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Technical Data Sheet
PartsTable / COMPONENT / 1630557 PART NO. 16
1630557 PART NO. 16 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The 1630557 PART NO. 16 is a the manufacturer industrial component. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-581-7220, 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
1630557 PART NO. 16
NSN: 3110-01-581-7220
FSC: 3110
CAGE: 1S3F8 — BLACKMER SYSTEM ONE, INC. DIV BLACKMER SYSTEM ONE, INC. (USA)
SPECIFICATIONS
Part Number1630557 PART NO. 16
NSN3110-01-581-7220
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1630557 PART NO. 16 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
610697Interchangeable
interchangeable cross-reference
interchangeable
900553Interchangeable
interchangeable cross-reference
interchangeable
25T819D7Interchangeable
interchangeable cross-reference
interchangeable
063984Interchangeable
interchangeable cross-reference
interchangeable
88771HInterchangeable
interchangeable cross-reference
interchangeable
6308Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1630557 PART NO. 16?
1630557 PART NO. 16 is a 1630557 PART NO. 16.
What parts can replace 1630557 PART NO. 16?
There are 17 known substitutes for 1630557 PART NO. 16: 610697, 900553, 25T819D7 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1630557 PART NO. 16?
1630557 PART NO. 16 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-581-7220. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026