The Helmet,welder's, cataloged under National Stock Number 4240-01-089-8016, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Helmet,welder's |
| FSC / FSG | 4240 — Safety and Rescue Equipment (FSG 42) |
| Parameter | Value |
|---|---|
| NSN | 4240-01-089-8016 |
| Item Name | Helmet,welder's |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| 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 |
| Reference | Meaning |
|---|---|
| 3000511 | 5/9 Secondary reference Jackson Products Inc |
| 3002466 | 5/9 Secondary reference Jackson Products Inc |
| 0744-0009 | 5/9 Secondary reference Jackson Products Inc |
| 491 | 3/9 Design control — primary reference Morse Safety Products Co |
| H4-A | 5/9 Secondary reference Jackson Products Inc |
NSN 4240-01-089-8016 is a Helmet,welder's, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5120-01-646-7867, 5310-01-662-7263. 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.
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.