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Technical Data Sheet
PartsTable / COMPONENT / B-64
B-64 ✓ 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 ELECTRONIC MODULE,STANDARDIZED is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, end_style: SPRING END,SQUARED BOTH ENDS, body_width: 0.750 INCHES NOMINAL IN, bore_shape: STRAIGHT, leg_length: 1.060 INCHES NOMINAL IN, body_height: 0.750 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-144-8813, 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
B-64
NSN: 3110-00-144-8813
FSC: 3110
CAGE: 00724 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
end_styleSPRING END,SQUARED BOTH ENDS
body_width0.750 INCHES NOMINAL IN
bore_shapeSTRAIGHT
leg_length1.060 INCHES NOMINAL IN
body_height0.750 INCHES MAXIMUM IN
body_length0.750 INCHES NOMINAL IN
constructionONE-PIECE
bore_diameter20.00 MILLIMETERS NOMINAL MM
coil_quantity3
overall_width0.300 INCHES IN
inclosure_typeFULLY INCLOSED
NSN3110-00-144-8813
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: B-64 · 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
•
MATERIAL: STEEL INNER RING
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
BORE DIAMETER: 20.00 MILLIMETERS NOMINAL MM
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL INNER RING
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL BALL
MATERIALSTEEL OUTER RING
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE DIAMETER20.00 MILLIMETERS NOMINAL MM
OVERALL WIDTH12.0 MILLIMETERS NOMINAL MM
LOAD DIRECTIONRADIAL
OVERALL OUTSIDE DIAMETER42.00 MILLIMETERS NOMINAL MM
SURFACE FINISHGROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
6004Interchangeable
interchangeable cross-reference
interchangeable
66990Interchangeable
interchangeable cross-reference
interchangeable
18120-1Interchangeable
interchangeable cross-reference
interchangeable
B64Interchangeable
interchangeable cross-reference
interchangeable
10015409Interchangeable
interchangeable cross-reference
interchangeable
57A5A193-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B-64?
B-64 is a ELECTRONIC MODULE,STANDARDIZED.
What parts can replace B-64?
There are 21 known substitutes for B-64: 6004, 66990, 18120-1 and 18 more. Substitute compatibility should be verified for your specific system.
Is B-64 still available?
B-64 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026