PartsTable
Technical Data Sheet
12940G ✓ 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 BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP E52100 OUTER RING, bore_shape: STRAIGHT, bore_diameter: 15.0 MILLIMETERS NOMINAL MM, overall_width: 0.5000 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-157-6086, 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
12940G
NSN: 3110-00-157-6086
FSC: 3110
CAGE: 75511 — AMETEK INC LAMB ELECTRIC DIV (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 OUTER RING
bore_shapeSTRAIGHT
bore_diameter15.0 MILLIMETERS NOMINAL MM
overall_width0.5000 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
special_featuresREMOVABLE SEALS,0.0250 IN. NOMINAL RADII ALL OUTSIDE CORNERS,INNER RING RECESSED ONE SIDE 0.0110 IN. MIN 0.0160 IN. MAX DEEP IN
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
overall_outside_diameter35.0 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
retainer_fabrication_methodPRESSED
standard_tolerance_designationABEC NO.1
NSN3110-00-157-6086
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 12940G · 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 SHAPE: STRAIGHT
MATERIAL: STEEL COMP E52100 OUTER RING
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
LOAD DIRECTION: RADIAL
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE BALL
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
TECHNICAL CHARACTERISTICS (FLIS)
BORE SHAPESTRAIGHT
MATERIALSTEEL COMP E52100 OUTER RING
STANDARD TOLERANCE DESIGNATIONABEC NO.1
LOAD DIRECTIONRADIAL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE BALL
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL COMP 1045 OR STEEL COMP 1008 RETAINER
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAL
MATERIALSTEEL COMP E52100 INNER RING
MATERIALSTEEL COMP E52100 INNER RING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
A1782Interchangeable
interchangeable cross-reference
interchangeable
60978Interchangeable
interchangeable cross-reference
interchangeable
23391Interchangeable
interchangeable cross-reference
interchangeable
LON-104B37X3Interchangeable
interchangeable cross-reference
interchangeable
R9098Interchangeable
interchangeable cross-reference
interchangeable
NON24280Interchangeable
Apron,surgeon's
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 12940G?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 12940G?
12940G is a BEARING,BALL,ANNULAR.
What parts can replace 12940G?
There are 8 known substitutes for 12940G: A1782, 60978, 23391 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12940G?
12940G is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-157-6086. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 12940G