XA Single Stage Helical Gearboxes

The XA series of Helical gearboxes are attachments for the Varvel worm gearbox series RS and RT   They comprise:        * 4 sizes from 63 to 100 frame size     * Powers from 0.06kW to 0.4kW      * Ratios from 3.4:1 up to 8:1     * Output torques from 1.4Nm up to 8.4Nm

The helical gearboxes series XA are manufactured as follows: aluminium die cast housing and covers, helical gears in alloy steel, case hardened, tempered and shaved. 
 
Gears - designed and verified according to ISO 6336 and DIN 3990 - and bear-ings are calculated for at least 15,000 running hour average lifetime. 
 
Keyways according to DIN 6884. 
 
The gearboxes are delivered filled with synthetic long-life oil (without plugs) and in the appropriate quantity 
to install them in any mounting position without prior specification.