PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 2B3-1-4
2B3-1-4 ✓ 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: COPPER ALLOY OVERALL, connection_type: THREADED EXTERNAL PIPE FIRST END, connection_style: GRIPPING NIPPLE (NOSE) SECOND END, nominal_thread_size: 0.250 INCHES FIRST END IN, nominal_overall_length: 2.250 INCHES IN, thread_series_designator: NPT FIRST END. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0805, 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
2B3-1-4
NSN: 3110-00-100-0805
FSC: 3110
CAGE: 56442 — DIAMOND REO TRUCK CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
connection_typeTHREADED EXTERNAL PIPE FIRST END
connection_styleGRIPPING NIPPLE (NOSE) SECOND END
nominal_thread_size0.250 INCHES FIRST END IN
nominal_overall_length2.250 INCHES IN
thread_series_designatorNPT FIRST END
furnished_items_and_quantity1 HOSE COUPLING NUT
nominal_inside_diameter_hose_accommodated0.250 INCHES SECOND END IN
nominal_outside_diameter_hose_accommodated0.500 INCHES SECOND END IN
NSN3110-00-100-0805
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 2B3-1-4 · 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
•
CONE CORNER RADIUS: 0.1406 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
MATERIAL: STEEL OVERALL
•
CONE WIDTH: 1.1772 INCHES NOMINAL IN
•
BORE DIAMETER: 1.8125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
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)
CONE CORNER RADIUS0.1406 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
CONE WIDTH1.1772 INCHES NOMINAL IN
BORE DIAMETER1.8125 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
2-9161Interchangeable
interchangeable cross-reference
interchangeable
02 09161Interchangeable
interchangeable cross-reference
interchangeable
25-023Interchangeable
interchangeable cross-reference
interchangeable
1820-0157Interchangeable
interchangeable cross-reference
interchangeable
SC2183PInterchangeable
interchangeable cross-reference
interchangeable
25718Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2B3-1-4?
2B3-1-4 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace 2B3-1-4?
There are 24 known substitutes for 2B3-1-4: 2-9161, 02 09161, 25-023 and 21 more. Substitute compatibility should be verified for your specific system.
Is 2B3-1-4 still available?
2B3-1-4 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