(dimensions in inches)
Bearing Type - Full Complement
Dynamic Load Rating (Cr) - 1,480
Static Load Rating (Cor) - 2,380
Max Speed (Grease) (X1000 RPM) - 6,000
Tire Outer Dia. (Dt) - 0.875
Stud Dia. (ds) - 0.375
Tire Width (C) - 0.500
Tire Washer Width (C1) - 0.031
Total Length (B) - 1.406
Stud Length (B1) - 0.875
Threads (G) - 3/8-24 UNF
Thread Length (G1) - 0.375
Weight (g) - 45.00
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 7211 B FAG 239/560BK.MB+H39/560 SKF 22311EK NACHI 7321C SIGMA A 5248 WB Timken G-3272-C ISO N3248 KOYO RNA2080 SNFA SEA105 7CE3 KOYO WF687ZZ General 1654-ZZ ELGES 63803-2RS Andrews FT-19 SKF 308 SKF HJ 410