The Holder,electrode,welding, cataloged under National Stock Number 3439-01-401-5339, is classified within Federal Supply Class 3439 (Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories) of the Metalworking Machinery (continued) group. The manufacturer of record is K I W O T O Inc. Government technical data includes 3 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3439-01-401-5339 |
| Primary Part Number | RG-100 |
| Item Name | Holder,electrode,welding |
| FSC / FSG | 3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories |
| Manufacturer | K I W O T O Inc |
| Status | ACTIVE |
| Electrode Type for Which Designed | ANY ACCEPTABLE |
| Electrode Diameter for Which Designed | 3.250 INCHES NOMINAL IN |
| Design Type | THREADED |
| 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 |
|---|---|
| RG-100 PRIMARY | K I W O T O Inc (USA) |
| Reference | Meaning |
|---|---|
| RG-100 | 5/9 Secondary reference S.j. Smith Co., Inc Div Sj Smith Company |
| 11B257021 | 5/1 Secondary reference Combat Capabilities Development Command Armaments Center Dba Us Army Combat Capabilities Development Command Armaments Center |
NSN 3439-01-401-5339 is a Holder,electrode,welding, manufactured by K I W O T O Inc, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
NSN 3439-01-401-5339 has 1 manufacturer part number on file: RG-100 (K I W O T O Inc).
1 possible match (shared part number, not a government interchangeability claim): 8415-01-469-9793. Verify interchangeability with system specifications before substitution.
Key specifications for RG-100: Electrode Type for Which Designed: ANY ACCEPTABLE; Electrode Diameter for Which Designed: 3.250 INCHES NOMINAL IN; Design Type: THREADED; Overall Length: 12.000 INCHES NOMINAL IN. 3 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.