(dimensions in inches)
Bearing Type - Full Complement
Dynamic Load Rating (Cr) - 3,300
Static Load Rating (Cor) - 4,600
Max Speed (Grease) (X1000 RPM) - 4,400
Tire Outer Dia. (Dt) - 1.250
Stud Dia. (ds) - 0.500
Tire Width (C) - 0.750
Tire Washer Width (C1) - 0.031
Total Length (B) - 2.032
Stud Length (B1) - 1.250
Threads (G) - 1/2-20 UNF
Thread Length (G1) - 0.625
Weight (g) - 136.00
Material - Stud and Roller head: Hardened carbon steel alloy, Needle rollers - 52100 Chrome steel or equivalent
Standard finish is black oxide.
The stud has a screwdriver slot or hexagonal hole for mounting.
Some sizes are available with crowned outer race tires.
Some sizes are available with integral seals.
The load rating is based on a track hardness of HRc40 minimum.
The stud has an axially drilled hole for lubrication.
Hot number:SNR 7240 C/DT KOYO NU 332 E KOYO NJ318+HJ318 FAG NN3068ASK.M.SP INA NA6907 Gamet 133075/133127 KOYO 22311RHR INA EGF12170-E40 CX M244249/10 SIGMA NU 2318 NSK RNA6916TT NMB F-694-ZZ Nachi F-673-ZZ Sealmaster FY-20SD Torrington H-3048x87/16