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PartsTable / COMPONENT / 12NBF1628YJMILG3278A
12NBF1628YJMILG3278A ✓ 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,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL COMP E52100 OR STEEL COMP 8620 OR STEEL OR STEEL COMP E50100 OR STEEL COMP E51100 OVERALL, bore_diameter: 0.7500 INCHES NOMINAL IN, alignment_type: RIGID, surface_finish: GROUND, inner_ring_width: 1.0000 INCHES NOMINAL IN, outer_ring_width: 0.8750 INCHES NOMINAL 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 3110-00-227-2808, 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
12NBF1628YJMILG3278A
NSN: 3110-00-227-2808
FSC: 3110
CAGE: 60380 — TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 OR STEEL COMP 8620 OR STEEL OR STEEL COMP E50100 OR STEEL COMP E51100 OVERALL
bore_diameter0.7500 INCHES NOMINAL IN
alignment_typeRIGID
surface_finishGROUND
inner_ring_width1.0000 INCHES NOMINAL IN
outer_ring_width0.8750 INCHES NOMINAL IN
special_featuresOIL HOLE AND GROOVE IN INNER RING
style_designatorCAM ROLLER, HARDENED AND GROUND, NON-SEPARABLE
surface_treatmentCHROMIUM OUTER RING OUTSIDE DIAMETER
lubrication_materialGREASE
overall_outside_diameter1.7500 INCHES NOMINAL IN
retainer_fabrication_methodPRESSED
NSN3110-00-227-2808
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 12NBF1628YJMILG3278A · 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: 0.7500 INCHES NOMINAL IN
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
•
INNER RING WIDTH: 1.0000 INCHES NOMINAL IN
•
OUTER RING WIDTH: 0.8750 INCHES NOMINAL IN
•
ALIGNMENT TYPE: RIGID
•
SURFACE FINISH: GROUND
•
LUBRICATION MATERIAL: GREASE
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER0.7500 INCHES NOMINAL IN
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
INNER RING WIDTH1.0000 INCHES NOMINAL IN
OUTER RING WIDTH0.8750 INCHES NOMINAL IN
ALIGNMENT TYPERIGID
SURFACE FINISHGROUND
LUBRICATION MATERIALGREASE
SPECIAL FEATURESOIL HOLE AND GROOVE IN INNER RING
RETAINER FABRICATION METHODPRESSED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
A2471Interchangeable
interchangeable cross-reference
interchangeable
24465-10Interchangeable
interchangeable cross-reference
interchangeable
MS24465-10Interchangeable
interchangeable cross-reference
interchangeable
AS39901Interchangeable
interchangeable cross-reference
interchangeable
MS24465-20Interchangeable
interchangeable cross-reference
interchangeable
S6435-60151-101Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12NBF1628YJMILG3278A?
12NBF1628YJMILG3278A is a BEARING,ROLLER,NEEDLE.
What parts can replace 12NBF1628YJMILG3278A?
There are 13 known substitutes for 12NBF1628YJMILG3278A: A2471, 24465-10, MS24465-10 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12NBF1628YJMILG3278A?
12NBF1628YJMILG3278A is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-227-2808. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026