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Technical Data Sheet

4146A — Technical Data Sheet

✓ Verified by PartsTable
· MRO · MRO_GENERAL
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

The CONFERENCE BRIDGE,TELEPHONE is a the manufacturer industrial component. Key specifications include fsc_application_data: TELEPHONE AND TELEGRAPH EQUIPMENT, end_item_identification: FOUR WIRE/6 WAY CONFERENCE BRIDGE FB-4J-23. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-1914, 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
MRO MRO_GENERAL 4146A
NSN: 3110-00-156-1914
FSC: 3110
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
fsc_application_dataTELEPHONE AND TELEGRAPH EQUIPMENT
end_item_identificationFOUR WIRE/6 WAY CONFERENCE BRIDGE FB-4J-23
NSN3110-00-156-1914
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 4146A · 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
OVERALL OUTSIDE DIAMETER: 150.0 MILLIMETERS NOMINAL MM
SURFACE FINISH: GROUND
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR THRUST BEARINGS
ALIGNMENT TYPE: RIGID
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
BORE SMALLEST DIAMETER: 100.0 MILLIMETERS NOMINAL MM
MATERIAL: STEEL COMP E51100 OR STEEL COMP E52100 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER150.0 MILLIMETERS NOMINAL MM
OVERALL HEIGHT32.0 MILLIMETERS NOMINAL MM
SURFACE FINISHGROUND
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR THRUST BEARINGS
ALIGNMENT TYPERIGID
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
BORE SMALLEST DIAMETER100.0 MILLIMETERS NOMINAL MM
MATERIALSTEEL COMP E51100 OR STEEL COMP E52100 OVERALL
STYLE DESIGNATORGROOVED RACE SURFACE
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
A51A9044-15Interchangeable
interchangeable cross-reference
interchangeable
678581Interchangeable
interchangeable cross-reference
interchangeable
416Interchangeable
interchangeable cross-reference
interchangeable
TLC4646Interchangeable
interchangeable cross-reference
interchangeable
N1820Interchangeable
interchangeable cross-reference
interchangeable
115-357Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4146A?
4146A is a CONFERENCE BRIDGE,TELEPHONE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 4146A?
There are 16 known substitutes for 4146A: A51A9044-15, 678581, 416 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4146A?
4146A is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-1914. This indicates validated use in U.S. government and defense supply chains.
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