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Technical Data Sheet
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645603 — BEARING,BALL,ANNULAR

✓ Government record, cited
Equip · TAPERED BEARING
PRODUCT OVERVIEW

645603: BEARING,BALL,ANNULAR.

Cat.6A Pro S/FTP Patch Cord is composed of preeminent materials and fully-examined to Cat.6A Platinum S/FTP Patch Cord is composed of preeminent materials and fully-examined to conform with industrial standards. Offering higher bandwidth and better signal-to-noise margin, the Cat.6A cable is able to deliver ultrahigh and error-free performance in the most demanding network environments, specially for 10G application. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-337-1036, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
645603
NSN: 3110-01-337-1036
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 3H889 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS (USA)
SPECIFICATIONS
Part Number645603
ManufacturerEquip
NSN3110-01-337-1036
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 645603 · Equip ⚠ 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
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 2
2881928Reference document
Same NSN cross-reference
Reference document — Secondary reference
WD3LL08ACS3JReference document
Same NSN cross-reference
Reference document — Design control — primary 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 645603?
645603 is a BEARING,BALL,ANNULAR manufactured by Equip.
What parts can replace 645603?
There are 2 known substitutes for 645603: 2881928, WD3LL08ACS3J. Substitute compatibility should be verified for your specific system.
What is the NSN for 645603?
645603 is cataloged in the U.S. Government catalog under NSN 3110-01-337-1036. This indicates validated use in U.S. government and defense supply chains.
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