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PartsTable / COMPONENT / 10891
10891 ✓ 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

The TRANSFORMER,RADIO FREQUENCY is a Trefl industrial component. Key specifications include material: STEEL CASE, case_style: SQUARE, cone_width: 1.1965 INCHES NOMINAL IN, seal_width: 0.500 INCHES NOMINAL IN, body_length: 0.500 INCHES NOMINAL IN, bore_diameter: 1.3750 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0765, 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
10891
NSN: 3110-00-100-0765
FSC: 3110
CAGE: 89749 — CLARK MATERIAL HANDLING COMPANY (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleSQUARE
cone_width1.1965 INCHES NOMINAL IN
seal_width0.500 INCHES NOMINAL IN
body_length0.500 INCHES NOMINAL IN
bore_diameter1.3750 INCHES NOMINAL IN
rating_methodELECTRICAL SINGLE COMPONENT SINGLE SECONDARY
coil_form_typeHOLLOW SINGLE COMPONENT
inclosure_typeFULLY INCLOSED
mounting_methodTERMINAL SINGLE GROUP
frequency_rating2.5 MEGAHERTZ NOMINAL SINGLE COMPONENT
special_features0.7874 ID X 1.8504 OD X 0.5512 LONG
NSN3110-00-100-0765
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 10891 · 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
•
STYLE DESIGNATOR: NORMAL ANGLE
•
CONE WIDTH: 1.1965 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
CONE CORNER RADIUS: 0.1406 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
BORE DIAMETER: 1.3750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORNORMAL ANGLE
CONE WIDTH1.1965 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
CONE CORNER RADIUS0.1406 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
BORE DIAMETER1.3750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
705281Interchangeable
interchangeable cross-reference
interchangeable
1356DPC17Interchangeable
interchangeable cross-reference
interchangeable
254-00Interchangeable
interchangeable cross-reference
interchangeable
254Interchangeable
interchangeable cross-reference
interchangeable
LA500Interchangeable
interchangeable cross-reference
interchangeable
352080R91Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10891?
10891 is a TRANSFORMER,RADIO FREQUENCY manufactured by Trefl.
What parts can replace 10891?
There are 28 known substitutes for 10891: 705281, 1356DPC17, 254-00 and 25 more. Substitute compatibility should be verified for your specific system.
Is 10891 still available?
10891 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