The Lamp,incandescent, cataloged under National Stock Number 6240-01-411-0401, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Spectra Precision Surveying Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-01-411-0401 |
| Primary Part Number | R71903122 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Spectra Precision Surveying 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 |
|---|---|
| 571-903-122 | Spectra Precision Inc. Dba Trimble Div Engineering and Construction Division (USA) |
| R71903122 PRIMARY | Spectra Precision Surveying Inc (USA) |
| Reference | Meaning |
|---|---|
| 571903122 | 5/9 Secondary reference Spectra Precision Surveying Inc |
NSN 6240-01-411-0401 is a Lamp,incandescent, manufactured by Spectra Precision Surveying Inc, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-411-0401 has 2 manufacturer part numbers on file: 571-903-122 (Spectra Precision Inc. Dba Trimble Div Engineering and Construction Division), R71903122 (Spectra Precision Surveying Inc).
Key specifications for R71903122: Special Features: TRACKLIGHT BULB; 1/2 IN. X 1/8 IN. DIAMETER IN; End Item Identification: SURVEYING INSTRUMENT,ELECTRONIC DISTANCE; NSN 6675-01-372-0047. 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.