General Characteristics Item Description: ACCOMMODATES WIRE SIZE 5/32 IN. DIA IN
Identification
NSN: 3431-01-181-3073
NIIN: 011813073
FSC: 3431 — Electric Arc Welding Equipment
FSG: 34 — Metalworking Machinery (continued)
General Description
The Tip,contact, cataloged under National Stock Number 3431-01-181-3073, is classified within Federal Supply Class 3431 (Electric Arc Welding Equipment) of the Metalworking Machinery (continued) group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3431-01-181-3073
Item Name
Tip,contact
FSC / FSG
3431 / 34 — Electric Arc Welding Equipment
Status
ACTIVE
General Characteristics Item Description
ACCOMMODATES WIRE SIZE 5/32 IN. DIA IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
19N49
5/9Secondary reference
Union Carbide Corp Sub of Dow Co the
19N49
3/2Design control — primary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 3431 — Electric Arc Welding Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3431-00-008-9353
3431-00-008-9353 · Item name not on file
3431-00-010-5596
LINER,NITROGEN CONDUIT
3431-00-010-5597
LINER,NITROGEN COND
3431-00-010-5599
3431-00-010-5599 · Item name not on file
3431-00-012-4357
3431-00-012-4357 · Item name not on file
3431-00-012-4360
3431-00-012-4360 · Item name not on file
3431-00-012-4362
SPARK GAP ASSEMBLY
3431-00-015-2564
PANEL,POWER,ALTERNATE
Frequently Asked Questions
What is NSN 3431-01-181-3073?
NSN 3431-01-181-3073 is a Tip,contact, classified under FSC 3431, Electric Arc Welding Equipment. Status: active.
What are the specifications of 3431-01-181-3073?
Key specifications for 3431-01-181-3073: General Characteristics Item Description: ACCOMMODATES WIRE SIZE 5/32 IN. DIA IN; End Item Identification: UNION CARBIDE MODEL ST-16 AND ST-21 MIG TORCH. 1 specification is documented in the U.S. Government catalog.
Is NSN 3431-01-181-3073 hazardous material?
No hazard code in the DLA record (HMIC N). 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.