PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILW52161Torch Outfit,welding,gas Shielde

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 3431-00-879-9709 · FSC 3431 · No Item Name Available
Verified by PartsTable
NSN 3431-00-879-9709 — this item is cataloged by the U.S. Government under National Stock Number 3431-00-879-9709. Primary manufacturer part number: MILW52161.
Features
  • Torch Outfit,welding,gas Shielde — FSC 3431
  • Nonsupply Items and Quantities: ALUMINUM ELECTRODE,WIRE SPOOL 20; FUSE,1 AMP 5; FUSE,2 AMP 5; NOZZLE 6; GUIDE TUBE 36; NOZZLE ASSY 1; WIRE FEED ROOL SET 1
  • 3 verified cross-references
  • Primary manufacturer: Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Torch Outfit,welding,gas Shielde, cataloged under National Stock Number 3431-00-879-9709, is classified within Federal Supply Class 3431 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3431-00-879-9709
Primary Part NumberMILW52161
Item NameTorch Outfit,welding,gas Shielde
FSC / FSG3431 / 34 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Nonsupply Items and QuantitiesALUMINUM ELECTRODE,WIRE SPOOL 20; FUSE,1 AMP 5; FUSE,2 AMP 5; NOZZLE 6; GUIDE TUBE 36; NOZZLE ASSY 1; WIRE FEED ROOL SET 1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3431-00-079-04882351-0685 INTERCHANGEABLE
Torch Outfit,welding,gas Shielde
Messer Llc
5999-00-102-58712MN2 INTERCHANGEABLE
Contact Assembly,electrical
Honeywell International Inc. Dba Honeyweel Sensing & Controls
3431-00-121-5878SA136 INTERCHANGEABLE
Torch Outfit,welding,gas Shielde
Northrop Grumman Systems Corporation
5365-00-532-2622 INTERCHANGEABLE
Spacer,sleeve
3431-00-691-1415 INTERCHANGEABLE
Torch Outfit,welding,gas Shielde
6680-01-150-3251SA-135 INTERCHANGEABLE
Indicator,sight,liquid
Parker-Hannifin Corp Div Sporlan Division
2920-01-159-35891990115 INTERCHANGEABLE
Switch,engine Starter,electrical
General Motors Llc Dba General Motors Llc
Cross-Reference Index
Part NumberManufacturer
MILW52161 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
SA135 Westinghouse Electric Corp (USA)
SA135 Westinghouse Electric Corp General Control Div (USA)
Related Parts
3431-00-079-0488INTERCHANGEABLE
TORCH OUTFIT,WELDING,GAS SHIELDE
2351-0685
5999-00-102-5871INTERCHANGEABLE
CONTACT ASSEMBLY,ELECTRICAL
2MN2
3431-00-121-5878INTERCHANGEABLE
TORCH OUTFIT,WELDING,GAS SHIELDE
SA136
5365-00-532-2622INTERCHANGEABLE
SPACER,SLEEVE
3431-00-691-1415INTERCHANGEABLE
TORCH OUTFIT,WELDING,GAS SHIELDE
6680-01-150-3251INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
SA-135
2920-01-159-3589INTERCHANGEABLE
SWITCH,ENGINE STARTER,ELECTRICAL
1990115

Frequently Asked Questions

What is NSN 3431-00-879-9709?

NSN 3431-00-879-9709 is a Torch Outfit,welding,gas Shielde, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 3431 (No Item Name Available). Status: active.

What are the part numbers for NSN 3431-00-879-9709?

NSN 3431-00-879-9709 has 3 cross-referenced part numbers: MILW52161 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), SA135 (Westinghouse Electric Corp), SA135 (Westinghouse Electric Corp General Control Div).

What NSN replaces 3431-00-879-9709?

There are 7 known substitutes for 3431-00-879-9709: 3431-00-079-0488, 5999-00-102-5871, 3431-00-121-5878 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILW52161?

Key specifications for MILW52161: Nonsupply Items and Quantities: ALUMINUM ELECTRODE,WIRE SPOOL 20; FUSE,1 AMP 5; FUSE,2 AMP 5; NOZZLE 6; GUIDE TUBE 36; NOZZLE ASSY 1; WIRE FEED ROOL SET 1; Special Features: ELECTRODE SPOOL MTD ON GUN; ACCOMMODATES 0.047 IN. WIRE; PLASTIC GUN LINING; 60 HZ IN. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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