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639AS6561 — BEARING,BALL,DUPLEX

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

639AS6561: BEARING,BALL,DUPLEX.

The BEARING,BALL,DUPLEX is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 3110-01-210-9463, 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
639AS6561
NSN: 3110-01-210-9463
NIINs: 012109463, 012117521
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
Part Number639AS6561
NSN3110-01-210-9463
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 639AS6561 · 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
SUBSTITUTES & CROSS-REFERENCES 6
SR40415B30-13 D-AReference document
Same NSN cross-reference
Reference document — Secondary reference
639AS6522-13 D-AReference document
Same NSN cross-reference
Reference document — Secondary reference
SR40405B311A-13 D-AReference document
Same NSN cross-reference
Reference document — Secondary reference
E998-808-13 D-AReference document
Same NSN cross-reference
Reference document — Secondary reference
639AS6561-13 D-ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
E998-804-13 D-AReference 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
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FREQUENTLY ASKED QUESTIONS
What is 639AS6561?
639AS6561 is a BEARING,BALL,DUPLEX.
What parts can replace 639AS6561?
There are 6 known substitutes for 639AS6561: SR40415B30-13 D-A, 639AS6522-13 D-A, SR40405B311A-13 D-A and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 639AS6561?
639AS6561 is cataloged in the U.S. Government catalog under NSN 3110-01-210-9463. This indicates validated use in U.S. government and defense supply chains.
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