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Technical Data Sheet
PartsTable / COMPONENT / K1003
K1003 ✓ 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 material: OVERALL PLASTIC,POLYIMIDE,SILICONE RUBBER FILLED,BERGQUIST, cone_width: 1.1930 INCHES NOMINAL IN, shaft_type: ROUND, FLATTED SINGLE ACTUATOR, flat_height: 0.216 INCHES NOMINAL SINGLE ACTUATOR IN, shaft_length: 0.500 INCHES NOMINAL SINGLE ACTUATOR IN, thread_class: 2A SINGLE MOUNTING FACILITY A. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-3117, 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
K1003
NSN: 3110-00-100-3117
FSC: 3110
CAGE: 92392 — ALLIS-CHALMERS CORP (USA)
SPECIFICATIONS
materialOVERALL PLASTIC,POLYIMIDE,SILICONE RUBBER FILLED,BERGQUIST
cone_width1.1930 INCHES NOMINAL IN
shaft_typeROUND, FLATTED SINGLE ACTUATOR
flat_height0.216 INCHES NOMINAL SINGLE ACTUATOR IN
shaft_length0.500 INCHES NOMINAL SINGLE ACTUATOR IN
thread_class2A SINGLE MOUNTING FACILITY A
bore_diameter1.8750 INCHES NOMINAL IN
end_item_nameLIGHT ARMORED VEHICLE
overall_width1.050 INCHES NOMINAL IN
pole_quantity1 EACH SECTION REAR
terminal_typeTAB, SOLDER LUG
thread_length0.370 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
NSN3110-00-100-3117
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: K1003 · 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
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BORE DIAMETER: 1.8750 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.2500 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: NORMAL ANGLE
•
CONE WIDTH: 1.1930 INCHES NOMINAL IN
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
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER1.8750 INCHES NOMINAL IN
CONE CORNER RADIUS0.2500 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORNORMAL ANGLE
CONE WIDTH1.1930 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
FFS111Interchangeable
interchangeable cross-reference
interchangeable
MS35492-293Interchangeable
interchangeable cross-reference
interchangeable
149400Interchangeable
interchangeable cross-reference
interchangeable
73586Interchangeable
interchangeable cross-reference
interchangeable
P149-400Interchangeable
interchangeable cross-reference
interchangeable
39-909Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is K1003?
K1003 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace K1003?
There are 22 known substitutes for K1003: FFS111, MS35492-293, 149400 and 19 more. Substitute compatibility should be verified for your specific system.
Is K1003 still available?
K1003 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