The O-Ring, cataloged under National Stock Number 5331-01-658-8194, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Coffin Turbo Pump Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-658-8194 |
| Primary Part Number | 21858 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Coffin Turbo Pump Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 21858 PRIMARY | Coffin Turbo Pump Inc (USA) |
NSN 5331-01-658-8194 is a O-Ring, manufactured by Coffin Turbo Pump Inc, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-658-8194 has 1 cross-referenced part number: 21858 (Coffin Turbo Pump Inc).
There are 10 known substitutes for 5331-01-658-8194: 9540-00-238-1553, 5940-00-247-3452, 3455-00-516-5045 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 21858: Part Name Assigned by Controlling Agency: O-RING. 1 total characteristics are documented in the Federal Logistics Information System.