12Y2557 — 12Y2557

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

12Y2557: 12Y2557.

The 12Y2557 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5306-00-775-2409, 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

12Y2557

NSN: 5306-00-775-2409
FSC: 5306 — Bolts
CAGE: 76040 — MACK TRUCKS INC PARTS OPN (USA)

SPECIFICATIONS

Part Number	12Y2557
NSN	5306-00-775-2409

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 3

16A5863Reference document

Same NSN cross-reference

Reference document — Secondary reference

352N2Reference document

Same NSN cross-reference

Reference document — Secondary reference

396540Reference 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 12Y2557?

12Y2557 is a 12Y2557.

What parts can replace 12Y2557?

There are 3 known substitutes for 12Y2557: 16A5863, 352N2, 396540. Substitute compatibility should be verified for your specific system.

What is the NSN for 12Y2557?

12Y2557 is cataloged in the U.S. Government catalog under NSN 5306-00-775-2409. This indicates validated use in U.S. government and defense supply chains.

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