The O-Ring, cataloged under National Stock Number 5331-01-584-1057, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Safran Defense & Space, Inc. Div Optronics. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-584-1057 |
| Primary Part Number | AS568A-018 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Safran Defense & Space, Inc. Div Optronics |
| 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 |
| Part Number | Manufacturer |
|---|---|
| AS568A-018 PRIMARY | Safran Defense & Space, Inc. Div Optronics (USA) |
| 50050-075 | Fairmount Automation, Inc Dba Fairmount Automation Inc (USA) |
| Reference | Meaning |
|---|---|
| AS-568A-018 | 5/9 Secondary reference L3 Technologies, Inc. Dba Insight Technology Div Integrated Vision Solutions |
NSN 5331-01-584-1057 is a O-Ring, manufactured by Safran Defense & Space, Inc. Div Optronics, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-584-1057 has 2 manufacturer part numbers on file: AS568A-018 (Safran Defense & Space, Inc. Div Optronics), 50050-075 (Fairmount Automation, Inc Dba Fairmount Automation Inc).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-616-9294. Verify interchangeability with system specifications before substitution.
Key specifications for AS568A-018: Part Name Assigned by Controlling Agency: SEAL, O-RING, BATTERY ADAPTER ASSEMBLY; End Item Identification: MUM2 NIGHT VISION GOGGLES. 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.