PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 026-4721
026-4721 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include body_width: 3.460 INCHES MAXIMUM IN, shank_type: STRAIGHT, body_height: 2.980 INCHES NOMINAL IN, body_length: 4.250 INCHES MAXIMUM IN, design_type: STRAIGHT, form_cutter: NOT INCLUDED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-3699, 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
026-4721
NSN: 3110-00-100-3699
FSC: 3110
CAGE: 95685 — MARATHON LE TOURNEAU CO (USA)
SPECIFICATIONS
body_width3.460 INCHES MAXIMUM IN
shank_typeSTRAIGHT
body_height2.980 INCHES NOMINAL IN
body_length4.250 INCHES MAXIMUM IN
design_typeSTRAIGHT
form_cutterNOT INCLUDED
battery_typeDRY
cooling_typeFINS
power_sourceSELF-CONTAINED
shank_length1.000 INCHES NOMINAL IN
overall_width96.000 INCHES NOMINAL IN
cooling_methodSELF-COOLED
NSN3110-00-100-3699
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 026-4721 · 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
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
P1297Interchangeable
interchangeable cross-reference
interchangeable
1297Interchangeable
interchangeable cross-reference
interchangeable
75-1150Interchangeable
interchangeable cross-reference
interchangeable
30300AInterchangeable
interchangeable cross-reference
interchangeable
30300-DInterchangeable
interchangeable cross-reference
interchangeable
PA5617Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 026-4721?
026-4721 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 026-4721?
There are 27 known substitutes for 026-4721: P1297, 1297, 75-1150 and 24 more. Substitute compatibility should be verified for your specific system.
Is 026-4721 still available?
026-4721 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026