(dimensions in inches)
Bearing Type - Full Complement
Dynamic Load Rating (Cr) - 3,650
Static Load Rating (Cor) - 5,400
Max Speed (Grease) (X1000 RPM) - 4,400
Tire Outer Dia. (Dt) - 1.375
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) - 158.00
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:NTN 7028 AC/DF OKB 3153784 OKB 12310K OKB INA 2915 AST GE20XS/K AST HK2212 NTN K32X38X33.8 KOYO NA2125 NKE NJ326-E-M6+HJ326E NTN SX04A81C3 SKF S7218 CD/P4A FED 2312 IKO NKIB-5908 SKF FSYE 2 15/16-3