The Helmet,welder's, cataloged under National Stock Number 4240-01-652-9093, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Miller Electric Mfg. Llc. 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 | 4240-01-652-9093 |
| Primary Part Number | 259485 |
| Item Name | Helmet,welder's |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Manufacturer | Miller Electric Mfg. Llc |
| 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 |
|---|---|
| 259485 PRIMARY | Miller Electric Mfg. Llc (USA) |
NSN 4240-01-652-9093 is a Helmet,welder's, manufactured by Miller Electric Mfg. Llc, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
NSN 4240-01-652-9093 has 1 manufacturer part number on file: 259485 (Miller Electric Mfg. Llc).
1 possible match (shared part number, not a government interchangeability claim): 1560-01-716-3097. Verify interchangeability with system specifications before substitution.
Key specifications for 259485: Special Features: VIEWING AREA IS 9.22 SQ IN;4 OPERATING MODES - WELD, CUT, GRIND AND X-MODE;CUT SHADE NUMBER 5-8;WELD SHADE NUMBER NUMBER 8-13;4 SENSORS;TIG RATING 5 AMPS AND BELOW;SWITCHING SPEED 1/20000 SEC;WEIGHT 18 OZ OZ; Part Name Assigned by Controlling Agency: AUTO-DARKENING WELDING HELMET. 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.