| Dimensions (inch) | d | .5000 | 
Two Shields ZZ |
| D | 1.3750 | ||
| B | .4375 | ||
| Approx. Wgt. lbs |
.106 | ||
| Interchange | FED | BR-7721 | |
| General | 22208-77 | ||
| NICE | 1621 DS | ||
|
*
These sizes are available with snap ring - suffix “NR”. 1) This series is manufactured from 52100 steel and hardened to Rockwell Hardness 60/64 C Scale. 2) This series is precision ground to ABEC #1 tolerances and offer electric motor quality. 3) This series is equipped with a two piece riveted ribbon steel retainer. 4) The shielded (ZZ) and sealed (2RS) are packed with “Shell Alvania 3” grease. | |||
