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Technical Data Sheet
PartsTable / COMPONENT / 1WG91PC21
1WG91PC21 ✓ 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: STEEL INNER RING, bore_shape: STRAIGHT, bore_diameter: 2.1860 INCHES NOMINAL IN, overall_width: 0.7480 INCHES NOMINAL IN, surface_finish: GROUND, locating_feature: NONLOCATING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-117-0695, 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
1WG91PC21
NSN: 3110-00-117-0695
FSC: 3110
CAGE: 66821 — YALE SECURITY INC. DBA NORTON DOOR CONTROL (USA)
SPECIFICATIONS
materialSTEEL INNER RING
bore_shapeSTRAIGHT
bore_diameter2.1860 INCHES NOMINAL IN
overall_width0.7480 INCHES NOMINAL IN
surface_finishGROUND
locating_featureNONLOCATING
special_featuresNO INNER RING; 2.1860 IN. NOM INSIDE ROLLERS OPERATING DIA IN
style_designatorSINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, CYLINDRICAL OUTER RING WITH TWO ROLLER RETAINMENT RINGS ON OUTER, SEPARABLE
overall_outside_diameter3.3465 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
standard_tolerance_designationRBEC NO.1
NSN3110-00-117-0695
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1WG91PC21 · 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
•
STYLE DESIGNATOR: SINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, CYLINDRICAL OUTER RING WITH TWO ROLLER RETAINMENT RINGS ON OUTER, SEPARABLE
•
LOCATING FEATURE: NONLOCATING
•
MATERIAL: STEEL ROLLER
•
SURFACE FINISH: GROUND
•
OVERALL OUTSIDE DIAMETER: 3.3465 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, CYLINDRICAL OUTER RING WITH TWO ROLLER RETAINMENT RINGS ON OUTER, SEPARABLE
LOCATING FEATURENONLOCATING
MATERIALSTEEL ROLLER
MATERIALSTEEL INNER RING
SPECIAL FEATURESNO INNER RING; 2.1860 IN. NOM INSIDE ROLLERS OPERATING DIA IN
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER3.3465 INCHES NOMINAL IN
OVERALL WIDTH0.7480 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
BORE SHAPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
5W4Interchangeable
interchangeable cross-reference
interchangeable
MILE1Interchangeable
interchangeable cross-reference
interchangeable
14821Interchangeable
interchangeable cross-reference
interchangeable
T3461Interchangeable
interchangeable cross-reference
interchangeable
32-77036-31Interchangeable
interchangeable cross-reference
interchangeable
33160-23Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1WG91PC21?
1WG91PC21 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 1WG91PC21?
There are 15 known substitutes for 1WG91PC21: 5W4, MILE1, 14821 and 12 more. Substitute compatibility should be verified for your specific system.
Is 1WG91PC21 still available?
1WG91PC21 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