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) | 01-087-9756 (010879756) |
| NCB Code | USA (01) |
| Manufacturer | Raytheon Company, Parker Hannifin Corporation, National Aerospace Standards Com, Military Specifications, Strohmeyer Julie A |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 538395-137 | raytheon company | o ring | RFQ |
| M25988-3-137 | parker hannifin corporation | o ring | RFQ |
| M25988-3-137 | national aerospace standards com | o ring | RFQ |
| M25988-3-137 | raytheon company | o ring | RFQ |
| 538395-137 | parker hannifin corporation | o ring | RFQ |
| MIL-R-25988/3 | military specifications | o ring | RFQ |
| 2-137L1223-60 | strohmeyer julie a | o ring | RFQ |
| MIL-R-25988-3 | national aerospace standards com | o ring | RFQ |
| M25988/3-137 | military specifications | o ring | RFQ |
| 2-137L1223-60 | parker hannifin corporation | o ring | RFQ |
| 2-137L1223-60 | raytheon company | o ring | RFQ |
| MIL-DTL-25988/3 | military specifications | o ring | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHE | OUTSIDE DIAMETER | 2.256 INCHES NOMINAL |
| ADVN | CROSS-SECTIONAL HEIGHT | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM |
| ADYT | CENTER HOLE DIAMETER | 2.033 INCHES MINIMUM AND 2.067 INCHES MAXIMUM |
| ANYN | ELONGATION PERCENTAGE | 125 MAXIMUM |
| CQFM | HARDNESS RATING | 60.0 SHORE DUROMETER A NOMINAL |
| MATT | MATERIAL | RUBBER FLUOROSILICONE CLASS FQ |
| Relevant Components for NSN - 5331-01-087-9756, 5331010879756 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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