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4338400 — BEARING,PILLOW BLOC

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4338400: BEARING,PILLOW BLOC.

The BEARING,PILLOW BLOC is a the manufacturer industrial component. Key specifications include end_item_identification: EDGER, HAND, OPHTHALMIC. This part is cataloged in the U.S.

Government catalog under NSN 6540-01-542-0397, 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
4338400
NSN: 6540-01-542-0397
FSC: 6540 — Ophthalmic Instruments, Equipment, and Supplies
CAGE: 0Z432 — GERBER COBURN OPTICAL, INC (USA)
SPECIFICATIONS
end_item_identificationEDGER, HAND, OPHTHALMIC
NSN6540-01-542-0397
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BEARING,PILLOW BLOC TITLE COMPONENT PN 4338400 MFR BEARING,PILLOW BLOC
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONEDGER, HAND, OPHTHALMIC
OTHER ITEMS IN FSC 6540 — Ophthalmic Instruments, Equipment, and Supplies
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6540-00-001-0100 6540-00-001-0101 6540-00-001-0102 6540-00-001-0103 6540-00-001-0104 6540-00-001-0105 6540-00-001-0106
SUBSTITUTES & CROSS-REFERENCES 1
LL-H59-1578Reference 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 4338400?
4338400 is a BEARING,PILLOW BLOC.
What parts can replace 4338400?
There is 1 known substitute for 4338400: LL-H59-1578. Substitute compatibility should be verified for your specific system.
What is the NSN for 4338400?
4338400 is cataloged in the U.S. Government catalog under NSN 6540-01-542-0397. 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.