The Light,extension, cataloged under National Stock Number 6230-01-228-9577, is classified within Federal Supply Class 6230 (Electric Portable and Hand Lighting Equipment) of the Lighting Fixtures and Lamps group. The manufacturer of record is J. W. Speaker Corporation Dba Jw Speaker Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Item Name | Light,extension |
| FSC / FSG | 6230 — Electric Portable and Hand Lighting Equipment (FSG 62) |
| Manufacturers | J. W. Speaker Corporation Dba Jw Speaker Corp (CAGE 78422) |
| Parameter | Value |
|---|---|
| NSN | 6230-01-228-9577 |
| Primary Part Number | 1403442 |
| Item Name | Light,extension |
| FSC / FSG | 6230 / 62 — Electric Portable and Hand Lighting Equipment |
| Manufacturer | J. W. Speaker Corporation Dba Jw Speaker Corp |
| Status | CANCELLED |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1403442 PRIMARY | J. W. Speaker Corporation Dba Jw Speaker Corp (USA) |
| Reference | Meaning |
|---|---|
| 1400310 | 3/1 Design control — primary reference J. W. Speaker Corporation Dba Jw Speaker Corp |
| 1497550 | 5/9 Secondary reference Oshkosh Defense Llc |
| 1403342 | 5/9 Secondary reference J. W. Speaker Corporation Dba Jw Speaker Corp |
| 6230012289577 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 1400670 | 5/9 Secondary reference J. W. Speaker Corporation Dba Jw Speaker Corp |
| 1400312 | 5/9 Secondary reference J. W. Speaker Corporation Dba Jw Speaker Corp |
| 1497550 | 5/9 Secondary reference Oshkosh Corp |
| 4354942 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
NSN 6230-01-228-9577 is a Light,extension, manufactured by J. W. Speaker Corporation Dba Jw Speaker Corp, classified under FSC 6230, Electric Portable and Hand Lighting Equipment. Status: cancelled.
NSN 6230-01-228-9577 has 1 manufacturer part number on file: 1403442 (J. W. Speaker Corporation Dba Jw Speaker Corp).
3 possible matches (shared part number, not a government interchangeability claim): 5310-01-594-1898, 6505-01-653-4204, 4730-01-705-3401. Verify interchangeability with system specifications before substitution.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 6230-01-228-9577 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.