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R0011WBP21 — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

R0011WBP21: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY RETAINER, bore_shape: STRAIGHT, bore_diameter: 2.1651 INCHES MINIMUM AND 2.1654 INCHES MAXIMUM IN, overall_width: 1.1370 INCHES MINIMUM AND 1.1420 INCHES MAXIMUM IN, surface_finish: GROUND, locating_feature: ONE DIRECTION. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-827-2775, 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
R0011WBP21
NSN: 3110-00-827-2775
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 43334 — GENERAL MOTORS CORP DELCO MORAINE NDH DIV (USA)
SPECIFICATIONS
materialCOPPER ALLOY RETAINER
bore_shapeSTRAIGHT
bore_diameter2.1651 INCHES MINIMUM AND 2.1654 INCHES MAXIMUM IN
overall_width1.1370 INCHES MINIMUM AND 1.1420 INCHES MAXIMUM IN
surface_finishGROUND
locating_featureONE DIRECTION
style_designatorSINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE
internal_clearance0.0018 INCHES MINIMUM RADIAL AND 0.0020 INCHES MAXIMUM RADIAL IN
overall_outside_diameter3.5410 INCHES MINIMUM AND 3.5418 INCHES MAXIMUM IN
retainer_fabrication_methodMACHINED
NSN3110-00-827-2775
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: R0011WBP21 · 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 FABRICATION METHOD: MACHINED
•
INTERNAL CLEARANCE: 0.0018 INCHES MINIMUM RADIAL AND 0.0020 INCHES MAXIMUM RADIAL IN
•
LOCATING FEATURE: ONE DIRECTION
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: SINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 3.5410 INCHES MINIMUM AND 3.5418 INCHES MAXIMUM IN
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODMACHINED
INTERNAL CLEARANCE0.0018 INCHES MINIMUM RADIAL AND 0.0020 INCHES MAXIMUM RADIAL IN
LOCATING FEATUREONE DIRECTION
SURFACE FINISHGROUND
STYLE DESIGNATORSINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE
OVERALL WIDTH1.1370 INCHES MINIMUM AND 1.1420 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER3.5410 INCHES MINIMUM AND 3.5418 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
BORE DIAMETER2.1651 INCHES MINIMUM AND 2.1654 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY RETAINER
SUBSTITUTES & CROSS-REFERENCES 1
6821328Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R0011WBP21?
R0011WBP21 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace R0011WBP21?
There is 1 known substitute for R0011WBP21: 6821328. Substitute compatibility should be verified for your specific system.
What is the NSN for R0011WBP21?
R0011WBP21 is cataloged in the U.S. Government catalog under NSN 3110-00-827-2775. 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.