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518512 — SEGMENT ASSY

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

518512: SEGMENT ASSY.

The SEGMENT ASSY is a the manufacturer industrial component. Key specifications include material: STEEL CASE, case_style: SQUARE, seal_width: 0.313 INCHES NOMINAL IN, housing_bore_diameter: 1.752 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 0.969 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-912-0759, 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
518512
NSN: 3110-00-912-0759
NIINs: 009120759, 009410861
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 13077 — HART ACQUISITION COMPANY, LLC DBA HART PRECISION MACHINING, LLC DIV HART PRECISION MACHINING (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleSQUARE
seal_width0.313 INCHES NOMINAL IN
housing_bore_diameter1.752 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter0.969 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed1000 FEET PER MINUTE FT
NSN3110-00-912-0759
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 518512 · 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 1
516512Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 518512?
518512 is a SEGMENT ASSY.
What parts can replace 518512?
There is 1 known substitute for 518512: 516512. Substitute compatibility should be verified for your specific system.
What is the NSN for 518512?
518512 is cataloged in the U.S. Government catalog under NSN 3110-00-912-0759. 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.