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SFR03 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

SFR03: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 440C OUTER RING, bore_shape: STRAIGHT, flange_width: 0.0130 INCHES NOMINAL IN, bore_diameter: 0.0469 INCHES NOMINAL IN, overall_width: 0.0625 INCHES NOMINAL IN, load_direction: RADIAL. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-086-1578, 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
SFR03
NSN: 3110-00-086-1578
NIINs: 000861578, 003070926
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 83086 — NEW HAMPSHIRE BALL BEARINGS INC DIV HITECH DIVISION (USA)
SPECIFICATIONS
materialSTEEL COMP 440C OUTER RING
bore_shapeSTRAIGHT
flange_width0.0130 INCHES NOMINAL IN
bore_diameter0.0469 INCHES NOMINAL IN
overall_width0.0625 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
internal_clearance0.0002 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
lubrication_materialOIL
flange_outside_diameter0.2080 INCHES NOMINAL IN
outer_ring_outside_diameter0.1562 INCHES NOMINAL IN
NSN3110-00-086-1578
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: SFR03 · 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
SUBSTITUTES & CROSS-REFERENCES 8
S21/2FCEReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
528357Reference document
Same NSN cross-reference
Reference document — Secondary reference
NM0310ZJ3HU2Reference document
Same NSN cross-reference
Reference document — Secondary reference
ULK 1505X-A3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
37-1103-01Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5462501P19Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SFR03?
SFR03 is a BEARING,BALL,ANNULAR.
What parts can replace SFR03?
There are 8 known substitutes for SFR03: S21/2FCE, 528357, NM0310ZJ3HU2 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SFR03?
SFR03 is cataloged in the U.S. Government catalog under NSN 3110-00-086-1578. 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.