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553780C — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

553780C: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include end_item_identification: UH-60L/AH-64A ENGINE (T701C) A. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-089-4209, 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
553780C
NSN: 3110-01-089-4209
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 36069 — SCHAEFFLER AEROSPACE CANADA INC DIV FAG AEROSPACE (CAN)
SPECIFICATIONS
end_item_identificationUH-60L/AH-64A ENGINE (T701C) A
NSN3110-01-089-4209
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 553780C · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONUH-60L/AH-64A ENGINE (T701C) A
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 4
5035T69P01Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
6061T58P01Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5035T69P02Reference document
Same NSN cross-reference
Reference document — Secondary reference
6061T59P01Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 553780C?
553780C is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 553780C?
There are 4 known substitutes for 553780C: 5035T69P01, 6061T58P01, 5035T69P02 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 553780C?
553780C is cataloged in the U.S. Government catalog under NSN 3110-01-089-4209. 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.