The O-Ring, cataloged under National Stock Number 5331-00-579-6518, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Group Site De Saint Tropez. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 10 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 | 5331-00-579-6518 |
| Primary Part Number | 2-03154 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Naval Group Site De Saint Tropez |
| Status | CANCELLED |
| Center Hole Diameter | 11.954 INCHES MINIMUM AND 12.014 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Hardness Rating | 65.0 SHORE DUROMETER A NOMINAL |
| Outside Diameter | 12.189 INCHES MINIMUM AND 12.335 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Temp Rating | -70.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2-03154 | Naval Group Site De Saint Tropez (FRA) |
| AS3578-278 | Society of Automotive Engineers Inc (USA) |
| 5331PL1279487 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| MS9021-278 | Le Joint Francais (FRA) |
| AMS7271H | Society of Automotive Engineers Inc (USA) |
| 2-278 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 2-278 N506-65 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 2-278 N506-65 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| MS9021-278 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| AS3578-278 | Sae International Dba Sae International (USA) |
| AMS7271H | Sae International Dba Sae International (USA) |
| 304,39X3,53F641 | Le Joint Francais (FRA) |
| 304,39X3,53F641A | Le Joint Francais (FRA) |
| PRP568-278-4024-65 | Parco, Llc (USA) |
NSN 5331-00-579-6518 is a O-Ring, manufactured by Naval Group Site De Saint Tropez, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-579-6518 has 14 cross-referenced part numbers: 2-03154 (Naval Group Site De Saint Tropez), AS3578-278 (Society of Automotive Engineers Inc), 5331PL1279487 (Jednolity Indeks Materialowy - Uniform Material Index), MS9021-278 (Le Joint Francais), AMS7271H (Society of Automotive Engineers Inc) and 9 more.
There are 12 known substitutes for 5331-00-579-6518: 1630-00-218-8369, 5325-00-290-1960, 4730-00-476-5868 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2-03154: Center Hole Diameter: 11.954 INCHES MINIMUM AND 12.014 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Hardness Rating: 65.0 SHORE DUROMETER A NOMINAL; Outside Diameter: 12.189 INCHES MINIMUM AND 12.335 INCHES MAXIMUM IN. 6 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-579-6518 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.