The O-Ring, cataloged under National Stock Number 5331-01-231-0703, 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 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-231-0703 |
| Primary Part Number | MS28775-213 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Society of Automotive Engineers Inc |
| Status | ACTIVE |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.911 INCHES MINIMUM AND 0.931 INCHES MAXIMUM IN |
| Temp Rating | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF |
| Criticality Code Justification | ADYT |
| Elongation Percentage | 160 MAXIMUM |
| Outside Diameter | 1.199 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS28775-213 | Society of Automotive Engineers Inc (USA) |
| 5331PL0809688 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| MS28775-213 | Sae International Dba Sae International (USA) |
| LL-HX4-4295 | Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA) |
| 000213EB | Admiral Valve Llc Dba Cpv Manufacturing (USA) |
| MS28775-213 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| C-8925 PIECE 13 | Admiral Valve Llc Dba Cpv Manufacturing (USA) |
| SAE-AS28775 | Sae International Dba Sae International (USA) |
NSN 5331-01-231-0703 is a O-Ring, manufactured by Society of Automotive Engineers Inc, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-231-0703 has 8 cross-referenced part numbers: MS28775-213 (Society of Automotive Engineers Inc), 5331PL0809688 (Jednolity Indeks Materialowy - Uniform Material Index), MS28775-213 (Sae International Dba Sae International), LL-HX4-4295 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 000213EB (Admiral Valve Llc Dba Cpv Manufacturing) and 3 more.
There are 6 known substitutes for 5331-01-231-0703: 5330-00-316-3407, 5331-00-584-1038, 5331-01-213-6128 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS28775-213: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Center Hole Diameter: 0.911 INCHES MINIMUM AND 0.931 INCHES MAXIMUM IN; Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF. 7 total characteristics are documented in the Federal Logistics Information System.