The O-Ring, cataloged under National Stock Number 5331-01-525-4179, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Society of Automotive Engineers Inc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-525-4179 |
| Primary Part Number | AMS-R-83285GR80/AS568-218 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Society of Automotive Engineers Inc |
| Status | ACTIVE |
| Material Document and Classification | SAE-AMS-R-83285GR80 MIL SPEC SINGLE MATERIAL RESPONSE |
| Center Hole Diameter | 1.222 INCHES MINIMUM AND 1.246 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Hardness Rating | 80.0 SHORE DUROMETER A NOMINAL |
| Material | RUBBER ETHYLENE-PROPYLENE CLASS EPM |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AMS-R-83285GR80/AS568-218 | Society of Automotive Engineers Inc (USA) |
| AMS-R-83285GR80/AS568-218 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AMS-R-83285 GR80 | Society of Automotive Engineers Inc (USA) |
| AMS-R-83285 GR80 | Sae International Dba Sae International (USA) |
| AS568-218 | Society of Automotive Engineers Inc (USA) |
| AS568-218 | Sae International Dba Sae International (USA) |
NSN 5331-01-525-4179 is a O-Ring, manufactured by Society of Automotive Engineers Inc, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-525-4179 has 6 cross-referenced part numbers: AMS-R-83285GR80/AS568-218 (Society of Automotive Engineers Inc), AMS-R-83285GR80/AS568-218 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AMS-R-83285 GR80 (Society of Automotive Engineers Inc), AMS-R-83285 GR80 (Sae International Dba Sae International), AS568-218 (Society of Automotive Engineers Inc) and 1 more.
There are 6 known substitutes for 5331-01-525-4179: 5331-00-173-8142, 5330-01-228-7156, 5331-01-350-4579 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for AMS-R-83285GR80/AS568-218: Material Document and Classification: SAE-AMS-R-83285GR80 MIL SPEC SINGLE MATERIAL RESPONSE; Center Hole Diameter: 1.222 INCHES MINIMUM AND 1.246 INCHES MAXIMUM IN; End Item Identification: HARDWARE; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. 6 total characteristics are documented in the Federal Logistics Information System.