The O-Ring Set, cataloged under National Stock Number 5331-01-668-3979, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Teledyne Flir Defense, Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | O-Ring Set |
| FSC / FSG | 5331 — O-Ring (FSG 53) |
| Manufacturers | Saab Australia Pty Ltd (CAGE Z1BP5); Teledyne Flir Defense, Inc (CAGE 1U1P7) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-668-3979 |
| Primary Part Number | 431-051-0022 |
| Item Name | O-Ring Set |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Teledyne Flir Defense, Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 431-051-0022 | Saab Australia Pty Ltd (AUS) |
| 431-051-0022 PRIMARY | Teledyne Flir Defense, Inc (USA) |
NSN 5331-01-668-3979 is a O-Ring Set, manufactured by Teledyne Flir Defense, Inc, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-668-3979 has 2 cross-referenced part numbers: 431-051-0022 (Saab Australia Pty Ltd), 431-051-0022 (Teledyne Flir Defense, Inc).
There is 1 known substitute for 5331-01-668-3979: 5331-01-675-8230. Verify interchangeability with system specifications before substitution.