The O-Ring, cataloged under National Stock Number 5331-00-851-8695, 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 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-851-8695 |
| Primary Part Number | AS3578-040 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Center Hole Diameter | 2.849 INCHES MINIMUM AND 2.879 INCHES MAXIMUM IN |
| Hardness Rating | 65.0 SHORE DUROMETER A NOMINAL |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Outside Diameter | 2.978 INCHES MINIMUM AND 3.030 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5331PL1943488 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| SAE-AS3578 | Sae International Dba Sae International (USA) |
| N506 2-040 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| MS9021-040 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| AS3578-040 | Dbr Industries, Inc. Dba Dbr Industries Inc (USA) |
| 2-040 N506-65 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| MS9021-040ES | Eriks B.v. (NLD) |
| 90300-7 | Elbitamerica, Inc. (USA) |
| PRP568-040-4024-65 | Parco, Llc (USA) |
| 2-040 N506-65 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| 90800-7 | Elbitamerica, Inc. (USA) |
| AS3578-040 | Society of Automotive Engineers Inc (USA) |
| AS3578-040 PRIMARY | Sae International Dba Sae International (USA) |
NSN 5331-00-851-8695 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-851-8695 has 13 cross-referenced part numbers: 5331PL1943488 (Jednolity Indeks Materialowy - Uniform Material Index), SAE-AS3578 (Sae International Dba Sae International), N506 2-040 (Parker Hannifin Gmbh O-Ring Division), MS9021-040 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), AS3578-040 (Dbr Industries, Inc. Dba Dbr Industries Inc) and 8 more.
There are 8 known substitutes for 5331-00-851-8695: 5305-00-068-0508, 3130-00-190-9362, 4730-00-534-6934 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for AS3578-040: Center Hole Diameter: 2.849 INCHES MINIMUM AND 2.879 INCHES MAXIMUM IN; Hardness Rating: 65.0 SHORE DUROMETER A NOMINAL; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Outside Diameter: 2.978 INCHES MINIMUM AND 3.030 INCHES MAXIMUM IN. 5 total characteristics are documented in the Federal Logistics Information System.