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RV series with NEMA input flange
The housing of this RV worm gearbox is a new special design by WUMA Reducer. All the mounting size are same as the old housing.The size of this design RV worm gearbox is from 25 to 90, two types of worm wheel for choice: Aluminum and Tin Bronze. Tin Bronze makes the efficiency much more higher. The lubricant is synthetic oil, oil seal is NAK brand. Each RV worm gearbox needs two-hours running test before delivery,it is a particular testing method from WUMA reducer. RV worm gearbox has become one of our hottest sell items with over 20 years producing experience.
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  • RV series with NEMA input flange


    In order to meet more needs of market,we start to produce NEMA series input flange and inch hollow output bore for NMRV series this year.Customers could choose IEC or NEMA input flange according to their motor type.





    Type&Expressions

    Type
    SizeRatioInput flangeMounting positonAccessories
    RV307.5
    10
    15
    20
    25
    30
    40
    50
    60
    80
    100
    56CB3
    B6
    B7
    B8
    V5
    V6
    Torque Arm
    Single output shaft
    Double output shaft
    Output flange F and FL
    RV4056C
    RV5056C
    RV6356C
    140TC
    RV7556C
    140TC
    180TC
    RV9056C
    140TC
    180TC
    RV11056C
    140TC
    180TC
    210TC
    RV130140TC
    180TC
    210TC
    RV150140TC
    180TC
    210TC

    Hollow Output Bore in inch

    TYPE030040050063075090110130150
    UH0.6250+0.0010.750+0.0011.00+0.0011.1250+0.0011.250+0.0011.3750+0.0011.6250+0.0011.750+0.0012.00+0.001


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