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Technical Data Sheet
PartsTable / COMPONENT / R3-7-5
R3-7-5 ✓ 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,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: PLASTIC, core_type: RIBBON CELLULAR, bore_shape: STRAIGHT, core_width: 32.000 INCHES NOMINAL IN, core_height: 26.500 INCHES NOMINAL IN, design_type: ELECTRICAL SYMBOL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-7369, 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
R3-7-5
NSN: 3110-00-155-7369
FSC: 3110
CAGE: 80038 — EQUITABLE BEARING CO INC (USA)
SPECIFICATIONS
materialPLASTIC
core_typeRIBBON CELLULAR
bore_shapeSTRAIGHT
core_width32.000 INCHES NOMINAL IN
core_height26.500 INCHES NOMINAL IN
design_typeELECTRICAL SYMBOL
bore_diameter75.0 MILLIMETERS NOMINAL MM
core_quantity1
overall_width5.750 INCHES NOMINAL IN
core_thickness4.000 INCHES NOMINAL IN
overall_length8.000 INCHES NOMINAL IN
surface_finishGROUND
NSN3110-00-155-7369
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: R3-7-5 · 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
•
BORE DIAMETER: 75.0 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
•
STYLE DESIGNATOR: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
•
MATERIAL: STEEL OUTER RING
•
STANDARD TOLERANCE DESIGNATION: RBEC NO.1
•
LOCATING FEATURE: NONLOCATING
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER75.0 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
STYLE DESIGNATORSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
MATERIALSTEEL OUTER RING
MATERIALSTEEL INNER RING
MATERIALSTEEL ROLLER
STANDARD TOLERANCE DESIGNATIONRBEC NO.1
LOCATING FEATURENONLOCATING
SURFACE FINISHGROUND
INTERNAL FIT-UP DESIGNATIONSTANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
3H1918C35Interchangeable
interchangeable cross-reference
interchangeable
76-525-13Interchangeable
interchangeable cross-reference
interchangeable
R375Interchangeable
interchangeable cross-reference
interchangeable
375Interchangeable
interchangeable cross-reference
interchangeable
175Interchangeable
interchangeable cross-reference
interchangeable
4R3-7-5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R3-7-5?
R3-7-5 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace R3-7-5?
There are 14 known substitutes for R3-7-5: 3H1918C35, 76-525-13, R375 and 11 more. Substitute compatibility should be verified for your specific system.
Is R3-7-5 still available?
R3-7-5 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