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Technical Data Sheet

RA108RR W/COLLAR — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

RA108RR W/COLLAR: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OUTER RING, bore_shape: STRAIGHT, bore_diameter: 1.5000 INCHES NOMINAL IN, overall_width: 43.7 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-330-0540, 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
RA108RR W/COLLAR
NSN: 3110-01-330-0540
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialSTEEL OUTER RING
bore_shapeSTRAIGHT
bore_diameter1.5000 INCHES NOMINAL IN
overall_width43.7 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
outer_ring_width22.0 MILLIMETERS NOMINAL MM
style_designatorSINGLE ROW BALL EXTERNAL SELF-ALIGNING, INNER RING EXTENDS ONE SIDE, WITH ECCENTRIC LOCKING COLLAR
overall_outside_diameter80.0 MILLIMETERS NOMINAL MM
NSN3110-01-330-0540
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: RA108RR W/COLLAR · 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
•
OUTER RING WIDTH: 22.0 MILLIMETERS NOMINAL MM
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: SINGLE ROW BALL EXTERNAL SELF-ALIGNING, INNER RING EXTENDS ONE SIDE, WITH ECCENTRIC LOCKING COLLAR
•
OVERALL OUTSIDE DIAMETER: 80.0 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
•
BORE DIAMETER: 1.5000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTER RING WIDTH22.0 MILLIMETERS NOMINAL MM
SURFACE FINISHGROUND
STYLE DESIGNATORSINGLE ROW BALL EXTERNAL SELF-ALIGNING, INNER RING EXTENDS ONE SIDE, WITH ECCENTRIC LOCKING COLLAR
OVERALL WIDTH43.7 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER80.0 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
BORE DIAMETER1.5000 INCHES NOMINAL IN
MATERIALSTEEL OUTER RING
MATERIALSTEEL INNER RING
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 1
500K0310Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is RA108RR W/COLLAR?
RA108RR W/COLLAR is a BEARING,BALL,ANNULAR.
What parts can replace RA108RR W/COLLAR?
There is 1 known substitute for RA108RR W/COLLAR: 500K0310. Substitute compatibility should be verified for your specific system.
What is the NSN for RA108RR W/COLLAR?
RA108RR W/COLLAR is cataloged in the U.S. Government catalog under NSN 3110-01-330-0540. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.