Pressure Relief Safety Head

Item Name Code (INC) 28139

Valves, Nonpowered
Federal Supply Class: FSC 4820
NATO Supply Classification Class: NSC 4820
Valves
Federal Supply Group: FSG 48
NATO Supply Classification Group: NSG 48
Item Hits: 217
INC 28139 Pressure Relief Safety Head
INC 28139 Pressure Relief Safety Head

An item of varying shape and size consisting of a metallic body which incloses a nonreusable metallic or nonmetallic disk(s), which is designed and calibrated to burst at a given pressure. It may be used independently, or in conjunction with relief valves to relieve overpressure, and to protect relief valve(s) from corrosive conditions. Excludes VALVE, SAFETY RELIEF and PLUG, FUSIBLE. For items furnished with a disk, see HEAD AND DISK, SAFETY, PRESSURE RELIER.

Additional Information for Pressure Relief Safety Head Additional Information for Pressure Relief Safety Head

Pressure Relief Safety Heads are a type of valve that is classified under the supply class Valves, Nonpowered in the supply group Valves. These valves are designed to automatically relieve excess pressure in a system to prevent damage or failure.

Pressure Relief Safety Heads typically consist of a valve body, a spring-loaded disc, and a pressure sensing mechanism. When the pressure in the system exceeds a predetermined set point, the pressure sensing mechanism activates the valve, allowing the excess pressure to be released. This helps to maintain the pressure within safe operating limits.

These valves are commonly used in various industries, such as oil and gas, chemical processing, and power generation, where maintaining pressure control is critical for the safety and integrity of the system. They are often installed in pipelines, vessels, and other equipment to protect against overpressure situations.

It is important to note that Pressure Relief Safety Heads should be selected and installed according to the specific requirements and standards of the application. Proper maintenance and periodic testing are also essential to ensure their reliable operation.

Items Related to 28139 Related Item Names for INC 28139 Pressure Relief Safety Head
Float Valve Gate Valve Angle Valve Cross Valve Globe Valve Stop-Check Valve Check Valve Safety Relief Valve Butterfly Valve Plug Valve Temperature Regulating Valve Expansion Valve Pneumatic Tank Valve Valve Float Exhaust Control Valve Vacuum Breaking Valve Automatic Tempering Valve Gaseous Products Pressure Equalizing Valve Seatless Valve Stop Diaphragm Valve Foot Valve Pressure Regulating Valve Parts Kit Safety Relief Valve Parts Kit Drain Cock Poppet Drain Cock Screw Stem Shutoff Cock Plug Cock Y Valve Piston Weighted Control Valve Pressure And Temperature Relief Valve Fire Check Valve Restrictor Check Valve Shuttle Valve Hydraulic System Fuse Ball Valve Valve Seat Valve Core Vacuum Regulating Valve Pneumatic Inflator Valve Fluid Pressure Regulating Valve Lift-Check Valve Stop-Lift-Check Valve Rupturable Disk Pressure Relief Safety Head Needle Valve Stem Tee Valve Fluid Valve Stem Ported Valve Ball Valve Stem Guide Calibrated Flow Valve Angle Valve Parts Kit Anti Surge Sensor Parts Kit Ball Valve Parts Kit Butterfly Valve Parts Kit Check Valve Parts Kit Diaphragm Replacement Parts Kit Gate Valve Parts Kit Globe Valve Parts Kit Linear Directional Control Valve Parts Kit Pilot Control Valve Parts Kit Rotary Cam Directional Control Valve Parts Kit Sediment Strainer Parts Kit Shuttle Valve Parts Kit Stop-Check Valve Parts Kit Stop Diaphragm Valve Parts Kit Valve Trap Parts Kit Vent Valve Parts Kit Valve Disk Valve Cap Valve Head System Pressure Regulating Valve Valve Disk Retainer Saddle Valve Vent Valve Valve Body Valve Piston Valve Opening Indicator Valve Cage Valve Parts Kit Throttle Valve Hydraulic System Bleeder Valve Thermostatic Temperature Regulator Temperature And Pressure Regulator Valve Disk And Seat Set Liquid Oxygen Drain Valve Oxygen System Pressure Regulating Valve Oxygen System Safety Relief Valve Oxygen System Check Valve Hydraulic System Flushing Block Valve Gear Operator Valve Positioner Safety Valve Spindle Rod Boom Hoist Cylinder Hold Valve Bucket Valve Plate Purge Valve Valve Flow Divider Valve Liner Valve Subplate Assembly Valve Indicator Plug Valve Modification Kit Bypass Valve-Hand Valve Nozzle Valve Spectacle Plate Ballast Valve Tripper Insert Clutch Valve Quill Outlet Valve-Hand Valve Diaphragm Guide Valve Support Stem Valve Deck Box Operator Valve Piston Ring Special Shaped Actuator Valve Diaphragm Check Ball Valve Flow Regulating Element Globe-Check Valve Liquid-Check Valve Pressure Relief Module Assembly Valve Gland Flange Selector Rotary Valve Directional Control Linear Valve Body And Slide Directional Control Linear Valve Sleeve And Slide Flow Control Valve Valve Assembly Manifold Valve Assembly Blanking Plate Assembly Valve Repair Kit Linear Directional Control Valve Working Body Section Nitrogen Regulator Compression Release Valve Valve Tailpiece Valve Seat Retainer Pressure Relief Safety Head And Disk Compressed Gas Regulator Packless Valve Metallic Bellows Swing Check Valve Hinge Hydraulic Sampling Valve Check Valve Cartridge Needle Valve Cartridge Shut-Off Valve Cartridge Stop-Check Valve Cartridge Check Valve Weight Remote Control Safety Relief Valve Valve Actuator-Handwheel Coupling Valve Float Arm Vent-Check Valve Valve Cover Plate Temperature Regulating Valve Parts Kit Flat Valve Diaphragm Plug Valve Parts Kit Stop And Stop Check Valve Packless Valve Diaphragm Set Hydraulic Servovalve Valve Rotary Plug Directional Control Linear Valve Sleeve Directional Control Linear Valve Slide Directional Control Linear Valve Double Flow Control Valve Compressed Gas Regulator Piston Bonnet And Bellows And Stem Valve Assembly Anti-Suffocation Valve Water Sampling Valve Stop Valve Parts Kit Valve Gagging Device
NATO Stock Numbers named Pressure Relief Safety Head NATO Stock Numbers with Item Name 28139 Pressure Relief Safety Head Page 1 of 1
M844103-1
RNCC: 3 | RNVC: 2 | MEDALS: Y | DAC: B
106-01900
RNCC: 3 | RNVC: 2 | DAC: 3
JR-0-0531-000
RNCC: 3 | RNVC: 2 | DAC: 5
52300017-1
RNCC: 3 | RNVC: 2 | DAC: 5
41816200
RNCC: 3 | RNVC: 2 | DAC: B
HP8T7-B
RNCC: 3 | RNVC: 2 | DAC: 4
1212AS407-7
RNCC: 3 | RNVC: 2 | DAC: 5
2IN-600LB-CONVGI304SST
RNCC: 3 | RNVC: 1 | DAC: C
3IN-600LB-CONVGI304SST
RNCC: 3 | RNVC: 1 | DAC: C
4IN-600LB-CONVGI304SST
RNCC: 3 | RNVC: 1 | DAC: C
CD-11174
RNCC: 3 | RNVC: 1 | DAC: C
46-7078
RNCC: 3 | RNVC: 2 | DAC: 6
1 1/2-50PSI-BU-AL
RNCC: 3 | RNVC: 2 | DAC: E
VONAR 3/8IN
RNCC: 3 | RNVC: 9 | DAC: 4
4R4322
RNCC: 3 | RNVC: 9 | DAC: 4
D3020
RNCC: 5 | RNVC: 1 | DAC: D
1-1/2-AU-3000-SS
RNCC: 3 | RNVC: 2 | DAC: 2
3/4-AU-3000-SS
RNCC: 3 | RNVC: 2 | DAC: 2
77-23-0011-00
RNCC: 3 | RNVC: 2 | DAC: 5
68065
RNCC: 3 | RNVC: 9 | DAC: 4
DU1/2-3000SS
RNCC: 3 | RNVC: 2 | DAC: 5
BU3-4AL250-72
RNCC: 3 | RNVC: 2 | DAC: E
GA173-2990-5-2
RNCC: 3 | RNVC: 2 | DAC: 5
219516-1
RNCC: 3 | RNVC: 2 | DAC: 5
20000668-1
RNCC: 5 | RNVC: 2 | DAC: 3
70V042-4
RNCC: 3 | RNVC: 2 | DAC: 1
9958
RNCC: 3 | RNVC: 2 | DAC: E
LH10254A0001
RNCC: 3 | RNVC: 2 | DAC: 6
TYPE P
RNCC: 3 | RNVC: 2 | DAC: E
EAS80334-1
RNCC: C | RNVC: 1 | DAC: D
48-6685
RNCC: 3 | RNVC: 9 | MEDALS: Y | DAC: 6
4054782
RNCC: 3 | RNVC: 2 | DAC: 5
SK1716
RNCC: 5 | RNVC: 2 | MEDALS: Y | DAC: 5
522.552624
RNCC: 5 | RNVC: 2 | DAC: 6
844450
RNCC: 3 | RNVC: 2 | DAC: 5
1426AS134
RNCC: 7 | RNVC: 2 | MEDALS: Y | DAC: A
50C-0033-0156
RNCC: 7 | RNVC: 2 | MEDALS: Y | DAC: A
104463
RNCC: 3 | RNVC: 2 | MEDALS: Y | DAC: E
C30179
RNCC: C | RNVC: 1 | DAC: 5
8524616
RNCC: 7 | RNVC: 2 | MEDALS: Y | DAC: B
803242
RNCC: 3 | RNVC: 2 | DAC: E
106805
RNCC: 3 | RNVC: 2 | DAC: A
5122-01
RNCC: 3 | RNVC: 2 | DAC: 6
26954
RNCC: D | RNVC: 9 | DAC: B
05032
RNCC: 5 | RNVC: 9 | DAC: B
1 1/2 GI
RNCC: 3 | RNVC: 2 | DAC: 6
B566S-3.75PSI
RNCC: C | RNVC: 1 | DAC: 6
12758101
RNCC: 3 | RNVC: 2 | DAC: 6
BU1-2AL79-72
RNCC: 3 | RNVC: 2 | DAC: 1
14-00215-06
RNCC: 3 | RNVC: 2 | DAC: 3
3W28577TS
RNCC: 3 | RNVC: 2 | DAC: 5
8243217
RNCC: 3 | RNVC: 2 | MEDALS: Y | DAC: D
B54610-1
RNCC: 3 | RNVC: 2 | DAC: 5
52300090-1
RNCC: 3 | RNVC: 2 | DAC: D
SC14397A0001(MOD)
RNCC: 3 | RNVC: 1 | DAC: C
D10-0710-515
RNCC: 3 | RNVC: 1 | DAC: C
AB210014
RNCC: 3 | RNVC: 2 | DAC: 5
SC14397A0001
RNCC: 3 | RNVC: 1 | DAC: 3
38431-90047
RNCC: 3 | RNVC: 2 | DAC: B
T118866
RNCC: 3 | RNVC: 2 | DAC: 1
OROA-5-180-7/8
RNCC: 3 | RNVC: 2 | DAC: 5
PLR-1.00IN
RNCC: 3 | RNVC: 1 | DAC: G
150-001-E-044-207
RNCC: 3 | RNVC: 9 | DAC: 6
9492M21P01
RNCC: 3 | RNVC: 2 | MEDALS: Y | DAC: E
040-P-146
RNCC: 3 | RNVC: 2 | DAC: 6
40002624
RNCC: 3 | RNVC: 2 | MEDALS: Y | DAC: 5
77-EBD-039PC6
RNCC: 3 | RNVC: 1 | DAC: C
1426AS134-1
RNCC: 7 | RNVC: 2 | DAC: A
803-4384536-6XBX-08
RNCC: 3 | RNVC: 1 | DAC: C
3INPOLY-SD600LBASSYGI,304SS
RNCC: 3 | RNVC: 1 | DAC: G
A5148-1
RNCC: 3 | RNVC: 2 | DAC: 6
4INPOLY-SD600LBASSYGI,304SS
RNCC: 3 | RNVC: 1 | DAC: G
2INPOLY-SD600LBASSYGI,304SS
RNCC: 3 | RNVC: 1 | DAC: G
6310200E
RNCC: 3 | RNVC: 2 | DAC: 6
026-30166
RNCC: 3 | RNVC: 2 | DAC: 6
300-053-002
RNCC: 3 | RNVC: 2 | MEDALS: Y | DAC: 6
6263950
RNCC: 7 | RNVC: 1 | MEDALS: Y | DAC: A
SV789641-1
RNCC: 3 | RNVC: 2 | MEDALS: Y | DAC: 6
4-409-69-0128
RNCC: 5 | RNVC: 9 | DAC: 6
H4-409-69-0129
RNCC: 3 | RNVC: 2 | DAC: 5
CDV-3600-FS-XXXXXX
RNCC: 3 | RNVC: 1 | DAC: D
4-409-05-0006
RNCC: 5 | RNVC: 9 | DAC: 6
844346
RNCC: 3 | RNVC: 2 | DAC: E
322-2
RNCC: 5 | RNVC: 9 | MEDALS: Y | DAC: 6
MRK-3"-600LBANSI-ASSYGI-304SST
RNCC: 3 | RNVC: 1 | DAC: D
MRK-4"-600LBANSI-ASSYGI-304SST
RNCC: 3 | RNVC: 1 | DAC: C
MRK-2"-1100PSIG/72DEGF-316SST
RNCC: 3 | RNVC: 1 | DAC: D
D4020
RNCC: 5 | RNVC: 1 | DAC: D
MRK-2"-450PSIG/72DEGF-316ST
RNCC: 3 | RNVC: 1 | DAC: D
MRK-2"-700PSIG/72DEGF-316SST
RNCC: 3 | RNVC: 1 | DAC: D
77-24-1006-23
RNCC: 3 | RNVC: 2 | DAC: 6
36715-00
RNCC: 5 | RNVC: 1 | DAC: 6
026-22189
RNCC: C | RNVC: 1 | DAC: 6
W135235
RNCC: 3 | RNVC: 2 | DAC: 5
633D7657
RNCC: D | RNVC: 9 | MEDALS: Y | DAC: A
1/2100SA
RNCC: 3 | RNVC: 2 | DAC: A
P1200S-25AW
RNCC: 3 | RNVC: 2 | DAC: E
77-GRU-017
RNCC: 3 | RNVC: 2 | DAC: A
CD13824
RNCC: 3 | RNVC: 2 | DAC: E
77-24-1005-23
RNCC: 5 | RNVC: 9 | DAC: E
966042
RNCC: D | RNVC: 9 | MEDALS: Y | DAC: 2
A2465CP
RNCC: 5 | RNVC: 1 | DAC: 6
A3436-4
RNCC: 3 | RNVC: 1 | DAC: 5
BU-3/4AL-250
RNCC: 3 | RNVC: 2 | DAC: 5
1212AS123-1
RNCC: 3 | RNVC: 1 | DAC: 5
1212AS118-1
RNCC: 3 | RNVC: 1 | DAC: 5
1212AS115-1
RNCC: 3 | RNVC: 1 | DAC: 5
1212AS103-1
RNCC: 3 | RNVC: 1 | DAC: 5
533700
RNCC: C | RNVC: 1 | DAC: 6
BU3-4-AL130-72
RNCC: 3 | RNVC: 2 | DAC: 3
34869
RNCC: 3 | RNVC: 2 | DAC: 5
BU3/4AL250PSIG72F
RNCC: 3 | RNVC: 2 | DAC: 5
BU1-2AL250-72
RNCC: 3 | RNVC: 2 | DAC: 4
19-1002-2
RNCC: 3 | RNVC: 9 | DAC: 5
183376
RNCC: 3 | RNVC: 2 | DAC: X
52-10487
RNCC: 3 | RNVC: 2 | DAC: 5
B77EWA002
RNCC: 3 | RNVC: 2 | DAC: 4
45378
RNCC: 5 | RNVC: 9 | DAC: 5
90900540
RNCC: 3 | RNVC: 2 | DAC: 5
704-6000
RNCC: 3 | RNVC: 2 | DAC: 1
1-230SB200A72F
RNCC: 3 | RNVC: 2 | DAC: 5
8128390A
RNCC: 3 | RNVC: 2 | DAC: 3
23942137
RNCC: 3 | RNVC: 2 | MEDALS: Y | DAC: 1
0497-02-QEC
RNCC: 5 | RNVC: 2 | DAC: 4
FLCO
RNCC: 3 | RNVC: 2 | DAC: 3
695-19F-9-65
RNCC: 3 | RNVC: 9 | DAC: 5
LPFL
RNCC: 3 | RNVC: 2 | DAC: 3
5627-350-CE
RNCC: 3 | RNVC: 2 | DAC: 3
OROAD-5-180
RNCC: 3 | RNVC: 2 | DAC: 6
SC-12973
RNCC: 3 | RNVC: 2 | DAC: 6
4000-860
RNCC: 3 | RNVC: 9 | DAC: 4
14120-48
RNCC: 3 | RNVC: 9 | DAC: 6
5526-150
RNCC: 3 | RNVC: 2 | DAC: 4
5526-250
RNCC: 3 | RNVC: 2 | DAC: 4
2"ULTRX-ASA300/600-316L-8158573A
RNCC: 3 | RNVC: 1 | DAC: 3
2396236-1
RNCC: 3 | RNVC: 2 | DAC: A
5526-235
RNCC: 3 | RNVC: 2 | DAC: 4
1/2-30-SM-1/2NPT-AISI-316
RNCC: 3 | RNVC: 2 | DAC: 4
904-002-474
RNCC: 5 | RNVC: 9 | DAC: 6
5528-250
RNCC: 3 | RNVC: 2 | DAC: 4
47438H01
RNCC: 3 | RNVC: 9 | DAC: 4
3211
RNCC: 5 | RNVC: 1 | DAC: 2
800637
RNCC: 3 | RNVC: 2 | DAC: B
A-110-28
RNCC: 3 | RNVC: 2 | DAC: 5
026-37687-000
RNCC: 5 | RNVC: 2 | DAC: 6
BML24760
RNCC: 3 | RNVC: 2 | DAC: 5
M-1179
RNCC: 3 | RNVC: 2 | DAC: 3
B81-1-561
RNCC: 3 | RNVC: 2 | DAC: 1
SA7
RNCC: 3 | RNVC: 2 | DAC: E
A201260
RNCC: 3 | RNVC: 2 | DAC: A
K64-20.0-S11 LFD. NR. 3
RNCC: 3 | RNVC: 2 | DAC: 5
B14913-1
RNCC: 3 | RNVC: 2 | DAC: 4
WE128B
RNCC: 6 | RNVC: 9 | DAC: 9
11-10-11510
RNCC: 5 | RNVC: 9 | DAC: 2
0121-50
RNCC: 3 | RNVC: 2 | DAC: 4
89-LK-013
RNCC: 3 | RNVC: 2 | DAC: 2
K1-312.0-S1
RNCC: 3 | RNVC: 2 | DAC: 3
91104-0037-042
RNCC: 3 | RNVC: 2 | DAC: 4
55900311
RNCC: 3 | RNVC: 2 | DAC: 4
201300039
RNCC: 6 | RNVC: 9 | DAC: 9
860210
RNCC: 5 | RNVC: 9 | DAC: 2
061941
RNCC: 3 | RNVC: 2 | DAC: 1
202-0223 & 202-0224
RNCC: 5 | RNVC: 2 | DAC: 4
2835W020
RNCC: 3 | RNVC: 2 | DAC: 2
415386
RNCC: 3 | RNVC: 2 | DAC: 3
K252AH008C
RNCC: 3 | RNVC: 2 | DAC: 2
20J23465
RNCC: 3 | RNVC: 2 | DAC: 4
16690916
RNCC: 3 | RNVC: 2 | DAC: 5
20326676
RNCC: 3 | RNVC: 2 | DAC: 2
JH1430B02
RNCC: 3 | RNVC: 2 | DAC: 6
425105
RNCC: 5 | RNVC: 2 | DAC: 4
D889-6794B
RNCC: 3 | RNVC: 2 | DAC: 2
K3051AH020C
RNCC: 3 | RNVC: 2 | DAC: 2
190908156
RNCC: 3 | RNVC: 2 | DAC: 4
LWGTN
RNCC: 3 | RNVC: 2 | DAC: 5
1L95-369
RNCC: 3 | RNVC: 2 | DAC: 2
MDFPM-3000-3W-ITEM16
RNCC: 5 | RNVC: 2 | DAC: 4
90-LK-308
RNCC: 3 | RNVC: 2 | DAC: 2
100502
RNCC: 3 | RNVC: 2 | DAC: 4
HLA7807-4
RNCC: 3 | RNVC: 2 | DAC: 4
3L95-382
RNCC: 3 | RNVC: 2 | DAC: 2
12RPH12730A ITEM 1 TO 8
RNCC: 3 | RNVC: 2 | DAC: 5
1003926E00
RNCC: 5 | RNVC: 2 | DAC: 9
055B10-501504Y
RNCC: 5 | RNVC: 2 | DAC: 1
F357531/1060327-001
RNCC: 3 | RNVC: 2 | DAC: 6
KK15B3315A-B
RNCC: 3 | RNVC: 2 | DAC: 2
LN326-052F15/20REP.B-SAUF5-6-7
RNCC: 2 | RNVC: 2 | DAC: 4
BU3000LBS 3/4P
RNCC: 3 | RNVC: 2 | DAC: 6
400 GUG-HL-0,5
RNCC: 3 | RNVC: 2 | DAC: 1
2835W260
RNCC: 3 | RNVC: 2 | DAC: 2
LN326-052F14/20REPA-SAUF5-6-7
RNCC: 2 | RNVC: 2 | DAC: 4
865210-00
RNCC: 3 | RNVC: 2 | DAC: 6
SKU2.3000.1/2-316SS
RNCC: 3 | RNVC: 2 | DAC: 3
6055CJ/CA-DN100PR80-8896/87
RNCC: 3 | RNVC: 2 | DAC: 2
2835W250
RNCC: 1 | RNVC: 2 | DAC: 2
6.8660 CC
RNCC: 3 | RNVC: 2 | DAC: 3
GRAPHILOR7-19
RNCC: 3 | RNVC: 2 | DAC: 4
MS65-08-08A
RNCC: 3 | RNVC: 2 | DAC: 4
L95P89-601
RNCC: 3 | RNVC: 2 | DAC: 1
080-15-65S1
RNCC: 5 | RNVC: 1 | DAC: 2
L95F100-604
RNCC: 3 | RNVC: 2 | DAC: 1
S10N2900
RNCC: 3 | RNVC: 2 | DAC: 2
89-LK-014
RNCC: 3 | RNVC: 2 | DAC: 2
JH141430C02
RNCC: 3 | RNVC: 2 | DAC: 6
BGBZZ200-2-00000000-1
RNCC: 3 | RNVC: 9 | DAC: 4