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HK 3012 — Technical Data Sheet

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— · 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,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 30.0 MILLIMETERS NOMINAL MM, overall_width: 12.0 MILLIMETERS NOMINAL MM, alignment_type: RIGID, surface_finish: GROUND, style_designator: NON-SEPARABLE, OPEN END, DRAWN SHELL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-213-4271, 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
HK 3012
NSN: 3110-01-213-4271
FSC: 3110
CAGE: 27737 — INA BEARING CO INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter30.0 MILLIMETERS NOMINAL MM
overall_width12.0 MILLIMETERS NOMINAL MM
alignment_typeRIGID
surface_finishGROUND
style_designatorNON-SEPARABLE, OPEN END, DRAWN SHELL
end_item_identification2320-01-097-0260 HEMTT (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS)
overall_outside_diameter37.0 MILLIMETERS NOMINAL MM
retainer_fabrication_methodPRESSED
standard_tolerance_designationAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
NSN3110-01-213-4271
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: HK 3012 · 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 STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
•
BORE DIAMETER: 30.0 MILLIMETERS NOMINAL MM
•
ALIGNMENT TYPE: RIGID
•
SURFACE FINISH: GROUND
•
OVERALL OUTSIDE DIAMETER: 37.0 MILLIMETERS NOMINAL MM
•
STYLE DESIGNATOR: NON-SEPARABLE, OPEN END, DRAWN SHELL
•
RETAINER FABRICATION METHOD: PRESSED
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
BORE DIAMETER30.0 MILLIMETERS NOMINAL MM
END ITEM IDENTIFICATION2320-01-097-0260 HEMTT (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS)
ALIGNMENT TYPERIGID
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER37.0 MILLIMETERS NOMINAL MM
STYLE DESIGNATORNON-SEPARABLE, OPEN END, DRAWN SHELL
RETAINER FABRICATION METHODPRESSED
OVERALL WIDTH12.0 MILLIMETERS NOMINAL MM
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
723710-003Interchangeable
interchangeable cross-reference
interchangeable
423B-003-H63Interchangeable
interchangeable cross-reference
interchangeable
25312Interchangeable
interchangeable cross-reference
interchangeable
852252Interchangeable
interchangeable cross-reference
interchangeable
4117Interchangeable
interchangeable cross-reference
interchangeable
10-620001-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HK 3012?
HK 3012 is a BEARING,ROLLER,NEEDLE.
What parts can replace HK 3012?
There are 9 known substitutes for HK 3012: 723710-003, 423B-003-H63, 25312 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HK 3012?
HK 3012 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-213-4271. 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: August 2026