The O-Ring, cataloged under National Stock Number 5331-01-660-8436, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Energy Focus, Inc. Div Mmm. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Energy Focus, Inc. Div Mmm (CAGE 1BD15) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-660-8436 |
| Primary Part Number | 22-15041-00 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Energy Focus, Inc. Div Mmm |
| 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 |
|---|---|
| 22-15041-00 PRIMARY | Energy Focus, Inc. Div Mmm (USA) |
| Reference | Meaning |
|---|---|
| 99-15505-00 REV D ITEM NO.12 | 5/1 Secondary reference Energy Focus, Inc. Div Mmm |
NSN 5331-01-660-8436 is a O-Ring, manufactured by Energy Focus, Inc. Div Mmm, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-660-8436 has 1 manufacturer part number on file: 22-15041-00 (Energy Focus, Inc. Div Mmm).
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.