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Technical Data Sheet
PartsTable / COMPONENT / A-481
A-481 ✓ 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 TERMINAL,LUG is a the manufacturer industrial component. Key specifications include color: BLACK, material: COPPER OVERALL, nut_style: BLIND RIVET W/SMOOTH ROUND SHANK, head_style: FLAT COUNTERSUNK, nut_length: 0.370 INCHES NOMINAL IN, relay_type: DC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-120-4247, 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
A-481
NSN: 3110-00-120-4247
FSC: 3110
CAGE: 51588 — RBC BEARINGS INCORPORATED DIV WEST TRENTON DIVISION (USA)
SPECIFICATIONS
colorBLACK
materialCOPPER OVERALL
nut_styleBLIND RIVET W/SMOOTH ROUND SHANK
head_styleFLAT COUNTERSUNK
nut_length0.370 INCHES NOMINAL IN
relay_typeDC
seat_angle45.0 DEGREES ALL ENDS
skirt_styleFLARED
inside_width0.125 INCHES NOMINAL IN
nut_diameter0.155 INCHES NOMINAL IN
reducer_typeCONCENTRIC
skirt_designNONDETACHABLE
NSN3110-00-120-4247
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A-481 · 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
KEY FEATURES
•
OVERALL OUTSIDE DIAMETER: 2.0625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESROLLER TYPE: SOLID
OVERALL OUTSIDE DIAMETER2.0625 INCHES NOMINAL IN
OVERALL LENGTH0.7500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
A48-1Interchangeable
interchangeable cross-reference
interchangeable
MS27130-A-81Interchangeable
interchangeable cross-reference
interchangeable
NAS1330A04-81Interchangeable
interchangeable cross-reference
interchangeable
A0000481Interchangeable
interchangeable cross-reference
interchangeable
GPW5783AInterchangeable
interchangeable cross-reference
interchangeable
MH15205Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-481?
A-481 is a TERMINAL,LUG.
What parts can replace A-481?
There are 13 known substitutes for A-481: A48-1, MS27130-A-81, NAS1330A04-81 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-481?
A-481 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-120-4247. 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