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T77 — COUPLING,SHAFT,FLEXIBLE

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

T77: COUPLING,SHAFT,FLEXIBLE.

The COUPLING,SHAFT,FLEXIBLE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT FIRST END, bore_length: 0.2810 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM THROUGH BORE IN, design_type: INSERT, bore_diameter: 0.1870 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM THROUGH BORE IN, overall_width: 20.0 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-159-9382, 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
T77
NSN: 3110-00-159-9382
NIINs: 001599382, 003956104, 005420021, 008804644
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT FIRST END
bore_length0.2810 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM THROUGH BORE IN
design_typeINSERT
bore_diameter0.1870 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM THROUGH BORE IN
overall_width20.0 MILLIMETERS NOMINAL MM
alignment_typeRIGID
load_directionRADIAL
overall_height0.4950 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM IN
overall_length0.750 INCHES NOMINAL IN
surface_finishGROUND
insert_materialCOPPER ALLOY
NSN3110-00-159-9382
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: T77 · 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
•
SURFACE FINISH: UNGROUND
•
STYLE DESIGNATOR: TAPERED ROLLERS, BANDED OD
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
OVERALL OUTSIDE DIAMETER: 1.6250 INCHES MINIMUM AND 1.6350 INCHES MAXIMUM IN
•
ALIGNMENT TYPE: RIGID
•
BORE DIAMETER: 0.7580 INCHES MINIMUM AND 0.7640 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.4950 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM IN
SURFACE FINISHUNGROUND
STYLE DESIGNATORTAPERED ROLLERS, BANDED OD
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
OVERALL OUTSIDE DIAMETER1.6250 INCHES MINIMUM AND 1.6350 INCHES MAXIMUM IN
ALIGNMENT TYPERIGID
SPECIAL FEATURESW/O OIL HOLE IN BAND ALSO BORE CHAMFERED 1/32 IN. BY 45 DEG IN
BORE DIAMETER0.7580 INCHES MINIMUM AND 0.7640 INCHES MAXIMUM IN
MATERIALSTEEL RETAINER
MATERIALSTEEL BAND
SUBSTITUTES & CROSS-REFERENCES 3
4254705Reference document
Same NSN cross-reference
Reference document — Secondary reference
867212Reference document
Same NSN cross-reference
Reference document — Secondary reference
4254705-9Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is T77?
T77 is a COUPLING,SHAFT,FLEXIBLE.
What parts can replace T77?
There are 3 known substitutes for T77: 4254705, 867212, 4254705-9. Substitute compatibility should be verified for your specific system.
What is the NSN for T77?
T77 is cataloged in the U.S. Government catalog under NSN 3110-00-159-9382. This indicates validated use in U.S. government and defense supply chains.
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