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WA-143 — REDUCING WASHER,KNOCKOUT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

WA-143: REDUCING WASHER,KNOCKOUT.

The REDUCING WASHER,KNOCKOUT is a the manufacturer industrial component. Key specifications include material: STEEL, design_type: EMBOSSED, conduit_size_accommodated: 1.000 INCHES NOMINAL IN, knockout_size_for_which_designed: 1.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5975-00-194-9512, 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
WA-143
NSN: 5975-00-194-9512
FSC: 5975 — Electrical Hardware and Supplies
CAGE: 56501 — ABB INSTALLATION PRODUCTS INC (USA)
SPECIFICATIONS
materialSTEEL
design_typeEMBOSSED
conduit_size_accommodated1.000 INCHES NOMINAL IN
knockout_size_for_which_designed1.250 INCHES NOMINAL IN
NSN5975-00-194-9512
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available REDUCING WASHER,KNOCKOUT TITLE COMPONENT PN WA-143 MFR REDUCING WASHER,KNOCKO
KEY FEATURES
•
KNOCKOUT SIZE FOR WHICH DESIGNED: 1.250 INCHES NOMINAL IN
•
CONDUIT SIZE ACCOMMODATED: 1.000 INCHES NOMINAL IN
•
DESIGN TYPE: EMBOSSED
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
KNOCKOUT SIZE FOR WHICH DESIGNED1.250 INCHES NOMINAL IN
CONDUIT SIZE ACCOMMODATED1.000 INCHES NOMINAL IN
DESIGN TYPEEMBOSSED
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 9
13405Reference document
Same NSN cross-reference
Reference document — Secondary reference
347Reference document
Same NSN cross-reference
Reference document — Secondary reference
1505Reference document
Same NSN cross-reference
Reference document — Secondary reference
403Reference document
Same NSN cross-reference
Reference document — Secondary reference
RW-7SReference document
Same NSN cross-reference
Reference document — Secondary reference
3708Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is WA-143?
WA-143 is a REDUCING WASHER,KNOCKOUT.
What parts can replace WA-143?
There are 9 known substitutes for WA-143: 13405, 347, 1505 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for WA-143?
WA-143 is cataloged in the U.S. Government catalog under NSN 5975-00-194-9512. 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.