AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | O Ring |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5331 O Ring |
| National Item Identification Number (NIIN) | 01-007-1621 (010071621) |
| NCB Code | USA (01) |
| Manufacturer | Military Specifications, National Aerospace Standards Com, Eriks Bv, Hamilton Sundstrand Corporation, Skf Bearing Industries Co |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| M25988/1-038 | military specifications | o ring | RFQ |
| M25988-1-038 | national aerospace standards com | o ring | RFQ |
| MIL-DTL-25988/1 | military specifications | o ring | RFQ |
| MIL-R-25988-1 | eriks bv | o ring | RFQ |
| MIL-R-25988/1 | military specifications | o ring | RFQ |
| MIL-R-25988-1 | hamilton sundstrand corporation | o ring | RFQ |
| 99-4601-038 | skf bearing industries co | o ring | RFQ |
| 99-4601-038 | hamilton sundstrand corporation | o ring | RFQ |
| M25988-1-038ES | eriks bv | o ring | RFQ |
| M25988-1-038 | hamilton sundstrand corporation | o ring | RFQ |
| M25988-1-038ES | hamilton sundstrand corporation | o ring | RFQ |
| M25988-1-038 | eriks bv | o ring | RFQ |
| 99-4601-038 | eriks bv | o ring | RFQ |
| MIL-R-25988-1 | national aerospace standards com | o ring | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHE | OUTSIDE DIAMETER | 2.754 INCHES NOMINAL |
| ADVN | CROSS-SECTIONAL HEIGHT | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM |
| ADYT | CENTER HOLE DIAMETER | 2.594 INCHES MINIMUM AND 2.634 INCHES MAXIMUM |
| ANYN | ELONGATION PERCENTAGE | 125 MAXIMUM |
| CQFM | HARDNESS RATING | 70.0 SHORE DUROMETER A NOMINAL |
| MATT | MATERIAL | RUBBER FLUOROSILICONE CLASS FQ |
| Relevant Components for NSN - 5331-01-007-1621, 5331010071621 | ||||
| 5340-01-131-8536 (5340011318536) | 5306-01-438-9363 (5306014389363) | 5306-00-839-1951 (5306008391951) | 5330-00-854-3797 (5330008543797) | |
| 5330-99-729-7553 (5330997297553) | 5306-01-710-7805 (5306017107805) | 5310-01-125-4124 (5310011254124) | 5315-01-514-6048 (5315015146048) | |
| 5306-00-009-5138 (5306000095138) | 5340-01-575-9010 (5340015759010) | 5305-00-130-4358 (5305001304358) | 5310-01-513-5337 (5310015135337) | |
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