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SB1515-1 — BEARING,BALL,STACK

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

SB1515-1: BEARING,BALL,STACK.

The BEARING,BALL,STACK is a the manufacturer industrial component. Key specifications include material: STEEL BALL, bore_diameter: 4.5276 INCHES NOMINAL IN, overall_width: 1.1250 INCHES NOMINAL IN, style_designator: STACK, stack_arrangement: 2BEARINGSMOUNTED IN TANDEM, overall_outside_diameter: 5.9055 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-768-7233, 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
SB1515-1
NSN: 3110-00-768-7233
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 38443 — SKF USA INC. (USA)
SPECIFICATIONS
materialSTEEL BALL
bore_diameter4.5276 INCHES NOMINAL IN
overall_width1.1250 INCHES NOMINAL IN
style_designatorSTACK
stack_arrangement2BEARINGSMOUNTED IN TANDEM
overall_outside_diameter5.9055 INCHES NOMINAL IN
NSN3110-00-768-7233
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: SB1515-1 · 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
•
STYLE DESIGNATOR: STACK
•
OVERALL OUTSIDE DIAMETER: 5.9055 INCHES NOMINAL IN
•
STACK ARRANGEMENT: 2BEARINGSMOUNTED IN TANDEM
•
BORE DIAMETER: 4.5276 INCHES NOMINAL IN
•
MATERIAL: STEEL OUTER RING
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSTACK
OVERALL WIDTH1.1250 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER5.9055 INCHES NOMINAL IN
STACK ARRANGEMENT2BEARINGSMOUNTED IN TANDEM
BORE DIAMETER4.5276 INCHES NOMINAL IN
MATERIALSTEEL OUTER RING
MATERIALSTEEL INNER RING
MATERIALPLASTIC POLYAMIDE NYLON RETAINER
MATERIALSTEEL BALL
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 1
7023-D-408TReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SB1515-1?
SB1515-1 is a BEARING,BALL,STACK.
What parts can replace SB1515-1?
There is 1 known substitute for SB1515-1: 7023-D-408T. Substitute compatibility should be verified for your specific system.
What is the NSN for SB1515-1?
SB1515-1 is cataloged in the U.S. Government catalog under NSN 3110-00-768-7233. 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.