The Torch,welding, cataloged under National Stock Number 3433-01-307-0530, is classified within Federal Supply Class 3433 (Gas Welding, Heat Cutting, and Metalizing Equipment) of the Metalworking Machinery (continued) group. The manufacturer of record is M K Products Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3433-01-307-0530 |
| Primary Part Number | 109-515 |
| Item Name | Torch,welding |
| FSC / FSG | 3433 / 34 — Gas Welding, Heat Cutting, and Metalizing Equipment |
| Manufacturer | M K Products Inc |
| Status | ACTIVE |
| FSC Application Data | WELDING SET ARC |
| 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 |
|---|---|
| 109-515 PRIMARY | M K Products Inc (USA) |
NSN 3433-01-307-0530 is a Torch,welding, manufactured by M K Products Inc, classified under FSC 3433, Gas Welding, Heat Cutting, and Metalizing Equipment. Status: active.
NSN 3433-01-307-0530 has 1 manufacturer part number on file: 109-515 (M K Products Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5365-01-622-8534, 5310-01-632-7633. Verify interchangeability with system specifications before substitution.
Key specifications for 109-515: FSC Application Data: WELDING SET ARC. 1 specification is 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.