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F77-8BDD — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

F77-8BDD: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 0.5000 INCHES NOMINAL IN, overall_width: 0.3125 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-227-4198, 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
F77-8BDD
NSN: 3110-00-227-4198
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 72314 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter0.5000 INCHES NOMINAL IN
overall_width0.3125 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
shield_quantity2
special_featuresINTERNAL CLEARANCE MEASURED UNDER A 5 1/2 LB. LOAD LBS
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
internal_clearance0.0025 INCHES MINIMUM RADIAL AND 0.0035 INCHES MAXIMUM RADIAL IN
lubrication_materialGREASE
overall_outside_diameter1.1250 INCHES NOMINAL IN
NSN3110-00-227-4198
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: F77-8BDD · 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 CLEARANCE: 0.0025 INCHES MINIMUM RADIAL AND 0.0035 INCHES MAXIMUM RADIAL IN
•
SURFACE FINISH: GROUND
•
SHIELD QUANTITY: 2
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 1.1250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
LUBRICATION MATERIALGREASE
INTERNAL CLEARANCE0.0025 INCHES MINIMUM RADIAL AND 0.0035 INCHES MAXIMUM RADIAL IN
SURFACE FINISHGROUND
SHIELD QUANTITY2
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH0.3125 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.1250 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
SUBSTITUTES & CROSS-REFERENCES 4
77R8XR1E9Reference document
Same NSN cross-reference
Reference document — Secondary reference
S5KDD Z1 FS50160Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
R8FFB105A006A75C5319KReference document
Same NSN cross-reference
Reference document — Secondary reference
S5KDDFS160Reference 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 F77-8BDD?
F77-8BDD is a BEARING,BALL,ANNULAR.
What parts can replace F77-8BDD?
There are 4 known substitutes for F77-8BDD: 77R8XR1E9, S5KDD Z1 FS50160, R8FFB105A006A75C5319K and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for F77-8BDD?
F77-8BDD is cataloged in the U.S. Government catalog under NSN 3110-00-227-4198. This indicates validated use in U.S. government and defense supply chains.
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