Brand: Koyo (JTEKT)
Item Number: B-59
Description: Drawn Cup Needle Roller Bearing
Series: B
Drawn Cup Type: Open Ends
Closure Type: Open
Number of Rows: 1
Roller Type: Needle Roller
Bore Type: Straight
Bearing Material: 1014 Steel
Cage Material: No Cage
Precision Rating: Not Rated
Lubrication Hole Type: No Hole
Lubrication Type: Rust Preventative
Standards Met: ANSI/ABMA 18.2, ASTM F2162
UPC: 605790184994

Bore Diameter: 5/16 in
Outside Diameter: 0.5000 in
Overall Width: 0.5625 in

Maximum Operating Temperature: +250 °F
Maximum Speed: 8300 RPM
Weight: 0.01 lbs

Features:
• Needle roller and cage assemblies consist of a complement of needle rollers held in place by a cage
• With no inner or outer ring, the low cross section provides maximum load-carrying capability within the smallest envelope
• The mating shaft and housing are normally used as inner and outer raceways
• Unsealed closure
• B Series: Standard Series full complement of mechanically retained needle rollers
• BH Series: Heavy Series full complement of mechanically retained needle rollers
• -OH designates oil hole for lubrication

PACKAGE INCLUDES: ONE (1) KOYO Bearing B59