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77R10L1E — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

77R10L1E: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 0.6250 INCHES NOMINAL IN, overall_width: 0.3438 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-227-4723, 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
77R10L1E
NSN: 3110-00-227-4723
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 43334 — GENERAL MOTORS CORP DELCO MORAINE NDH DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter0.6250 INCHES NOMINAL IN
overall_width0.3438 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
shield_quantity2
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
lubrication_materialGREASE
overall_outside_diameter1.3750 INCHES NOMINAL IN
internal_fit-up_designationLOOSE
retainer_fabrication_methodPRESSED
NSN3110-00-227-4723
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 77R10L1E · 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: GREASE
•
INTERNAL FIT-UP DESIGNATION: LOOSE
•
SURFACE FINISH: GROUND
•
SHIELD QUANTITY: 2
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 1.3750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
LUBRICATION MATERIALGREASE
INTERNAL FIT-UP DESIGNATIONLOOSE
SURFACE FINISHGROUND
SHIELD QUANTITY2
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH0.3438 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.3750 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
SUBSTITUTES & CROSS-REFERENCES 7
77R10L1224Reference document
Same NSN cross-reference
Reference document — Secondary reference
PS7KDDFS50160Reference document
Same NSN cross-reference
Reference document — Secondary reference
PS7KDDFS160Reference document
Same NSN cross-reference
Reference document — Secondary reference
AA59644-115ECHCReference document
Same NSN cross-reference
Reference document — Identification reference
4040-1200BE21Reference document
Same NSN cross-reference
Reference document — Secondary reference
77R10LIEReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 77R10L1E?
77R10L1E is a BEARING,BALL,ANNULAR.
What parts can replace 77R10L1E?
There are 7 known substitutes for 77R10L1E: 77R10L1224, PS7KDDFS50160, PS7KDDFS160 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 77R10L1E?
77R10L1E is cataloged in the U.S. Government catalog under NSN 3110-00-227-4723. 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.