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R8FFST — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

R8FFST: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING 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 3110-00-198-2929, 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
R8FFST
NSN: 3110-00-198-2929
NIINs: 001982929, 003014002
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 38443 — SKF USA INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
bore_shapeSTRAIGHT
bore_diameter0.5000 INCHES NOMINAL IN
overall_width0.3125 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
shield_quantity2
special_features50 PCT FULL WITH SPECIFIED LUBRICANT
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
lubrication_materialGREASE
overall_outside_diameter1.1250 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
NSN3110-00-198-2929
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: R8FFST · 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: STANDARD
•
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 FIT-UP DESIGNATIONSTANDARD
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 8
S5SFFSTQ5A7ANG25Reference document
Same NSN cross-reference
Reference document — Secondary reference
1596823P2Reference document
Same NSN cross-reference
Reference document — Secondary reference
A85KDDFS160Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
R8FFSTB1STA006H75C0000-0Reference document
Same NSN cross-reference
Reference document — Secondary reference
SS77R8XR1EReference document
Same NSN cross-reference
Reference document — Secondary reference
R8FFSTABEC1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R8FFST?
R8FFST is a BEARING,BALL,ANNULAR.
What parts can replace R8FFST?
There are 8 known substitutes for R8FFST: S5SFFSTQ5A7ANG25, 1596823P2, A85KDDFS160 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R8FFST?
R8FFST is cataloged in the U.S. Government catalog under NSN 3110-00-198-2929. 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.