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Technical Data Sheet
PartsTable / COMPONENT / 81022
81022 ✓ Verified by PartsTable
Trefl · 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

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include color: BLACK OVERALL, material: STEEL OVERALL, nut_style: SPLINE, thickness: 1.5 MILLIMETERS NOMINAL MM, body_width: 2.062 INCHES MAXIMUM IN, bore_shape: STRAIGHT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6723, 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
81022
NSN: 3110-00-155-6723
FSC: 3110
CAGE: 73460 — EATON CORP TRANSMISSION DIV (USA)
SPECIFICATIONS
colorBLACK OVERALL
materialSTEEL OVERALL
nut_styleSPLINE
thickness1.5 MILLIMETERS NOMINAL MM
body_width2.062 INCHES MAXIMUM IN
bore_shapeSTRAIGHT
head_styleBUTTON
nut_height0.303 INCHES MINIMUM AND 0.333 INCHES MAXIMUM IN
body_height2.500 INCHES MAXIMUM IN
body_length2.312 INCHES MAXIMUM IN
head_height0.077 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
lubricationSOLUBLE LUBRICANT
NSN3110-00-155-6723
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 81022 · Trefl ⚠ 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
•
SURFACE FINISH: GROUND
•
OVERALL OUTSIDE DIAMETER: 100.00 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL INNER RING
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
FEATURES PROVIDED: SNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
•
BORE DIAMETER: 45.00 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER100.00 MILLIMETERS NOMINAL MM
MATERIALSTEEL INNER RING
MATERIALSTEEL OUTER RING
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL BALL
FEATURES PROVIDEDSNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
BORE DIAMETER45.00 MILLIMETERS NOMINAL MM
INTERNAL FIT-UP DESIGNATIONSTANDARD
OVERALL WIDTH25.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
309GInterchangeable
interchangeable cross-reference
interchangeable
954137Interchangeable
interchangeable cross-reference
interchangeable
603T2Interchangeable
interchangeable cross-reference
interchangeable
81022Interchangeable
interchangeable cross-reference
interchangeable
22FP2-832Interchangeable
interchangeable cross-reference
interchangeable
7000138228Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 81022?
81022 is a RESISTOR,VARIABLE,WIRE WOUND,NON manufactured by Trefl.
What parts can replace 81022?
There are 25 known substitutes for 81022: 309G, 954137, 603T2 and 22 more. Substitute compatibility should be verified for your specific system.
Is 81022 still available?
81022 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