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865298R1 — SEMICONDUCTOR DEVICE,DIODE

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

865298R1: SEMICONDUCTOR DEVICE,DIODE.

The SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: STEEL COMP E50100 OR STEEL COMP E51100 OR STEEL COMP E52100 OVERALL, overall_length: 0.7300 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN, style_designator: NEEDLE ROLLER, SPHERICAL ENDS, rolling_element_diameter: 0.1248 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN, material_document_and_classification: 66,AISI/SAE E50100,E51100 OR E52100 FED STD SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-191-0502, 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
865298R1
NSN: 3110-00-191-0502
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 29930 — INTERNATIONAL HARVESTER CO AGRICULTURAL EQUIPMENT DIV (USA)
SPECIFICATIONS
materialSTEEL COMP E50100 OR STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
overall_length0.7300 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
style_designatorNEEDLE ROLLER, SPHERICAL ENDS
rolling_element_diameter0.1248 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
material_document_and_classification66,AISI/SAE E50100,E51100 OR E52100 FED STD SINGLE MATERIAL RESPONSE OVERALL
NSN3110-00-191-0502
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 865298R1 · 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
•
ROLLING ELEMENT DIAMETER: 0.1248 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: NEEDLE ROLLER, SPHERICAL ENDS
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66,AISI/SAE E50100,E51100 OR E52100 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP E50100 OR STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
TECHNICAL CHARACTERISTICS
ROLLING ELEMENT DIAMETER0.1248 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
STYLE DESIGNATORNEEDLE ROLLER, SPHERICAL ENDS
MATERIAL DOCUMENT AND CLASSIFICATION66,AISI/SAE E50100,E51100 OR E52100 FED STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH0.7300 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
MATERIALSTEEL COMP E50100 OR STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
SUBSTITUTES & CROSS-REFERENCES 9
A144Reference document
Same NSN cross-reference
Reference document — Secondary reference
601397Reference document
Same NSN cross-reference
Reference document — Secondary reference
C402-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
T86-166Reference document
Same NSN cross-reference
Reference document — Secondary reference
640777Reference document
Same NSN cross-reference
Reference document — Secondary reference
C407QReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 865298R1?
865298R1 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 865298R1?
There are 9 known substitutes for 865298R1: A144, 601397, C402-4 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 865298R1?
865298R1 is cataloged in the U.S. Government catalog under NSN 3110-00-191-0502. 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.