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Technical Data Sheet
PartsTable / COMPONENT / LF777
LF777 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The FILTER ELEMENT,FLUID is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_width: 0.6875 INCHES NOMINAL IN, outside_diameter: 4.7812 INCHES NOMINAL IN, style_designator: NORMAL ANGLE, backface_corner_radius: 0.0800 INCHES NOMINAL IN, standard_tolerance_designation: AFBMA CLASS 2. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0575, 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
LF777
NSN: 3110-00-100-0575
FSC: 3110
CAGE: 89346 — NAVISTAR INTL CORP TRUCK BR OHIO PLANT (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width0.6875 INCHES NOMINAL IN
outside_diameter4.7812 INCHES NOMINAL IN
style_designatorNORMAL ANGLE
backface_corner_radius0.0800 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-100-0575
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: LF777 · 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
•
BACKFACE CORNER RADIUS: 0.0800 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: NORMAL ANGLE
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
OUTSIDE DIAMETER: 4.7812 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BACKFACE CORNER RADIUS0.0800 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
OVERALL WIDTH0.6875 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
OUTSIDE DIAMETER4.7812 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
RW-511Interchangeable
interchangeable cross-reference
interchangeable
1454-CInterchangeable
interchangeable cross-reference
interchangeable
1069Interchangeable
interchangeable cross-reference
interchangeable
54A11957Interchangeable
interchangeable cross-reference
interchangeable
A15M55049Interchangeable
interchangeable cross-reference
interchangeable
131-17-12-038Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LF777?
LF777 is a FILTER ELEMENT,FLUID.
What parts can replace LF777?
There are 27 known substitutes for LF777: RW-511, 1454-C, 1069 and 24 more. Substitute compatibility should be verified for your specific system.
Is LF777 still available?
LF777 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026