The O-Ring, cataloged under National Stock Number 5331-00-531-2260, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Honeywell International Inc Div Aerospace-South Bend (bendix Dr). Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-531-2260 |
| Primary Part Number | 318S2 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) |
| Status | CANCELLED |
| Hardness Rating | 65.0 SHORE DUROMETER A NOMINAL |
| Center Hole Diameter | 1.724 INCHES MINIMUM AND 1.744 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Outside Diameter | 1.989 INCHES MINIMUM AND 2.035 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5331PL1057375 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 2-224 N506-65 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| AS3578-224 | Society of Automotive Engineers Inc (USA) |
| 318S2 PRIMARY | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA) |
| MS9021-224 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| PRP568-224-4024-65 | Parco, Llc (USA) |
| AS3578-224 PRIMARY | Sae International Dba Sae International (USA) |
| 2-224 N506-65 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| SAE-AS3578 | Sae International Dba Sae International (USA) |
NSN 5331-00-531-2260 is a O-Ring, manufactured by Honeywell International Inc Div Aerospace-South Bend (bendix Dr), classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-531-2260 has 9 cross-referenced part numbers: 5331PL1057375 (Jednolity Indeks Materialowy - Uniform Material Index), 2-224 N506-65 (Parker-Hannifin Corp Div O-Ring Division), AS3578-224 (Society of Automotive Engineers Inc), 318S2 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)), MS9021-224 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 4 more.
There is 1 known substitute for 5331-00-531-2260: 6625-00-226-7528. Verify interchangeability with system specifications before substitution.
Key specifications for 318S2: Hardness Rating: 65.0 SHORE DUROMETER A NOMINAL; Center Hole Diameter: 1.724 INCHES MINIMUM AND 1.744 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Outside Diameter: 1.989 INCHES MINIMUM AND 2.035 INCHES MAXIMUM IN. 5 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-531-2260 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.