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5305-00-543-4908
Close Tolerance Screw
5305005434908 005434908 NAS334CFA12
A SCREW, MACHINE or SCREW, CAP, SOCKET HEAD whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 IN.) (0.025 mm) or less of a specific diameter for items (1.000 IN.) (25 mm) or less in diameter. Items over (1.000 IN.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 IN.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 IN.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the Screw Thread Standards, FED STD H28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. View more Close Tolerance Screw
January 2023
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Restrictions 5305-00-543-4908
5305-00-543-4908 is a Close Tolerance Screw that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Demilitarization of this item has been confirmed and is not currently subject to changes. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item is not suspected to be hazardous. The precious metals content of this item is unknown.
Import and Export 5305-00-543-4908
- Schedule B
- Subscribe to View Schedule B
- HTS Code
- Subscribe to View HTS Code
End Users 5305-00-543-4908
- Germany (ZG01)
- Effective Date:
- 1 Apr 1991
- Republic of Korea (ZH01)
- Effective Date:
- 1 Apr 1991
- Turkey (ZW01)
- Effective Date:
- 1 Nov 2005
Approved Sources 5305-00-543-4908
- Part Number
- Manufacturer
- Status
- NAS334CFA12
- Manufacturer
- 80205 - National Aerospace Standards (Active)
- Primary Buy
- Primary Buy
Datasheet 5305-00-543-4908
- Characteristic
- Specifications
- FIIG
- Specifications
- A003B0
- Countersink Angle [CRSQ]
- 99.0 Degrees Minimum And 101.0 Degrees Maximum
- Fastener Length [AASB]
- 1.265 Inches Minimum And 1.312 Inches Maximum
- Grip Diameter [AAUR]
- 0.2483 Inches Minimum And 0.2492 Inches Maximum
- Grip Length [ANEE]
- 0.802 Inches Minimum And 0.822 Inches Maximum
- Hardness Rating [CQFM]
- 36.0 Rockwell C Minimum Overall And 40.0 Rockwell C Maximum Overall
- Head Diameter [AASL]
- 0.497 Inches Minimum And 0.507 Inches Maximum
- Head Style [AASK]
- Flat Countersunk
- Material Document And Classification [MDCL]
- Mil-S-5626 Mil Spec 1St Material Response Overall Or Mil-S-5000 Mil Spec 2Nd Material Response Overall Or Mil-S-8503 Mil Spec 3Rd Material Response Overall Or Mil-S-6098 Mil Spec 4Th Material Response Overall Or Mil-S-6049 Mil Spec 5Th Material Response Overall
- Material [MATT]
- Steel Comp 4140 Overall Or Steel Comp E4340 Overall Or Steel Comp 6150 Overall Or Steel Comp 8735 Overall Or Steel Comp 8740 Overall
- Minimum Tensile Strength [CQBC]
- 16000 Pounds Per Square Inch
- Nominal Thread Diameter [AHYM]
- 0.250 Inches
- Internal Drive Style [ABQZ]
- Cross Recess Type 1
- Single Shear Strength [AAWU]
- 4650 Pounds Per Square Inch
- Specification/Standard Data [ZZZK]
- 80205-Nas334 Professional/Industrial Association Standard
- Surface Finish [CSYM]
- 32.0 Microinches Grip
- Surface Treatment Document And Classification [STDC]
- Qq-P-416,Type 2 Class 3 Fed Spec Single Treatment Response Overall
- Surface Treatment [SFTT]
- Cadmium Overall
- Thread Class [AAJD]
- 3A
- Thread Direction [AAJF]
- Right-Hand
- Thread Length [AASA]
- 0.455 Inches Minimum And 0.510 Inches Maximum
- Thread Quantity Per Inch [CMLP]
- 28
- Thread Series Designator [THSD]
- Unf
NATO Stock Numbers Related to 5305-00-543-4908
Freight Information 5305-00-543-4908
5305-00-543-4908 has freight characteristics managed by Germany.It has a National Motor Freight Classification (NMFC) of 093486. A Sub NMFC of Z. It has a NMFC Description of BOLTS,NUTS OR SCREWS, NOI (SUB 3). 5305-00-543-4908 is rated as a variable freight class when transported by Less-Than Truckload (LTL) freight. 5305-00-543-4908 is rated as class 50 when transported by Less-Than Carload (LCL) rail or ocean freight. It has a Uniform Freight Classification (UFC) number of 48950 which rates the freight between FCL and LCL. 5305-00-543-4908 has a variance between NMFC and UFC when transported by rail and the description should be consulted. It has a Water Commodity Code (WCC) of 713 for ocean manifesting and military sealift. 5305-00-543-4908 is not classified as a special type of cargo when transported by water. 5305-00-543-4908 is not a consolidation and does not exceed 84" in any dimension. It should be compatible with a standard 72" Aircraft Cargo Door when transported by air.