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) | 00-288-1997 (002881997) |
| NCB Code | USA (00) |
| Manufacturer | Military Specifications, National Aerospace Standards Com, Eriks Bv, Parker Hannifin Corporation, Inspektorat Wsparcia Sil Zbrojnych, Nimikkeistokeskus Ncb Finland |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MILR25988 | military specifications | o ring | RFQ |
| MIL-R-25988-1 | national aerospace standards com | o ring | RFQ |
| M25988-1-338 | national aerospace standards com | o ring | RFQ |
| M25988-1-338 | eriks bv | o ring | RFQ |
| 457-98 | eriks bv | o ring | RFQ |
| M25988-1-338ES | parker hannifin corporation | o ring | RFQ |
| M25988-1-338 | parker hannifin corporation | o ring | RFQ |
| MILR25988 | national aerospace standards com | o ring | RFQ |
| 457-98 | parker hannifin corporation | o ring | RFQ |
| MIL-DTL-25988/1 | military specifications | o ring | RFQ |
| M25988-1-338ES | eriks bv | o ring | RFQ |
| MIL-R-25988/1 | military specifications | o ring | RFQ |
| 5331PL0655024 | inspektorat wsparcia sil zbrojnych | o ring | RFQ |
| 10163262 | nimikkeistokeskus ncb finland | o ring | RFQ |
| M25988/1-338 | military specifications | o ring | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABHE | OUTSIDE DIAMETER | 3.520 INCHES NOMINAL |
| ADVN | CROSS-SECTIONAL HEIGHT | 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM |
| ADYT | CENTER HOLE DIAMETER | 3.076 INCHES MINIMUM AND 3.124 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 - 5331-00-288-1997, 5331002881997 | ||||
| 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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