The O-Ring, cataloged under National Stock Number 5331-01-528-4766, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is S P a Simrad Inc Dba Southern Precision Armory Div Spa Defense. The record lists 1 manufacturer part number 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 | S P a Simrad Inc Dba Southern Precision Armory Div Spa Defense (CAGE 1G6Y3) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-528-4766 |
| Primary Part Number | 540-902111.4 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | S P a Simrad Inc Dba Southern Precision Armory Div Spa Defense |
| 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 |
|---|---|
| 540-902111.4 PRIMARY | S P a Simrad Inc Dba Southern Precision Armory Div Spa Defense (USA) |
NSN 5331-01-528-4766 is a O-Ring, manufactured by S P a Simrad Inc Dba Southern Precision Armory Div Spa Defense, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-528-4766 has 1 manufacturer part number on file: 540-902111.4 (S P a Simrad Inc Dba Southern Precision Armory Div Spa Defense).
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.