The O-Ring, cataloged under National Stock Number 5331-00-291-5079, 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 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-291-5079 |
| Primary Part Number | AS568-050 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Center Hole Diameter | 5.216 INCHES MINIMUM AND 5.262 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Temp Rating | -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Elongation Percentage | 331 MAXIMUM |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AS568-050 | Sae International Dba Sae International (USA) |
| 83687 ITEM 13 | Emerson Process Management Valve Automation, Inc. (USA) |
| AS568-050 | Society of Automotive Engineers Inc (USA) |
| AS568-050 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-G-21569B | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 2-050 N0674-70 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| AMS-P-5315 | Society of Automotive Engineers Inc (USA) |
| 4045205017 | Emerson Process Management Valve Automation, Inc. (USA) |
| 2-050N674-70 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| AMS-P-5315 | Sae International Dba Sae International (USA) |
NSN 5331-00-291-5079 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-291-5079 has 10 cross-referenced part numbers: AS568-050 (Sae International Dba Sae International), 83687 ITEM 13 (Emerson Process Management Valve Automation, Inc.), AS568-050 (Society of Automotive Engineers Inc), AS568-050 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-G-21569B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.
There are 3 known substitutes for 5331-00-291-5079: 5330-00-718-7385, 5331-01-098-3824, 5331-01-206-6820. Verify interchangeability with system specifications before substitution.
Key specifications for AS568-050: Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Center Hole Diameter: 5.216 INCHES MINIMUM AND 5.262 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Temp Rating: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF. 6 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-291-5079 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.