The O-Ring, cataloged under National Stock Number 5331-00-593-1282, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-593-1282 |
| Primary Part Number | 2-231N951-75 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division |
| Status | CANCELLED |
| Elongation Percentage | 125 MAXIMUM |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Center Hole Diameter | 2.589 INCHES MINIMUM AND 2.629 INCHES MAXIMUM IN |
| Temp Rating | -25.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF |
| Hardness Rating | 75.0 SHORE DUROMETER A NOMINAL |
| Outside Diameter | 2.859 INCHES MINIMUM AND 2.915 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 8F-8882 | Navantia Sa Sme. Div Navantia Hq (ESP) |
| 8T7310 | Caterpillar Inc Div Caterpillar Defense (USA) |
| 2-231N951-75 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA) |
| ASTM-D2000 M3CH810A25 E016Z1 | American Society for Testing and Materials Dba Astm International (USA) |
| 8F-8882 | Navantia - Propulsion Y Energia Motores - Cartagena (ESP) |
| AS568-231 | Sae International Dba Sae International (USA) |
| 8F8882 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| 154085 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| AS568-231 | Society of Automotive Engineers Inc (USA) |
| AS568B-231 | Society of Automotive Engineers Inc (USA) |
NSN 5331-00-593-1282 is a O-Ring, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-593-1282 has 10 cross-referenced part numbers: 8F-8882 (Navantia Sa Sme. Div Navantia Hq), 8T7310 (Caterpillar Inc Div Caterpillar Defense), 2-231N951-75 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division), ASTM-D2000 M3CH810A25 E016Z1 (American Society for Testing and Materials Dba Astm International), 8F-8882 (Navantia - Propulsion Y Energia Motores - Cartagena) and 5 more.
There are 9 known substitutes for 5331-00-593-1282: 5331-00-052-6805, 5331-00-352-0328, 5331-00-641-3656 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2-231N951-75: Elongation Percentage: 125 MAXIMUM; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Center Hole Diameter: 2.589 INCHES MINIMUM AND 2.629 INCHES MAXIMUM IN. 7 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-593-1282 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.