PartsTable
Technical Data Sheet
591-598 ✓ 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 CAM FOLLOWER,NEEDLE BEARING is a the manufacturer industrial component. Key specifications include material: STEEL STUD, stud_length: 0.6250 INCHES NOMINAL IN, thread_class: 2A A, stud_diameter: 0.2500 INCHES NOMINAL IN, thread_length: 0.3125 INCHES NOMINAL IN, overall_length: 1.0625 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 3110-00-243-4878, 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
591-598
NSN: 3110-00-243-4878
FSC: 3110
CAGE: 27235 — HARDIE-TYNES CO., INC. (USA)
SPECIFICATIONS
materialSTEEL STUD
stud_length0.6250 INCHES NOMINAL IN
thread_class2A A
seal_quantity2
stud_diameter0.2500 INCHES NOMINAL IN
thread_length0.3125 INCHES NOMINAL IN
overall_length1.0625 INCHES NOMINAL IN
outer_ring_width0.4060 INCHES NOMINAL IN
special_featuresWITH MEANS FOR RELUBRICATION
style_designatorCAM FOLLOWER
thread_directionRIGHT-HAND
bearing_seal_typeCONTACT
NSN3110-00-243-4878
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 591-598 · 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
THREAD CLASS: 2A A
OUTER RING WIDTH: 0.4060 INCHES NOMINAL IN
LUBRICATION MATERIAL: GREASE
BEARING SEAL TYPE: CONTACT
STUD LENGTH: 0.6250 INCHES NOMINAL IN
STUD DIAMETER: 0.2500 INCHES NOMINAL IN
THREAD QUANTITY PER INCH: 28
SEAL QUANTITY: 2
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2A A
OUTER RING WIDTH0.4060 INCHES NOMINAL IN
LUBRICATION MATERIALGREASE
BEARING SEAL TYPECONTACT
STUD LENGTH0.6250 INCHES NOMINAL IN
STUD DIAMETER0.2500 INCHES NOMINAL IN
THREAD QUANTITY PER INCH28
SEAL QUANTITY2
NOMINAL THREAD SIZE0.250 INCHES IN
SPECIAL FEATURESWITH MEANS FOR RELUBRICATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
DES10Interchangeable
interchangeable cross-reference
interchangeable
3793-52REVCPC31Interchangeable
interchangeable cross-reference
interchangeable
4810-1-104Interchangeable
interchangeable cross-reference
interchangeable
60591Interchangeable
interchangeable cross-reference
interchangeable
PA6264Interchangeable
interchangeable cross-reference
interchangeable
1249240Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 591-598?
591-598 is a CAM FOLLOWER,NEEDLE BEARING.
What parts can replace 591-598?
There are 26 known substitutes for 591-598: DES10, 3793-52REVCPC31, 4810-1-104 and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 591-598?
591-598 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-243-4878. This indicates validated use in U.S. government and defense supply chains.
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