The O-Ring, cataloged under National Stock Number 5331-00-825-1428, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-825-1428 |
| Primary Part Number | 1748025-46 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Cross-Sectional Height | 0.1875 INCHES NOMINAL IN |
| Elongation Percentage | 200 MAXIMUM |
| Hardness Rating | 65.0 SHORE DUROMETER A NOMINAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1748025-46 PRIMARY | Naval Sea Systems Command (USA) |
| HN2500-46 | Usm Corp Sub of Emhart Industries Inc Farrel Co Div (USA) |
| AMS7271 | Sae International Dba Sae International (USA) |
| AMS7271 | Society of Automotive Engineers Inc (USA) |
NSN 5331-00-825-1428 is a O-Ring, manufactured by Naval Sea Systems Command, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-825-1428 has 4 cross-referenced part numbers: 1748025-46 (Naval Sea Systems Command), HN2500-46 (Usm Corp Sub of Emhart Industries Inc Farrel Co Div), AMS7271 (Sae International Dba Sae International), AMS7271 (Society of Automotive Engineers Inc).
There are 9 known substitutes for 5331-00-825-1428: 5331-00-064-4354, 5331-00-104-7959, 5331-00-515-6331 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1748025-46: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.1875 INCHES NOMINAL IN; Elongation Percentage: 200 MAXIMUM; Hardness Rating: 65.0 SHORE DUROMETER A NOMINAL. 4 total characteristics are documented in the Federal Logistics Information System.