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Technical Data Sheet
PartsTable / COMPONENT / NF203539-1
NF203539-1 ✓ 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 RETAINER AND ROLLERS,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL RETAINER, bore_diameter: 1.5020 INCHES NOMINAL IN, overall_width: 0.0781 INCHES NOMINAL IN, outside_diameter: 2.1720 INCHES NOMINAL IN, style_designator: RETAINER AND NEEDLE ROLLERS, retainer_fabrication_method: PRESSED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-411-1760, 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
NF203539-1
NSN: 3110-00-411-1760
FSC: 3110
CAGE: 78567 — SPECO CORP (USA)
SPECIFICATIONS
materialSTEEL RETAINER
bore_diameter1.5020 INCHES NOMINAL IN
overall_width0.0781 INCHES NOMINAL IN
outside_diameter2.1720 INCHES NOMINAL IN
style_designatorRETAINER AND NEEDLE ROLLERS
retainer_piece_quantity2
retainer_fabrication_methodPRESSED
NSN3110-00-411-1760
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: NF203539-1 · 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
•
RETAINER PIECE QUANTITY: 2
•
RETAINER FABRICATION METHOD: PRESSED
•
BORE DIAMETER: 1.5020 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING ROLLER
•
OUTSIDE DIAMETER: 2.1720 INCHES NOMINAL IN
•
STYLE DESIGNATOR: RETAINER AND NEEDLE ROLLERS
TECHNICAL CHARACTERISTICS (FLIS)
RETAINER PIECE QUANTITY2
OVERALL WIDTH0.0781 INCHES NOMINAL IN
RETAINER FABRICATION METHODPRESSED
BORE DIAMETER1.5020 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING ROLLER
OUTSIDE DIAMETER2.1720 INCHES NOMINAL IN
MATERIALSTEEL RETAINER
STYLE DESIGNATORRETAINER AND NEEDLE ROLLERS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
NTA2435Interchangeable
interchangeable cross-reference
interchangeable
69477-7Interchangeable
interchangeable cross-reference
interchangeable
C5M30012Interchangeable
interchangeable cross-reference
interchangeable
13885Interchangeable
interchangeable cross-reference
interchangeable
5900666Interchangeable
interchangeable cross-reference
interchangeable
277060Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NF203539-1?
NF203539-1 is a RETAINER AND ROLLERS,BEARING.
What parts can replace NF203539-1?
There are 6 known substitutes for NF203539-1: NTA2435, 69477-7, C5M30012 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NF203539-1?
NF203539-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-411-1760. 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