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33K3 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

33K3: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, reducer_type: CONCENTRIC, thread_class: 3B FIRST END, connection_type: THREADED INTERNAL TUBE FIRST END, connection_style: PLAIN (TUBE) SECOND END, nominal_thread_size: 1.250 INCHES FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-618-9494, 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
33K3
NSN: 3110-00-618-9494
NIINs: 006189494, 007669051
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
reducer_typeCONCENTRIC
thread_class3B FIRST END
connection_typeTHREADED INTERNAL TUBE FIRST END
connection_stylePLAIN (TUBE) SECOND END
nominal_thread_size1.250 INCHES FIRST END IN
nominal_overall_length6.000 INCHES IN
thread_quantity_per_inchA12 FIRST END
thread_series_designatorUNF FIRST END
nominal_outside_diameter_tube_accommodated2.000 INCHES SECOND END IN
NSN3110-00-618-9494
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 33K3 · 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 FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 0.3750 INCHES NOMINAL IN
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODMACHINED
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH0.1562 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER0.3750 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE DIAMETER0.1250 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 4
R2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
R2XR1AReference document
Same NSN cross-reference
Reference document — Secondary reference
R2K3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
903580Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 33K3?
33K3 is a BEARING,BALL,ANNULAR.
What parts can replace 33K3?
There are 4 known substitutes for 33K3: R2, R2XR1A, R2K3 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 33K3?
33K3 is cataloged in the U.S. Government catalog under NSN 3110-00-618-9494. This indicates validated use in U.S. government and defense supply chains.
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