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311B703H02 — NOZZLE,WELDING GUN

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

311B703H02: NOZZLE,WELDING GUN.

The NOZZLE,WELDING GUN is a the manufacturer industrial component. Key specifications include end_item_identification: WESTINGHOUSE MODEL SP WELDING GUNS. This part is cataloged in the U.S.

Government catalog under NSN 3431-00-446-2642, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
311B703H02
NSN: 3431-00-446-2642
FSC: 3431 — Electric Arc Welding Equipment
CAGE: 93009 — NATIONAL TORCH TIP CO INC DIV OF ARCHSMITH INC (USA)
SPECIFICATIONS
end_item_identificationWESTINGHOUSE MODEL SP WELDING GUNS
NSN3431-00-446-2642
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available NOZZLE,WELDING GUN TITLE COMPONENT PN 311B703H02 MFR NOZZLE,WELDING GUN
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONWESTINGHOUSE MODEL SP WELDING GUNS
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 3431-00-010-5596 3431-00-010-5597 3431-00-010-5599 3431-00-012-4357 3431-00-012-4360 3431-00-012-4362 3431-00-015-2564
SUBSTITUTES & CROSS-REFERENCES 1
311B703H07Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 311B703H02?
311B703H02 is a NOZZLE,WELDING GUN.
What parts can replace 311B703H02?
There is 1 known substitute for 311B703H02: 311B703H07. Substitute compatibility should be verified for your specific system.
What is the NSN for 311B703H02?
311B703H02 is cataloged in the U.S. Government catalog under NSN 3431-00-446-2642. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.