The O-Ring, cataloged under National Stock Number 5331-00-052-0537, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Society of Automotive Engineers Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-052-0537 |
| Primary Part Number | AS568-902 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Society of Automotive Engineers Inc |
| Status | CANCELLED |
| Temp Rating | -85.0 FAHRENHEIT AND 401.0 FAHRENHEIT DEGF |
| Elongation Percentage | 125 MAXIMUM |
| Cross-Sectional Height | 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Outside Diameter | 0.367 INCHES NOMINAL IN |
| Material | RUBBER SILICONE CLASS Q |
| Center Hole Diameter | 0.234 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AS568-902 | Society of Automotive Engineers Inc (USA) |
| TR-RG30 | Crestwood Technology Group, Llc (USA) |
| AS568-902AMS3304 | Seals & Packings, Llc (USA) |
| AMS3304 | Society of Automotive Engineers Inc (USA) |
| 375098ES | Eriks B.v. (NLD) |
| 5331PL0658587 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| AMS3304 | Sae International Dba Sae International (USA) |
| AS568-902AMS3304 | Society of Automotive Engineers Inc (USA) |
| TR-RG30 | The Tire & Rim Association Inc (USA) |
| 5331PL1739538 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| AS568-902 | Sae International Dba Sae International (USA) |
NSN 5331-00-052-0537 is a O-Ring, manufactured by Society of Automotive Engineers Inc, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-052-0537 has 11 cross-referenced part numbers: AS568-902 (Society of Automotive Engineers Inc), TR-RG30 (Crestwood Technology Group, Llc), AS568-902AMS3304 (Seals & Packings, Llc), AMS3304 (Society of Automotive Engineers Inc), 375098ES (Eriks B.v.) and 6 more.
There are 12 known substitutes for 5331-00-052-0537: 5331-00-127-7199, 5331-00-135-7227, 5331-00-146-2670 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for AS568-902: Temp Rating: -85.0 FAHRENHEIT AND 401.0 FAHRENHEIT DEGF; Elongation Percentage: 125 MAXIMUM; Cross-Sectional Height: 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL. 7 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-052-0537 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.