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636311-RSZ — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

636311-RSZ: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL RETAINER, bore_shape: STRAIGHT, bore_diameter: 2.1654 INCHES NOMINAL IN, overall_width: 1.1417 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-137-1618, 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
636311-RSZ
NSN: 3110-01-137-1618
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 43766 — SKF INDUSTRIES INC NICE BEARING PRODUCTS DIV (USA)
SPECIFICATIONS
materialSTEEL RETAINER
bore_shapeSTRAIGHT
bore_diameter2.1654 INCHES NOMINAL IN
overall_width1.1417 INCHES NOMINAL IN
seal_quantity1
load_directionRADIAL
surface_finishGROUND
shield_quantity1
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
bearing_seal_typeCONTACT
lubrication_materialGREASE
overall_outside_diameter4.7244 INCHES NOMINAL IN
NSN3110-01-137-1618
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 636311-RSZ · 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: PRESSED
•
BEARING SEAL TYPE: CONTACT
•
LUBRICATION MATERIAL: GREASE
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
SHIELD QUANTITY: 1
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
BEARING SEAL TYPECONTACT
LUBRICATION MATERIALGREASE
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
SHIELD QUANTITY1
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH1.1417 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER4.7244 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
SUBSTITUTES & CROSS-REFERENCES 2
A7818R55Reference document
Same NSN cross-reference
Reference document — Secondary reference
97611Reference 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 636311-RSZ?
636311-RSZ is a BEARING,BALL,ANNULAR.
What parts can replace 636311-RSZ?
There are 2 known substitutes for 636311-RSZ: A7818R55, 97611. Substitute compatibility should be verified for your specific system.
What is the NSN for 636311-RSZ?
636311-RSZ is cataloged in the U.S. Government catalog under NSN 3110-01-137-1618. 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.