The O-Ring, cataloged under National Stock Number 5331-01-546-3590, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Drs Network & Imaging Systems Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5331-01-546-3590 |
| Primary Part Number | 400134-2 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Drs Network & Imaging Systems Llc |
| Status | ACTIVE |
| Cross-Sectional Height | 1.130 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 400134-2 PRIMARY | Drs Network & Imaging Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| 9452K83 | 5/9 Secondary reference Mcmaster-Carr Supply Co |
NSN 5331-01-546-3590 is a O-Ring, manufactured by Drs Network & Imaging Systems Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-546-3590 has 1 manufacturer part number on file: 400134-2 (Drs Network & Imaging Systems Llc).
Key specifications for 400134-2: Cross-Sectional Height: 1.130 INCHES NOMINAL IN; End Item Identification: AN/PAS-13D(V)1, SIGHT,THERMAL, FOR LIGHT WEAPONS. 1 specification is documented in the U.S. Government catalog.
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.