NSN 3439-01-667-4280 · NIIN 016674280 · Part number MILWC018X7
Airgas Usa, Llc · FSC 3439 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories · FSG 34 — Metalworking Machinery (continued) · CAGE 3WRY5
Government record, cited
NSN 3439-01-667-4280 — this item is cataloged by the U.S. Government under National Stock Number 3439-01-667-4280. Manufacturer of record part number: MILWC018X7.
Also searched as3439-01-667-4280 ·
3439016674280 ·
NIIN 016674280 ·
01-667-4280 ·
FSC 3439 Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories · CAGE 3WRY5 · MILWC018X7 · WC018X7
FSC: 3439 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories
FSG: 34 — Metalworking Machinery (continued)
Primary part number: MILWC018X7
Manufacturer: Airgas Usa, Llc
General Description
The Electrode,welding, cataloged under National Stock Number 3439-01-667-4280, 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 Airgas Usa, Llc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3439-01-667-4280
Primary Part Number
MILWC018X7
Item Name
Electrode,welding
FSC / FSG
3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories
Manufacturer
Airgas Usa, Llc
Status
ACTIVE
Length
7.0 INCHES NOMINAL IN
Shape
ROUND
Outside Diameter
0.125 INCHES NOMINAL IN
Physical Form
STRAIGHT
Material
TUNGSTEN OVERALL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 3439 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3439-00-001-0002
3439-00-001-0002 · Item name not on file
3439-00-001-4196
3439-00-001-4196 · Item name not on file
3439-00-001-4197
3439-00-001-4197 · Item name not on file
3439-00-003-1195
3439-00-003-1195 · Item name not on file
3439-00-003-8601
SOLDER,LEAD ALLOY
3439-00-003-8602
SOLDER,LEAD-TIN ALLOY
3439-00-004-0913
HOUSING,ELECTRIC SO
3439-00-004-0915
SOLDERING GUN
Frequently Asked Questions
What is NSN 3439-01-667-4280?
NSN 3439-01-667-4280 is a Electrode,welding, manufactured by Airgas Usa, Llc, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
What part numbers are listed for NSN 3439-01-667-4280?
NSN 3439-01-667-4280 has 1 manufacturer part number on file: MILWC018X7 (Airgas Usa, Llc).
What are the specifications of MILWC018X7?
Key specifications for MILWC018X7: Length: 7.0 INCHES NOMINAL IN; Shape: ROUND; Outside Diameter: 0.125 INCHES NOMINAL IN; Physical Form: STRAIGHT. 5 specifications are documented in the U.S. Government catalog.
Is NSN 3439-01-667-4280 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.