial And Thrust Roller Bearing (BEARING,ROLLER,RADIAL AND THRUST) is a bearing consisting of a roller radial unit and a roller thrust unit. The inner ring of the radial unit is integrally one ring of the thrust unit. Excludes items in which the same row of rollers accommodates both radial and end thrust.
What is a Steering Shaft Ball Bearing? 52 Items
A Steering Shaft Ball Bearing (BEARING,BALL,STEERING SHAFT) is a special bearing designed primarily to resist axial thrust created by a low speed oscillating steering shaft. See BEARING, BALL, ANNULAR.
What is a Replacement Bearing Shield? 142 Items
A Replacement Bearing Shield (SHIELD,BEARING,REPLACEMENT) is a metal or plastic shield located on the face sides of a ball or roller bearing, primarily designed to prevent foreign substances from entering the internal construction of the bearing.
What is a Bearing Retaining Plate? 3603 Items
A Bearing Retaining Plate (PLATE,RETAINING,BEARING) is a comparatively flat rigid item, with or without a centrally located aperture, designed to hold an annular bearing or a sleeve bearing in a fitted inclosure. It must have drilled and/or tapped holes for mounting purposes. Excludes END BELL, ELECTRICAL ROTATING EQUIPMENT.
What is a Duplex Ball Bearing? 1345 Items
A Duplex Ball Bearing (BEARING,BALL,DUPLEX) is two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.
What is a Stack Ball Bearing? 46 Items
A Stack Ball Bearing (BEARING,BALL,STACK) is a multiple assembly of more than two bearings matched for duplex mounting. Designed primarily for aircraft propeller and rotary wing aircraft rotor blade applications. See also BEARING, BALL, ANNULAR.
What is a Bearing Collar? 233 Items
A Bearing Collar (COLLAR,BEARING) is a retaining ring mounted on a shaft with setscrew, key or pin, specifically designed for the purpose of locating and positioning a bearing. For general purpose shaft collars, see COLLAR, SHAFT. Excludes BEARING WASHER, THRUST; and BEARING, SLEEVE.
What is a Mechanical Equipment Bearing Replacement Parts Kit? 140 Items
A Mechanical Equipment Bearing Replacement Parts Kit (PARTS KIT,BEARING REPLACEMENT,MECHANICAL EQUIPMENT) is a parts kit consisting of one or more bearings or bearing assemblies, which are issued as a unit for repair/replacement. It may include gasket(s), O-ring(s), race(s), seal(s), spacer(s), washer(s), or the like.
What is a Fan And Water Pump Bearing? 42 Items
A Fan And Water Pump Bearing (BEARING,FAN AND WATER PUMP) is a bearing consisting of either a double row of balls, or a combination of a ball and roller mounted on a shaft having a seal on one or both ends of the outer ring. The shaft has integrally formed raceways for the balls, thereby eliminating the necessity of inner rings. Designed primarily for fan and water pump applications.
What is a Slewing Ring Bearing? 26 Items
A Slewing Ring Bearing (BEARING,SLEWING RING) is a major cylindrical antifriction bearing in which the inner or outer ring turns on a single or multiple row of hardened balls and/or rollers. The rolling elements roll either directly on the inner and outer ring or on race wires inserted into these rings which may have gear teeth. The item is designed for direct eccentric mounting on components requiring support for rotational operation and it is primarily used to accommodate and support radar antennas, gun mounts, tank turrets and slewing cranes.
What is a Bearing Roller Set? 66 Items
A Bearing Roller Set (ROLLER SET,BEARING) is a multiple number of identical ROLLER, BEARING(S). The set may provide the rolling elements in a ROLLER, BEARING or be used independently, whereby the functions of the inner and outer races are performed by adajcent components.
What is a Bearing Ball Set? 17 Items
A Bearing Ball Set (BALL SET,BEARING) is a set of BALL,BEARING (00036). The balls may belong to a bearing or be used independent from a bearing. In the latter case the function of the inner and outer race is taken over by adjacent components.
What is a Linear Motion Ball Bearing? 166 Items
A Linear Motion Ball Bearing (BEARING,BALL,LINEAR MOTION) is a cylindrical device, containing three or more oblong ball circuits complete with a retainer to guide the balls in their proper path, specifically designed for use on sliding linear motion shafts to minimize friction and wear.

Stock Items From Supply Class 3110 Stock Items From Supply Class 3110 Page 27 of 275

010220410
3305D
RNCC: 3 | RNVC: 2
010220409
NUP2305
RNCC: 3 | RNVC: 2
010215078
90SD23-W33-F3
RNCC: 3 | RNVC: 2
010213241
SR2ASS3G-37
RNCC: 3 | RNVC: 2
SR2ASS3G24
RNCC: 5 | RNVC: 9
010208293
624943-5
RNCC: 3 | RNVC: 2
010208294
633787-3
RNCC: 3 | RNVC: 2
010205387
00-882-294
RNCC: 3 | RNVC: 2
010200391
SFR1553G235
RNCC: 3 | RNVC: 2
SFR1553G2
RNCC: 5 | RNVC: 2
010198936
9102F
RNCC: 3 | RNVC: 2
BL-9213
RNCC: 5 | RNVC: 2
010196887
SR164SSX3-011
RNCC: 3 | RNVC: 2
010194116
7230MG
RNCC: 3 | RNVC: 2
010193117
NU216-M
RNCC: 3 | RNVC: 2
010190952
623
RNCC: 3 | RNVC: 2
010190950
KT54MP-003
RNCC: 3 | RNVC: 2
010190270
463797
RNCC: 3 | RNVC: 2
010190260
B8422C
RNCC: 3 | RNVC: 2
010190258
323W14-35
RNCC: 3 | RNVC: 2
010190269
EE420801-421451-DC-X3S420801
RNCC: 3 | RNVC: 2
010190261
ECB23156VAB
RNCC: 3 | RNVC: 2
010190259
22317CJ-C3
RNCC: 3 | RNVC: 2
010189292
7217PWSU
RNCC: 3 | RNVC: 2
010189291
3610RS
RNCC: 3 | RNVC: 2
010189257
RAL012NPPB
RNCC: 3 | RNVC: 2
010189252
140TDOD609A180H-3
RNCC: 3 | RNVC: 2
010189259
LS7ZZ
RNCC: 3 | RNVC: 2
010189253
SC-31
RNCC: 3 | RNVC: 2
010189254
U-339D
RNCC: 3 | RNVC: 2
010189250
BH-19LS
RNCC: 3 | RNVC: 2
010183928
MJB311
RNCC: 1 | RNVC: 2
S8516R3P25L01
RNCC: 3 | RNVC: 2
010182944
1181704
RNCC: 3 | RNVC: 2
010180181
9699M03PC1
RNCC: 1 | RNVC: 2
9699M03P01
RNCC: 3 | RNVC: 2
MR207D100
RNCC: 3 | RNVC: 2
SNFL35/2-5RH3BA
RNCC: C | RNVC: 1
010179859
S518FCE
RNCC: 3 | RNVC: 2
010178997
563-L5X4
RNCC: 3 | RNVC: 9
010178996
563-R5X4
RNCC: 3 | RNVC: 9
010175484
S618FCHH
RNCC: 3 | RNVC: 2
010175483
S418CH
RNCC: 3 | RNVC: 2
010175487
B285P13LY28
RNCC: 3 | RNVC: 2
010169354
5210W
RNCC: 3 | RNVC: 9
010168950
S618CHH7P25LY167
RNCC: 3 | RNVC: 2
010168121
A698P13LY28
RNCC: 3 | RNVC: 2
010168124
10234431
RNCC: 3 | RNVC: 2
GR-20-RSS-SG
RNCC: 5 | RNVC: 9
010167587
Z99501
RNCC: 3 | RNVC: 9
010165573
IR15X18X16 5
RNCC: 3 | RNVC: 9
010165575
IR40X48X70
RNCC: 3 | RNVC: 9
010165572
81207
RNCC: 3 | RNVC: 9
010165576
NK-22/16
RNCC: 3 | RNVC: 9
010160388
202KTD
RNCC: 3 | RNVC: 2
010159115
10-4218
RNCC: 3 | RNVC: 2
010159098
10-4224
RNCC: 3 | RNVC: 2
010158832
401066
RNCC: 3 | RNVC: 2
010157177
U1307
RNCC: 3 | RNVC: 9
010155398
21103-88 CHEVRON SRI 2
RNCC: 3 | RNVC: 9
801-058
RNCC: 5 | RNVC: 9
010149899
205PFS160
RNCC: 3 | RNVC: 2
Z9505XR1E
RNCC: 3 | RNVC: 2
Z9505XRIE
RNCC: 3 | RNVC: 2
262493
RNCC: 5 | RNVC: 9
262493
RNCC: 7 | RNVC: 2
010149386
69990014-2
RNCC: 3 | RNVC: 2
2082473-0002
RNCC: 3 | RNVC: 2
69990014-2
RNCC: 5 | RNVC: 9
010148288
PLD303261REVN34
RNCC: 3 | RNVC: 2
56RIU246
RNCC: 5 | RNVC: 2
56RIU246
RNCC: 5 | RNVC: 9
PLD303261REVN34
RNCC: 5 | RNVC: 9
010146816
E30KRR
RNCC: 3 | RNVC: 2
010145556
7208BG
RNCC: 3 | RNVC: 2
010145562
NA-4908S
RNCC: 3 | RNVC: 9
010145555
7211BG
RNCC: 3 | RNVC: 2
010145553
3207
RNCC: 3 | RNVC: 2
010145188
A280-7P24L01
RNCC: 3 | RNVC: 2
010139706
20313
RNCC: 3 | RNVC: 2
010139702
SR2-6SS3G32
RNCC: 3 | RNVC: 2
010139703
S3332FCHHE
RNCC: 3 | RNVC: 2
010130783
SS518FCH
RNCC: 3 | RNVC: 2
010129842
MA54043
RNCC: 3 | RNVC: 2
010128387
47685 AND 47620
RNCC: 3 | RNVC: 2
010124982
476213-207
RNCC: 3 | RNVC: 2
010124978
5307X1A
RNCC: 3 | RNVC: 9
010124979
1601
RNCC: 3 | RNVC: 2
010116443
306WS
RNCC: 3 | RNVC: 2
010112239
SFR188PPDC8WK58/404
RNCC: 3 | RNVC: 2
861057-1
RNCC: 5 | RNVC: 2
010112238
SFR188PPEEDC8WK58
RNCC: 3 | RNVC: 2
861056-1
RNCC: 5 | RNVC: 2
010106987
SR2-6PPK25-168
RNCC: 3 | RNVC: 2
G110006-2
RNCC: 5 | RNVC: 2
010098462
47-4-33
RNCC: 3 | RNVC: 9
010090064
201SS2G2
RNCC: 3 | RNVC: 2
010089395
S200HJB1215C44-0-11
RNCC: 3 | RNVC: 2
S200HJB1215
RNCC: 5 | RNVC: 2
010084901
3164859-00
RNCC: 3 | RNVC: 2
010074523
3159603-04
RNCC: 3 | RNVC: 2
010074522
72100553
RNCC: 3 | RNVC: 2
010074510
3173064-16
RNCC: 3 | RNVC: 2
010069107
S1KFS160
RNCC: 3 | RNVC: 2
601850-01
RNCC: 7 | RNVC: 2
010065759
5208H
RNCC: 3 | RNVC: 2