PartsTable
Technical Data Sheet
Download PDF

12A7057 — SPACER,RING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

12A7057: SPACER,RING.

The SPACER,RING is a the manufacturer industrial component. Key specifications include inside_diameter: 5.000 INCHES NOMINAL IN, outside_diameter: 6.062 INCHES NOMINAL IN, overall_thickness: 0.437 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5365-00-353-2768, 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
12A7057
NSN: 5365-00-353-2768
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 95201 — NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC (USA)
SPECIFICATIONS
inside_diameter5.000 INCHES NOMINAL IN
outside_diameter6.062 INCHES NOMINAL IN
overall_thickness0.437 INCHES NOMINAL IN
NSN5365-00-353-2768
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPACER,RING TITLE COMPONENT PN 12A7057 MFR SPACER,RING
KEY FEATURES
•
OUTSIDE DIAMETER: 6.062 INCHES NOMINAL IN
•
OVERALL THICKNESS: 0.437 INCHES NOMINAL IN
•
INSIDE DIAMETER: 5.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER6.062 INCHES NOMINAL IN
OVERALL THICKNESS0.437 INCHES NOMINAL IN
INSIDE DIAMETER5.000 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 7
2066114Reference document
Same NSN cross-reference
Reference document — Secondary reference
5X285Reference document
Same NSN cross-reference
Reference document — Secondary reference
43973Reference document
Same NSN cross-reference
Reference document — Secondary reference
BB5140Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
364970Reference document
Same NSN cross-reference
Reference document — Secondary reference
9ZDK095Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 12A7057?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 12A7057?
12A7057 is a SPACER,RING.
What parts can replace 12A7057?
There are 7 known substitutes for 12A7057: 2066114, 5X285, 43973 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12A7057?
12A7057 is cataloged in the U.S. Government catalog under NSN 5365-00-353-2768. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 12A7057

✓ 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.