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2173962 — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

2173962: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8620 INNER RING, bore_shape: STRAIGHT, bore_diameter: 1.1809 INCHES MINIMUM AND 1.1811 INCHES MAXIMUM IN, overall_width: 0.7460 INCHES MINIMUM AND 0.7480 INCHES MAXIMUM IN, surface_finish: GROUND, locating_feature: ONE DIRECTION. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-871-7623, 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
2173962
NSN: 3110-00-871-7623
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL COMP 8620 INNER RING
bore_shapeSTRAIGHT
bore_diameter1.1809 INCHES MINIMUM AND 1.1811 INCHES MAXIMUM IN
overall_width0.7460 INCHES MINIMUM AND 0.7480 INCHES MAXIMUM IN
surface_finishGROUND
locating_featureONE DIRECTION
special_featuresSILVER PLATEDRETAINER
style_designatorSINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE
internal_clearance0.0013 INCHES MINIMUM RADIAL AND 0.0022 INCHES MAXIMUM RADIAL IN
overall_outside_diameter2.8343 INCHES MINIMUM AND 2.8346 INCHES MAXIMUM IN
retainer_fabrication_methodMACHINED
standard_tolerance_designationRBEC NO.5
NSN3110-00-871-7623
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 2173962 · 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: 0.0013 INCHES MINIMUM RADIAL AND 0.0022 INCHES MAXIMUM RADIAL IN
•
LOCATING FEATURE: ONE DIRECTION
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: SINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6276 ASSN STD SINGLE MATERIAL RESPONSE INNER RING
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODMACHINED
INTERNAL CLEARANCE0.0013 INCHES MINIMUM RADIAL AND 0.0022 INCHES MAXIMUM RADIAL IN
LOCATING FEATUREONE DIRECTION
SURFACE FINISHGROUND
STYLE DESIGNATORSINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6276 ASSN STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6276 ASSN STD SINGLE MATERIAL RESPONSE ROLLER
OVERALL WIDTH0.7460 INCHES MINIMUM AND 0.7480 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER2.8343 INCHES MINIMUM AND 2.8346 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
SUBSTITUTES & CROSS-REFERENCES 4
548259Reference document
Same NSN cross-reference
Reference document — Secondary reference
740721Reference document
Same NSN cross-reference
Reference document — Replaced / superseded reference
548237Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
548236Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2173962?
2173962 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 2173962?
There are 4 known substitutes for 2173962: 548259, 740721, 548237 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2173962?
2173962 is cataloged in the U.S. Government catalog under NSN 3110-00-871-7623. This indicates validated use in U.S. government and defense supply chains.
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