The O-Ring, cataloged under National Stock Number 5331-01-540-6502, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Denel Vehicle Systems. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | General Dynamics Land Systems Canadacorp (CAGE 56161); Denel Vehicle Systems (CAGE SZ177) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-540-6502 |
| Primary Part Number | 021748 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Denel Vehicle Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5331-01-540-6502 is a O-Ring, manufactured by Denel Vehicle Systems, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-540-6502 has 2 manufacturer part numbers on file: 021748 (General Dynamics Land Systems Canadacorp), 021748 (Denel Vehicle 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.