PartsTable
Technical Data Sheet
77-202 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include material: ALUMINUM ALLOY, body_style: CYLINDRICAL SERVO MOUNTED, bore_shape: STRAIGHT, body_length: 1.442 INCHES MAXIMUM IN, grip_length: 0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN, head_length: 1.125 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-144-8900, 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
MRO MRO_GENERAL 77-202
NSN: 3110-00-144-8900
FSC: 3110
CAGE: 02413 — KERSEY / AMERICAN LAFRANCE A DIV OF FIGGIE INTERNATIONAL INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
body_styleCYLINDRICAL SERVO MOUNTED
bore_shapeSTRAIGHT
body_length1.442 INCHES MAXIMUM IN
grip_length0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN
head_length1.125 INCHES NOMINAL IN
shaft_styleROUND
pilot_length0.0620 INCHES NOMINAL IN
shaft_length0.688 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
actuator_typeDOUBLE ENDED SHAFT
body_diameter1.750 INCHES NOMINAL IN
bore_diameter15.00 MILLIMETERS NOMINAL MM
NSN3110-00-144-8900
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 77-202 · 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
BORE DIAMETER: 15.00 MILLIMETERS NOMINAL MM
MATERIAL: STEEL OVERALL
BORE SHAPE: STRAIGHT
SURFACE FINISH: GROUND
INTERNAL FIT-UP DESIGNATION: STANDARD
LUBRICATION MATERIAL: GREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER15.00 MILLIMETERS NOMINAL MM
MATERIALSTEEL OVERALL
BORE SHAPESTRAIGHT
SURFACE FINISHGROUND
INTERNAL FIT-UP DESIGNATIONSTANDARD
LUBRICATION MATERIALGREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
STANDARD TOLERANCE DESIGNATIONABEC NO.1
LOAD DIRECTIONRADIAL
OVERALL OUTSIDE DIAMETER35.00 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
W3-65Interchangeable
interchangeable cross-reference
interchangeable
335C612H02Interchangeable
interchangeable cross-reference
interchangeable
FA1480BInterchangeable
interchangeable cross-reference
interchangeable
NFR113-4Interchangeable
interchangeable cross-reference
interchangeable
225004Interchangeable
interchangeable cross-reference
interchangeable
5436-020Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 77-202?
77-202 is a RESISTOR,VARIABLE,WIRE WOUND,NON. It is classified as a MRO (MRO_GENERAL).
What parts can replace 77-202?
There are 30 known substitutes for 77-202: W3-65, 335C612H02, FA1480B and 27 more. Substitute compatibility should be verified for your specific system.
Is 77-202 still available?
77-202 is currently cancelled.
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