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O-Rings

FSC 5331: O-Rings

Federal Supply Class (FSC) 5331 covers O-rings, the round-section elastomeric seals used to seal static and dynamic joints. The catalog includes O-rings built to AS568, MIL-SPEC, and industry standards.

O-rings seal connections in hydraulic, pneumatic, fuel, and fluid systems by compressing in a groove. They are among the most widely used sealing elements in machinery.

Common materials include nitrile (Buna-N), fluorocarbon (Viton), silicone, EPDM, and PTFE, selected for fluid compatibility and temperature range. Sizes follow standard dash-number series for repeatable replacement.

5331-00-470-9712 (10163295)

NIIN: 00-470-9712
In stock
NSN: 5331-00-470-9712
FSC Code: 5331
MPN: 10163295

5331-00-550-6617 (10163307)

NIIN: 00-550-6617
In stock
NSN: 5331-00-550-6617
FSC Code: 5331
MPN: 10163307

5331-00-486-3404 (10163299)

NIIN: 00-486-3404
In stock
NSN: 5331-00-486-3404
FSC Code: 5331
MPN: 10163299

5331-00-803-5897 (10163330)

NIIN: 00-803-5897
In stock
NSN: 5331-00-803-5897
FSC Code: 5331
MPN: 10163330

5331-00-702-7358 (10163319)

NIIN: 00-702-7358
In stock
NSN: 5331-00-702-7358
FSC Code: 5331
MPN: 10163319

5331-00-434-5615 (10163290)

NIIN: 00-434-5615
In stock
NSN: 5331-00-434-5615
FSC Code: 5331
MPN: 10163290

5331-00-759-2010 (10163323)

NIIN: 00-759-2010
In stock
NSN: 5331-00-759-2010
FSC Code: 5331
MPN: 10163323

5331-00-465-6731 (10163293)

NIIN: 00-465-6731
In stock
NSN: 5331-00-465-6731
FSC Code: 5331
MPN: 10163293

5331-00-618-3447 (10163315)

NIIN: 00-618-3447
In stock
NSN: 5331-00-618-3447
FSC Code: 5331
MPN: 10163315

5331-00-853-0246 (10163337)

NIIN: 00-853-0246
In stock
NSN: 5331-00-853-0246
FSC Code: 5331
MPN: 10163337

5331-00-800-5180 (10163329)

NIIN: 00-800-5180
In stock
NSN: 5331-00-800-5180
FSC Code: 5331
MPN: 10163329

5331-00-565-4968 (10163310)

NIIN: 00-565-4968
In stock
NSN: 5331-00-565-4968
FSC Code: 5331
MPN: 10163310

5331-00-579-7923 (10163312)

NIIN: 00-579-7923
In stock
NSN: 5331-00-579-7923
FSC Code: 5331
MPN: 10163312

5331-00-808-7612 (10163333)

NIIN: 00-808-7612
In stock
NSN: 5331-00-808-7612
FSC Code: 5331
MPN: 10163333

5331-00-632-1723 (10163317)

NIIN: 00-632-1723
In stock
NSN: 5331-00-632-1723
FSC Code: 5331
MPN: 10163317

5331-00-763-2394 (10163328)

NIIN: 00-763-2394
In stock
NSN: 5331-00-763-2394
FSC Code: 5331
MPN: 10163328

5331-00-759-2022 (10163324)

NIIN: 00-759-2022
In stock
NSN: 5331-00-759-2022
FSC Code: 5331
MPN: 10163324

5331-00-759-2113 (10163325)

NIIN: 00-759-2113
In stock
NSN: 5331-00-759-2113
FSC Code: 5331
MPN: 10163325

5331-00-759-1692 (10163322)

NIIN: 00-759-1692
In stock
NSN: 5331-00-759-1692
FSC Code: 5331
MPN: 10163322

5331-00-584-1222 (10163314)

NIIN: 00-584-1222
In stock
NSN: 5331-00-584-1222
FSC Code: 5331
MPN: 10163314

5331-01-004-6977 (10163346)

NIIN: 01-004-6977
In stock
NSN: 5331-01-004-6977
FSC Code: 5331
MPN: 10163346

5331-00-973-8161 (10163343)

NIIN: 00-973-8161
In stock
NSN: 5331-00-973-8161
FSC Code: 5331
MPN: 10163343

5331-01-005-0507 (10163347)

NIIN: 01-005-0507
In stock
NSN: 5331-01-005-0507
FSC Code: 5331
MPN: 10163347

5331-00-944-1526 (10163342)

NIIN: 00-944-1526
In stock
NSN: 5331-00-944-1526
FSC Code: 5331
MPN: 10163342

5331-00-845-9552 (10163336)

NIIN: 00-845-9552
In stock
NSN: 5331-00-845-9552
FSC Code: 5331
MPN: 10163336

5331-00-990-4143 (10163344)

NIIN: 00-990-4143
In stock
NSN: 5331-00-990-4143
FSC Code: 5331
MPN: 10163344

5331-00-857-4423 (10163338)

NIIN: 00-857-4423
In stock
NSN: 5331-00-857-4423
FSC Code: 5331
MPN: 10163338

5331-01-006-9054 (10163351)

NIIN: 01-006-9054
In stock
NSN: 5331-01-006-9054
FSC Code: 5331
MPN: 10163351

5331-00-900-7399 (10163341)

NIIN: 00-900-7399
In stock
NSN: 5331-00-900-7399
FSC Code: 5331
MPN: 10163341

5331-01-005-0521 (10163349)

NIIN: 01-005-0521
In stock
NSN: 5331-01-005-0521
FSC Code: 5331
MPN: 10163349

5331-01-007-4901 (10163358)

NIIN: 01-007-4901
In stock
NSN: 5331-01-007-4901
FSC Code: 5331
MPN: 10163358

5331-01-005-0520 (10163348)

NIIN: 01-005-0520
In stock
NSN: 5331-01-005-0520
FSC Code: 5331
MPN: 10163348

5331-00-878-5475 (10163340)

NIIN: 00-878-5475
In stock
NSN: 5331-00-878-5475
FSC Code: 5331
MPN: 10163340

5331-01-007-1622 (10163355)

NIIN: 01-007-1622
In stock
NSN: 5331-01-007-1622
FSC Code: 5331
MPN: 10163355

5331-01-007-8798 (10163359)

NIIN: 01-007-8798
In stock
NSN: 5331-01-007-8798
FSC Code: 5331
MPN: 10163359

5331-01-006-9048 (10163352)

NIIN: 01-006-9048
In stock
NSN: 5331-01-006-9048
FSC Code: 5331
MPN: 10163352

5331-01-057-3136 (10163369)

NIIN: 01-057-3136
In stock
NSN: 5331-01-057-3136
FSC Code: 5331
MPN: 10163369

5331-01-006-9034 (10163350)

NIIN: 01-006-9034
In stock
NSN: 5331-01-006-9034
FSC Code: 5331
MPN: 10163350

5331-01-007-8799 (10163360)

NIIN: 01-007-8799
In stock
NSN: 5331-01-007-8799
FSC Code: 5331
MPN: 10163360

5331-01-024-3351 (10163363)

NIIN: 01-024-3351
In stock
NSN: 5331-01-024-3351
FSC Code: 5331
MPN: 10163363

5331-01-007-1630 (10163356)

NIIN: 01-007-1630
In stock
NSN: 5331-01-007-1630
FSC Code: 5331
MPN: 10163356

5331-01-008-3145 (10163361)

NIIN: 01-008-3145
In stock
NSN: 5331-01-008-3145
FSC Code: 5331
MPN: 10163361

5331-01-025-7795 (10163364)

NIIN: 01-025-7795
In stock
NSN: 5331-01-025-7795
FSC Code: 5331
MPN: 10163364

5331-00-220-2518 (10163365)

NIIN: 00-220-2518
In stock
NSN: 5331-00-220-2518
FSC Code: 5331
MPN: 10163365

5331-01-095-3709 (10163374)

NIIN: 01-095-3709
In stock
NSN: 5331-01-095-3709
FSC Code: 5331
MPN: 10163374

5331-01-098-2929 (10163376)

NIIN: 01-098-2929
In stock
NSN: 5331-01-098-2929
FSC Code: 5331
MPN: 10163376

5331-01-007-1600 (10163354)

NIIN: 01-007-1600
In stock
NSN: 5331-01-007-1600
FSC Code: 5331
MPN: 10163354

5331-01-101-9485 (10163379)

NIIN: 01-101-9485
In stock
NSN: 5331-01-101-9485
FSC Code: 5331
MPN: 10163379