The O-Ring, cataloged under National Stock Number 5331-01-562-1950, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Optex Systems, Inc Div Applied Optics Center. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-562-1950 |
| Primary Part Number | 39108149 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Optex Systems, Inc Div Applied Optics Center |
| 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 5331-01-562-1950 is a O-Ring, manufactured by Optex Systems, Inc Div Applied Optics Center, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-562-1950 has 2 manufacturer part numbers on file: 39108149 (Optex Systems, Inc Div Applied Optics Center), 39108149 (L3 Technologies, Inc. Dba Insight Technology Div Integrated Vision Solutions).
Key specifications for 39108149: Part Name Assigned by Controlling Agency: O-RING FORMED; End Item Identification: 5855-01-558-3616,INFANTRY WEAP NIGHT SIGHT-IMAGE INTENS. 0 specifications are 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.