The O-Ring, cataloged under National Stock Number 5331-00-579-3157, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-579-3157 |
| Primary Part Number | N0304 2-349 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | CANCELLED |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Center Hole Diameter | 4.460 INCHES MINIMUM AND 4.490 INCHES MAXIMUM IN |
| Outside Diameter | 4.855 INCHES MINIMUM AND 4.935 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS28775-349ES | Eriks B.v. (NLD) |
| N0304 2-349 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| SAE-AS28775 | Sae International Dba Sae International (USA) |
| 2-349 N304-75 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| MS28775-349 PRIMARY | Sae International Dba Sae International (USA) |
| 2-349 N304-75 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| MS28775-349 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| SFM349-11501NL | Atelier Industriel De L'aeronautique De Cuers Pierrefeu (siae/aia Cp) (FRA) |
| 4762798 | Oshkosh Defense Llc (USA) |
| MS28775-349 | Society of Automotive Engineers Inc (USA) |
| 6227-52 | Trelleborg Sealing Solutions El Segundo, Inc. Dba Tss El Segundo (USA) |
| PRP568-349-4067-70 | Parco, Llc (USA) |
NSN 5331-00-579-3157 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-579-3157 has 12 cross-referenced part numbers: MS28775-349ES (Eriks B.v.), N0304 2-349 (Parker-Hannifin Corp Div O-Ring Division), SAE-AS28775 (Sae International Dba Sae International), 2-349 N304-75 (Parker Hannifin Gmbh O-Ring Division), MS28775-349 (Sae International Dba Sae International) and 7 more.
There are 2 known substitutes for 5331-00-579-3157: 5330-00-196-5336, 5945-01-406-5905. Verify interchangeability with system specifications before substitution.
Key specifications for N0304 2-349: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Center Hole Diameter: 4.460 INCHES MINIMUM AND 4.490 INCHES MAXIMUM IN; Outside Diameter: 4.855 INCHES MINIMUM AND 4.935 INCHES MAXIMUM IN; Cross-Sectional Height: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-579-3157 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.