the best way to purchase the SMR gear box
Gearbox Coding
Gearbox coding
Very first 3 letters: SMR
Fourth letter, unit dimension: BCD EFG HJ
Fifth and sixth digits, ratio code: 05 13 20
Seventh digit. signifies assembly: O shaft mounted speed reducer two flange mount
Eighth digit: signifies output hub bore required: 1 typical metric bore. 2 alternate metric bore.
Example
Dimension e unit 20:one nominal gear ratio, shaft mounted with standard metric hub bore (55mm): SMR-E2001
It backstop are essential, these should be order separately. and must specify the output hub rotation. E.g.: SMR-E2001 comprehensive with backstop. during the input shaft 
side, the output hub’s rotation is in clockwise.
optional Extras
Backstops
A backstop may perhaps be integrated on applications wherever it really is required to protect against reversal of rotation. it’s speedily set up in the reducer, by simply just getting rid of a cover plate
Note: For ratio five: 1 gear box, backstop tend not to advised.
Flange mounting
SMR case layout is this kind of that the reducer is often bolted direct to supporting framework. this flange mounting utilization of the reducer may permit designers to omit a bearing or pillow block, nevertheless it does. certainly. eradicate the straightforward belt adjustment attribute characteristic of shaft mount.
Note: Standard SMR gearbox usually do not drill mount screws. when purchaser require these varieties mount, please specify inside the buy.
