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ASF4ZZK35A1ROY279 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

ASF4ZZK35A1ROY279: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, flange_width: 0.0420 INCHES NOMINAL IN, bore_diameter: 0.2500 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-650-1880, 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
ASF4ZZK35A1ROY279
NSN: 3110-00-650-1880
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 14927 — S/N PRECISION ENTERPRISES, INC. DBA PACAMOR /KUBAR BEARINGS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
flange_width0.0420 INCHES NOMINAL IN
bore_diameter0.2500 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
shield_quantity2
inner_ring_width0.2500 INCHES NOMINAL IN
outer_ring_taper0.0800 PER FOOT IN INCHES NOMINAL
outer_ring_width0.2260 INCHES NOMINAL IN
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
internal_clearance0.0003 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
NSN3110-00-650-1880
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: ASF4ZZK35A1ROY279 · 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
•
LUBRICATION MATERIAL: OIL
•
OUTER RING WIDTH: 0.2260 INCHES NOMINAL IN
•
INTERNAL CLEARANCE: 0.0003 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
•
FLANGE OUTSIDE DIAMETER: 0.6870 INCHES NOMINAL IN
•
SURFACE FINISH: GROUND
•
OUTER RING TAPER: 0.0800 PER FOOT IN INCHES NOMINAL
•
SHIELD QUANTITY: 2
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
LUBRICATION MATERIALOIL
OUTER RING WIDTH0.2260 INCHES NOMINAL IN
INTERNAL CLEARANCE0.0003 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
FLANGE OUTSIDE DIAMETER0.6870 INCHES NOMINAL IN
SURFACE FINISHGROUND
OUTER RING TAPER0.0800 PER FOOT IN INCHES NOMINAL
SHIELD QUANTITY2
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
BORE SHAPESTRAIGHT
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 2
RS77NR4HZD1UReference document
Same NSN cross-reference
Reference document — Secondary reference
159-1157-2Reference 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 ASF4ZZK35A1ROY279?
ASF4ZZK35A1ROY279 is a BEARING,BALL,ANNULAR.
What parts can replace ASF4ZZK35A1ROY279?
There are 2 known substitutes for ASF4ZZK35A1ROY279: RS77NR4HZD1U, 159-1157-2. Substitute compatibility should be verified for your specific system.
What is the NSN for ASF4ZZK35A1ROY279?
ASF4ZZK35A1ROY279 is cataloged in the U.S. Government catalog under NSN 3110-00-650-1880. 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.