The O-Ring, cataloged under National Stock Number 5331-01-186-7528, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Hamilton Sundstrand Corporation. This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-Ring (FSG 53) |
| Manufacturers | Parker Hannifin Corporation Div O-Ring Division (CAGE 25184); Parker-Hannifin Corp Div O-Ring Division (CAGE 02697); Goshen Mfg Co the Inc (CAGE 13057); Hamilton Sundstrand Corporation (CAGE 99167); Lydall Inc Elastomer Products Group (CAGE 70061) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-186-7528 |
| Primary Part Number | 28904-6 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Hamilton Sundstrand Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 28904-6 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 28904-6 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 28904-6 | Goshen Mfg Co the Inc (USA) |
| 28904-6 PRIMARY | Hamilton Sundstrand Corporation (USA) |
| 28904-6 | Lydall Inc Elastomer Products Group (USA) |
| 28904-6 | Lord Corp Aerospace Products Div (USA) |
NSN 5331-01-186-7528 is a O-Ring, manufactured by Hamilton Sundstrand Corporation, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-186-7528 has 6 cross-referenced part numbers: 28904-6 (Parker Hannifin Corporation Div O-Ring Division), 28904-6 (Parker-Hannifin Corp Div O-Ring Division), 28904-6 (Goshen Mfg Co the Inc), 28904-6 (Hamilton Sundstrand Corporation), 28904-6 (Lydall Inc Elastomer Products Group) and 1 more.
There are 2 known substitutes for 5331-01-186-7528: 6145-00-725-7097, 5935-01-092-2883. Verify interchangeability with system specifications before substitution.