The O-Ring, cataloged under National Stock Number 5331-01-031-4430, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 26 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-01-031-4430 |
| Primary Part Number | MS28775-270 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Center Hole Diameter | 8.954 INCHES MINIMUM AND 9.014 INCHES MAXIMUM IN |
| Outside Diameter | 9.204 INCHES MINIMUM AND 9.320 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5331PL0897445 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 157004 | Prince Alexander Partners Inc Div Architecture Engieering and Economic Development (USA) |
| 228,20X3,53-24B7 | Stacem (FRA) |
| 270-846-70 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 0147-D-005-0075 -51 | Zf Industrieantriebe Witten Gmbh (DEU) |
| MS28775-270 | Society of Automotive Engineers Inc (USA) |
| 5331PL1939974 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| SAE-AS28775 | Sae International Dba Sae International (USA) |
| MS28775-270 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS28775-270 PRIMARY | Sae International Dba Sae International (USA) |
| 0146-D005-0075- 51 | Zf Industrieantriebe Witten Gmbh (DEU) |
| AS568-270 MIL-P-25732 | Society of Automotive Engineers Inc (USA) |
| RWS-568-270 | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| 2-270 N304-75 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 0927185 | Zf Industrieantriebe Witten Gmbh (DEU) |
| PRP568-270-4067-70 | Parco, Llc (USA) |
| 70927185 | Zf Industrieantriebe Witten Gmbh (DEU) |
| AS568-270 MIL-P-25732 | Sae International Dba Sae International (USA) |
| AN6230-48 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| 270-7377 | Parker Hannifin Corporation Div O-Ring Division (USA) |
NSN 5331-01-031-4430 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-01-031-4430 has 26 cross-referenced part numbers: 5331PL0897445 (Jednolity Indeks Materialowy - Uniform Material Index), 157004 (Prince Alexander Partners Inc Div Architecture Engieering and Economic Development), 228,20X3,53-24B7 (Stacem), 270-846-70 (Parker Hannifin Corporation Div O-Ring Division), 0147-D-005-0075 -51 (Zf Industrieantriebe Witten Gmbh) and 21 more.
There are 5 known substitutes for 5331-01-031-4430: 3455-00-140-8971, 5330-00-187-3612, 5310-00-286-8474 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS28775-270: Center Hole Diameter: 8.954 INCHES MINIMUM AND 9.014 INCHES MAXIMUM IN; Outside Diameter: 9.204 INCHES MINIMUM AND 9.320 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-01-031-4430 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.