The O-Ring, cataloged under National Stock Number 5331-01-514-7458, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Chemetron Fire Systems. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Chemetron Fire Systems (CAGE 1CSX7) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-514-7458 |
| Primary Part Number | 5-023-0526 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Chemetron Fire Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| C1-017-0090 REV E ITEM 16 | Chemetron Fire Systems (USA) |
| 5-023-0526 PRIMARY | Chemetron Fire Systems (USA) |
| Reference | Meaning |
|---|---|
| C-41390 | D/9 Drawing number reference only Chemetron Fire Systems |
NSN 5331-01-514-7458 is a O-Ring, manufactured by Chemetron Fire Systems, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-514-7458 has 2 manufacturer part numbers on file: C1-017-0090 REV E ITEM 16 (Chemetron Fire Systems), 5-023-0526 (Chemetron Fire Systems).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.