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Technical Data Sheet
PartsTable / COMPONENT / 30D50
30D50 ✓ 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,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL OUTER RING, bore_shape: STRAIGHT, surface_finish: GROUND, locating_feature: NONLOCATING, special_features: ALL CORNER RADII 0.0400 IN. TO 0.600 IN.

AND NO INNER RING IN, internal_fit-up_designation: STANDARD. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-158-7248, 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
30D50
NSN: 3110-00-158-7248
FSC: 3110
CAGE: 61790 — ASTEC INDUSTRIES INC DIV ASTEC IND. (USA)
SPECIFICATIONS
materialSTEEL OUTER RING
bore_shapeSTRAIGHT
surface_finishGROUND
locating_featureNONLOCATING
special_featuresALL CORNER RADII 0.0400 IN. TO 0.600 IN. AND NO INNER RING IN
internal_fit-up_designationSTANDARD
NSN3110-00-158-7248
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 30D50 · 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
•
LOCATING FEATURE: NONLOCATING
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
MATERIAL: STEEL OUTER RING
•
SURFACE FINISH: GROUND
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
LOCATING FEATURENONLOCATING
INTERNAL FIT-UP DESIGNATIONSTANDARD
MATERIALSTEEL OUTER RING
MATERIALSTEEL ROLLER
SPECIAL FEATURESALL CORNER RADII 0.0400 IN. TO 0.600 IN. AND NO INNER RING IN
SURFACE FINISHGROUND
BORE SHAPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
30-4088Interchangeable
interchangeable cross-reference
interchangeable
5867173562Interchangeable
interchangeable cross-reference
interchangeable
SK17-3562Interchangeable
interchangeable cross-reference
interchangeable
5179Interchangeable
interchangeable cross-reference
interchangeable
11370Interchangeable
interchangeable cross-reference
interchangeable
13213E4237Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 30D50?
30D50 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 30D50?
There are 20 known substitutes for 30D50: 30-4088, 5867173562, SK17-3562 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 30D50?
30D50 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-158-7248. 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