| Item Name | O Ring |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5331 O Ring |
| National Item Identification Number (NIIN) | 00-421-9429 (004219429) |
| NCB Code | USA (00) |
| Manufacturer | National Aerospace Standards Com, Military Specifications, Honeywell International Inc, Triumph Controls Llc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| MIL-R-25988B | national aerospace standards com | o ring | 80205 | RFQ |
| MIL-DTL-25988/2 | military specifications | o ring | 81349 | RFQ |
| M25988-2-237 | honeywell international inc | o ring | 99193 | RFQ |
| M25988/2-237 | military specifications | o ring | 81349 | RFQ |
| S9412-237 | triumph controls llc | o ring | 78710 | RFQ |
| S9412-237 | honeywell international inc | o ring | 99193 | RFQ |
| M25988-2-237 | national aerospace standards com | o ring | 80205 | RFQ |
| MIL-R-25988B | military specifications | o ring | 81349 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHE | OUTSIDE DIAMETER | 3.637 INCHES NOMINAL |
| ADVN | CROSS-SECTIONAL HEIGHT | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM |
| ADYT | CENTER HOLE DIAMETER | 3.335 INCHES MINIMUM AND 3.383 INCHES MAXIMUM |
| ANYN | ELONGATION PERCENTAGE | 125 MAXIMUM |
| CQFM | HARDNESS RATING | 75.0 SHORE DUROMETER A NOMINAL |
| MATT | MATERIAL | RUBBER FLUOROSILICONE CLASS FQ |
| Relevant Components for NSN - 5331-00-421-9429, 5331004219429 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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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