The O-Ring, cataloged under National Stock Number 5331-00-322-0137, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Freudenberg-Nok General Partnership Dba International Seal Co Inc. 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-322-0137 |
| Primary Part Number | 00179-025F70 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Freudenberg-Nok General Partnership Dba International Seal Co Inc |
| Status | ACTIVE |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Elongation Percentage | 125 MAXIMUM |
| Cross-Sectional Height | 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.174 INCHES MINIMUM AND 0.184 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-R-25988 TYPE 1, CLASS 1, GRADE 70 MIL SPEC SINGLE MATERIAL RESPONSE |
| Material | RUBBER FLUOROSILICONE CLASS FQ |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 00179-025F70 PRIMARY | Freudenberg-Nok General Partnership Dba International Seal Co Inc (USA) |
| 120369-6 | California Gasket and Rubber Corporation Dba California Gaket & Rubber Corp (USA) |
| SZ7583-6 | Stillman Seal Corporation Div Stillman Seal Corperation (USA) |
| 5169221 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 10163873 | Nimikkeistokeskus Ncb Finland (FIN) |
| LRC63047-6 | Loadholtz Rubber Co Inc (USA) |
| MIL-R-25988 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| CGR1601-0125-6 PRIMARY | California Gasket and Rubber Corporation Dba California Gaket & Rubber Corp (USA) |
| B56106-6 | Parco, Llc (USA) |
| 810020-6 | Stillman Seal Corporation Div Stillman Seal Corperation (USA) |
| ST7M251-6 | The Boeing Company Div Defense (USA) |
| 425005-6 | Hi-Shear Corporation (USA) |
| 7M80-6 | The Boeing Company Div Defense (USA) |
| 415-006A PRIMARY | Parco, Llc (USA) |
NSN 5331-00-322-0137 is a O-Ring, manufactured by Freudenberg-Nok General Partnership Dba International Seal Co Inc, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-322-0137 has 14 cross-referenced part numbers: 00179-025F70 (Freudenberg-Nok General Partnership Dba International Seal Co Inc), 120369-6 (California Gasket and Rubber Corporation Dba California Gaket & Rubber Corp), SZ7583-6 (Stillman Seal Corporation Div Stillman Seal Corperation), 5169221 (Zf Industrieantriebe Witten Gmbh), 10163873 (Nimikkeistokeskus Ncb Finland) and 9 more.
There are 7 known substitutes for 5331-00-322-0137: 3110-00-100-3537, 5331-00-279-9208, 6145-01-067-5225 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 00179-025F70: Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Elongation Percentage: 125 MAXIMUM; Cross-Sectional Height: 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN; Center Hole Diameter: 0.174 INCHES MINIMUM AND 0.184 INCHES MAXIMUM IN. 6 total characteristics are documented in the Federal Logistics Information System.