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) | 00-281-6931 (002816931) |
| NCB Code | USA (00) |
| Manufacturer | Military Specifications, National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MIL-R-25988/1 | military specifications | o ring | RFQ |
| MIL-R-25988-1 | national aerospace standards com | o ring | RFQ |
| MIL-DTL-25988/1 | military specifications | o ring | RFQ |
| M25988-1-049 | national aerospace standards com | o ring | RFQ |
| M25988/1-049 | military specifications | o ring | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHE | OUTSIDE DIAMETER | 5.129 INCHES NOMINAL |
| ADVN | CROSS-SECTIONAL HEIGHT | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM |
| ADYT | CENTER HOLE DIAMETER | 4.952 INCHES MINIMUM AND 5.026 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 - 5331-00-281-6931, 5331002816931 | ||||
| 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) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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