The O-Ring, cataloged under National Stock Number 5331-00-579-3160, 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 15 commercial cross-references from 12 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 | 5331-00-579-3160 |
| Primary Part Number | MS28775-427 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Cross-Sectional Height | 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Center Hole Diameter | 4.710 INCHES MINIMUM AND 4.740 INCHES MAXIMUM IN |
| Outside Diameter | 5.230 INCHES MINIMUM AND 5.320 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SR 832-75-427 | Stillman Seal Corporation Div Stillman Seal Corperation (USA) |
| MS28775-427 PRIMARY | Sae International Dba Sae International (USA) |
| 2-427 N304-75 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 4067-70-427 | Parco, Llc (USA) |
| 1446-427 | Parker-Hannifin Corporation Div O-Ring Division (USA) |
| 7377-427 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| MS28775-427 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| SAE-AS28775 | Sae International Dba Sae International (USA) |
| 2-427 N304-75 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| MS28775-427 | Society of Automotive Engineers Inc (USA) |
| 5331PL0962164 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 6227-54 | Trelleborg Sealing Solutions El Segundo, Inc. Dba Tss El Segundo (USA) |
| N304-75-427 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| P48026-427 | Acushnet Rubber Company, Inc. Dba Precix (USA) |
| PRP568-427-4067-70 | Parco, Llc (USA) |
NSN 5331-00-579-3160 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-579-3160 has 15 cross-referenced part numbers: SR 832-75-427 (Stillman Seal Corporation Div Stillman Seal Corperation), MS28775-427 (Sae International Dba Sae International), 2-427 N304-75 (Parker-Hannifin Corp Div O-Ring Division), 4067-70-427 (Parco, Llc), 1446-427 (Parker-Hannifin Corporation Div O-Ring Division) and 10 more.
There are 5 known substitutes for 5331-00-579-3160: 2530-00-737-7427, 6150-00-754-5202, 5331-01-183-0985 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS28775-427: Cross-Sectional Height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Center Hole Diameter: 4.710 INCHES MINIMUM AND 4.740 INCHES MAXIMUM IN; Outside Diameter: 5.230 INCHES MINIMUM AND 5.320 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-579-3160 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.