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256963 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

256963: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 0.3748 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN, overall_width: 0.2762 INCHES MINIMUM AND 0.2812 INCHES MAXIMUM IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-015-3267, 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
256963
NSN: 3110-01-015-3267
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 0KDP7 — KIDDE-FENWAL, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter0.3748 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
overall_width0.2762 INCHES MINIMUM AND 0.2812 INCHES MAXIMUM IN
seal_quantity2
load_directionRADIAL
surface_finishGROUND
special_featuresFILL 30 PCT W/DI-ESTER PER SPECIFIED LUBRICANT
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
bearing_seal_typeCONTACT
lubrication_materialGREASE
overall_outside_diameter0.8747 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
NSN3110-01-015-3267
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 256963 · 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
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 0.8747 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
BEARING SEAL TYPECONTACT
LUBRICATION MATERIALGREASE
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH0.2762 INCHES MINIMUM AND 0.2812 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER0.8747 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 3
R6ZZ3-20CReference document
Same NSN cross-reference
Reference document — Secondary reference
Z99R63CJ6Reference document
Same NSN cross-reference
Reference document — Secondary reference
RI-1438X99QQ4RA3P25LG68KReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 256963?
256963 is a BEARING,BALL,ANNULAR.
What parts can replace 256963?
There are 3 known substitutes for 256963: R6ZZ3-20C, Z99R63CJ6, RI-1438X99QQ4RA3P25LG68K. Substitute compatibility should be verified for your specific system.
What is the NSN for 256963?
256963 is cataloged in the U.S. Government catalog under NSN 3110-01-015-3267. This indicates validated use in U.S. government and defense supply chains.
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