The Lamp,incandescent, cataloged under National Stock Number 6240-01-315-1983, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Optical Micro Systems Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 6240-01-315-1983 |
| Primary Part Number | 25-31-03 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Optical Micro Systems Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 25-31-03 PRIMARY | Optical Micro Systems Inc (USA) |
NSN 6240-01-315-1983 is a Lamp,incandescent, manufactured by Optical Micro Systems Inc, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-315-1983 has 1 manufacturer part number on file: 25-31-03 (Optical Micro Systems Inc).
1 possible match (shared part number, not a government interchangeability claim): 5975-01-316-2202. Verify interchangeability with system specifications before substitution.
Key specifications for 25-31-03: End Item Identification: DIATHERMY,OPHTHALMIC,NSN 6530-01-172-1176,MODEL OMS BIPOLAR. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.