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Technical Data Sheet
PartsTable / COMPONENT / 741389
741389 ✓ Verified by PartsTable
Legrand · 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 BEARING,BALL,ANNULAR is a Legrand industrial component. Key specifications include unit_design: FREE STANDING, overall_width: 2.000 INCHES NOMINAL IN, interface_type: RS 232C AND RS 422, overall_height: 0.750 INCHES NOMINAL IN, overall_length: 3.500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-012-6840, 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
741389
NSN: 3110-01-012-6840
FSC: 3110
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
unit_designFREE STANDING
overall_width2.000 INCHES NOMINAL IN
interface_typeRS 232C AND RS 422
overall_height0.750 INCHES NOMINAL IN
overall_length3.500 INCHES NOMINAL IN
NSN3110-01-012-6840
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 741389 · Legrand ⚠ 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 9
74139-1Interchangeable
interchangeable cross-reference
interchangeable
80171-1Interchangeable
interchangeable cross-reference
interchangeable
222NMInterchangeable
interchangeable cross-reference
interchangeable
D0603637Interchangeable
interchangeable cross-reference
interchangeable
222NInterchangeable
interchangeable cross-reference
interchangeable
767207Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 741389?
741389 is a BEARING,BALL,ANNULAR manufactured by Legrand.
What parts can replace 741389?
There are 9 known substitutes for 741389: 74139-1, 80171-1, 222NM and 6 more. Substitute compatibility should be verified for your specific system.
Is 741389 still available?
741389 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