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Technical Data Sheet
PartsTable / COMPONENT / K3A
K3A ✓ 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

The SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: SILICON SEMICONDUCTOR, base_style: WIRE LEADS, DOWN, bulb_style: T (TUBULAR), bore_diameter: 0.1900 INCHES NOMINAL IN, load_direction: RADIAL, overall_length: 0.750 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-142-4279, 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
K3A
NSN: 3110-00-142-4279
FSC: 3110
CAGE: 43766 — SKF INDUSTRIES INC NICE BEARING PRODUCTS DIV (USA)
SPECIFICATIONS
materialSILICON SEMICONDUCTOR
base_styleWIRE LEADS, DOWN
bulb_styleT (TUBULAR)
bore_diameter0.1900 INCHES NOMINAL IN
load_directionRADIAL
overall_length0.750 INCHES MAXIMUM IN
wattage_rating0.250 WATTS
bulb_designatorT-2
mounting_methodTERMINAL
shield_quantity2
terminal_length0.100 INCHES NOMINAL IN
filling_gas_typeNEON
NSN3110-00-142-4279
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: K3A · 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
•
BORE DIAMETER: 0.1900 INCHES NOMINAL IN
•
LOAD DIRECTION: RADIAL
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
•
INNER RING WIDTH: 0.2970 INCHES NOMINAL IN
•
OUTER RING WIDTH: 0.2340 INCHES NOMINAL IN
•
SHIELD QUANTITY: 2
•
SURFACE TREATMENT: CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
•
OVERALL OUTSIDE DIAMETER: 0.6250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER0.1900 INCHES NOMINAL IN
LOAD DIRECTIONRADIAL
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
INNER RING WIDTH0.2970 INCHES NOMINAL IN
OUTER RING WIDTH0.2340 INCHES NOMINAL IN
SHIELD QUANTITY2
SURFACE TREATMENTCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
OVERALL OUTSIDE DIAMETER0.6250 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING AND STEEL SHIELD
MATERIALSTEEL OUTER RING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
4202Interchangeable
interchangeable cross-reference
interchangeable
453Interchangeable
interchangeable cross-reference
interchangeable
10518Interchangeable
interchangeable cross-reference
interchangeable
6058Interchangeable
interchangeable cross-reference
interchangeable
AMS-QQ-A-200/3Interchangeable
interchangeable cross-reference
interchangeable
19839Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is K3A?
K3A is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace K3A?
There are 25 known substitutes for K3A: 4202, 453, 10518 and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for K3A?
K3A is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-142-4279. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026