PartsTable
Technical Data Sheet
PartsTable / COMPONENT / B539
B539 ✓ 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 BEARING,BALL,AIRFRAME is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 0.7500 INCHES NOMINAL IN, load_direction: RADIAL, inner_ring_width: 0.2810 INCHES NOMINAL IN, outer_ring_width: 0.2500 INCHES NOMINAL IN, special_features: KNOWN AS; ROUTER FAN TRAY. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-142-4326, 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
B539
NSN: 3110-00-142-4326
FSC: 3110
CAGE: 73160 — FEDERAL-MOGUL CORP POWERTRAIN PRODUCTS DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter0.7500 INCHES NOMINAL IN
load_directionRADIAL
inner_ring_width0.2810 INCHES NOMINAL IN
outer_ring_width0.2500 INCHES NOMINAL IN
special_featuresKNOWN AS; ROUTER FAN TRAY
style_designatorSINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
end_item_identificationOJ-721(V) 9/U=UYQ-70(V) 2, VLS, CNSL, RACK FFH01
overall_outside_diameter1.1875 INCHES NOMINAL IN
lubrication_material_document_and_classificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
NSN3110-00-142-4326
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: B539 · 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
•
INNER RING WIDTH: 0.2810 INCHES NOMINAL IN
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
•
OUTER RING WIDTH: 0.2500 INCHES NOMINAL IN
•
LOAD DIRECTION: RADIAL
•
OVERALL OUTSIDE DIAMETER: 1.1875 INCHES NOMINAL IN
•
BORE DIAMETER: 0.7500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
INNER RING WIDTH0.2810 INCHES NOMINAL IN
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
OUTER RING WIDTH0.2500 INCHES NOMINAL IN
LOAD DIRECTIONRADIAL
OVERALL OUTSIDE DIAMETER1.1875 INCHES NOMINAL IN
BORE DIAMETER0.7500 INCHES NOMINAL IN
STYLE DESIGNATORSINGLE ROW, TORQUE TUBE TYPE, W/OR W/O CLOSURE
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
6848Interchangeable
interchangeable cross-reference
interchangeable
260-107Interchangeable
interchangeable cross-reference
interchangeable
MS15444-25Interchangeable
interchangeable cross-reference
interchangeable
D1020110Interchangeable
interchangeable cross-reference
interchangeable
B94.11MInterchangeable
interchangeable cross-reference
interchangeable
B1340Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy B539?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is B539?
B539 is a BEARING,BALL,AIRFRAME.
What parts can replace B539?
There are 20 known substitutes for B539: 6848, 260-107, MS15444-25 and 17 more. Substitute compatibility should be verified for your specific system.
Is B539 still available?
B539 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — B539

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026