H-22技术参数：

Mechanical and Physical Characteristics

Number of Turns............................................................0 to 15
Dial Divisions ........................................................50 per turn
Readability - Over 10 Turns........................................2 parts in 1000
Torque With Brake Engaged..............................5 oz-in. (350 g-cm) minimum
Markings................................Black on satin chrome background, white on                            

black background or black on polished chrome background
Locking Brake..................................................................Yes
Weight..........................................................15 grams (5.3 oz.)
Set Screw .................................................UNC N2-56, one included
Set Screw Tightening Torque .....................16.94 N-cm (1.5 lbs.-in.) minimum
Hex Key Size .........................................................0.05 in. hex

Shaft and Bushing Requirements

Shaft Diameter Requirements ..................................Refer to chart below
Shaft Extension Beyond Panel ..........................18.1 mm (0.712 in.) minimum
                                                       22.2 mm (0.875 in.) maximum
Bushing Extension Beyond Panel ........................9.53 mm (0.375 in.) maximum