The O-Ring, cataloged under National Stock Number 5331-00-641-3806, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Westinghouse Electric Corp. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-641-3806 |
| Primary Part Number | 66G341-7 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.359 INCHES MINIMUM AND 0.369 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 100T061 | Westinghouse Electric Corp (USA) |
| 100T061 | Colt Industries Operating Corp Pratt and Whitney Machine Tool Div |
| 66G341-7 PRIMARY | Westinghouse Electric Corp (USA) |
| 66G341-7 | Colt Industries Operating Corp Pratt and Whitney Machine Tool Div |
| 100T061 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 66G341-7 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 5331PL0890603 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| AN6227-7 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
NSN 5331-00-641-3806 is a O-Ring, manufactured by Westinghouse Electric Corp, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-641-3806 has 8 cross-referenced part numbers: 100T061 (Westinghouse Electric Corp), 100T061 (Colt Industries Operating Corp Pratt and Whitney Machine Tool Div), 66G341-7 (Westinghouse Electric Corp), 66G341-7 (Colt Industries Operating Corp Pratt and Whitney Machine Tool Div), 100T061 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney) and 3 more.
There are 5 known substitutes for 5331-00-641-3806: 5330-00-559-2516, 5330-00-580-5830, 5331-00-584-0265 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 66G341-7: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Center Hole Diameter: 0.359 INCHES MINIMUM AND 0.369 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.