The O-Ring, cataloged under National Stock Number 5331-00-291-4835, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Hamilton Sundstrand Corporation. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-291-4835 |
| Primary Part Number | 28778 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Hamilton Sundstrand Corporation |
| Status | ACTIVE |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Cross-Sectional Height | 0.070 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 28778 PRIMARY | Hamilton Sundstrand Corporation (USA) |
NSN 5331-00-291-4835 is a O-Ring, manufactured by Hamilton Sundstrand Corporation, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-291-4835 has 1 cross-referenced part number: 28778 (Hamilton Sundstrand Corporation).
There are 3 known substitutes for 5331-00-291-4835: 1680-00-099-7851, 5310-00-534-9780, 4810-01-052-2735. Verify interchangeability with system specifications before substitution.
Key specifications for 28778: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.070 INCHES NOMINAL IN. 2 total characteristics are documented in the Federal Logistics Information System.