The O-Ring, cataloged under National Stock Number 5331-01-477-7363, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-01-477-7363 |
| Primary Part Number | ST1946-910 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | CANCELLED |
| Cross-Sectional Height | 0.625 INCHES NOMINAL IN |
| Center Hole Diameter | 0.755 INCHES NOMINAL IN |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ST1946-910 | Freudenberg-Nok General Partnership Dba International Seal Co Inc (USA) |
| ST1946-910 | Rtx Corporation Div Pratt & Whitney (USA) |
| VUM835 3-910 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| M83485/1-910 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| V0835 3-910 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| ST1946-910 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| ST1946-910 | Acushnet Rubber Company, Inc. Dba Precix (USA) |
| 5331PL0658566 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 5331PL0656938 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| ST1946-910 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5331-01-477-7363 is a O-Ring, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-01-477-7363 has 10 cross-referenced part numbers: ST1946-910 (Freudenberg-Nok General Partnership Dba International Seal Co Inc), ST1946-910 (Rtx Corporation Div Pratt & Whitney), VUM835 3-910 (Parker-Hannifin Corp Div O-Ring Division), M83485/1-910 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), V0835 3-910 (Parker-Hannifin Corp Div O-Ring Division) and 5 more.
There are 3 known substitutes for 5331-01-477-7363: 5331-00-470-7961, 5331-01-617-1852, 5331-01-670-1691. Verify interchangeability with system specifications before substitution.
Key specifications for ST1946-910: Special Features: THICKNESS IS 0.097 INCH IN; Cross-Sectional Height: 0.625 INCHES NOMINAL IN; Center Hole Diameter: 0.755 INCHES NOMINAL IN; Material: RUBBER FLUOROCARBON CLASS FPM. 4 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-01-477-7363 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.