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Technical Data Sheet

SFR33PPK18/287 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

SFR33PPK18/287: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 440C INNER RING, bore_shape: STRAIGHT, flange_width: 0.0400 INCHES MINIMUM AND 0.0420 INCHES MAXIMUM IN, bore_diameter: 0.1873 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN, overall_width: 0.1910 INCHES MINIMUM AND 0.1960 INCHES MAXIMUM IN, load_direction: RADIAL. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-230-5313, 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
SFR33PPK18/287
NSN: 3110-01-230-5313
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 83086 — NEW HAMPSHIRE BALL BEARINGS INC DIV HITECH DIVISION (USA)
SPECIFICATIONS
materialSTEEL COMP 440C INNER RING
bore_shapeSTRAIGHT
flange_width0.0400 INCHES MINIMUM AND 0.0420 INCHES MAXIMUM IN
bore_diameter0.1873 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN
overall_width0.1910 INCHES MINIMUM AND 0.1960 INCHES MAXIMUM IN
load_directionRADIAL
surface_finishGROUND
shield_quantity2
style_designatorLOADING GROOVE, NON-SEPARABLE
lubrication_materialGREASE
flange_outside_diameter0.5630 INCHES MINIMUM AND 0.5700 INCHES MAXIMUM IN
outer_ring_outside_diameter0.4997 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
NSN3110-01-230-5313
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: SFR33PPK18/287 · 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
•
FLANGE OUTSIDE DIAMETER: 0.5630 INCHES MINIMUM AND 0.5700 INCHES MAXIMUM IN
•
SURFACE FINISH: GROUND
•
SHIELD QUANTITY: 2
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
LUBRICATION MATERIALGREASE
FLANGE OUTSIDE DIAMETER0.5630 INCHES MINIMUM AND 0.5700 INCHES MAXIMUM IN
SURFACE FINISHGROUND
SHIELD QUANTITY2
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH0.1910 INCHES MINIMUM AND 0.1960 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
FLANGE WIDTH0.0400 INCHES MINIMUM AND 0.0420 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
110709-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SFR33PPK18/287?
SFR33PPK18/287 is a BEARING,BALL,ANNULAR.
What parts can replace SFR33PPK18/287?
There is 1 known substitute for SFR33PPK18/287: 110709-1. Substitute compatibility should be verified for your specific system.
What is the NSN for SFR33PPK18/287?
SFR33PPK18/287 is cataloged in the U.S. Government catalog under NSN 3110-01-230-5313. 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.