Supernuts & Lead Screws
 
Ball Screws
3/8" to 3/4" - Spec's
3/8" to 3/4" - Nut Dim's
3/8" to 3/4" - Preloaded Dim's
1" to 1 1/2" - Spec's
1" to 1 1/2" - Nut Dim's
1" to 1 1/2" - Preloaded Dim's
2" to 4" - Spec's
2" to 4" - Nut Dim's
2" to 4" - Preloaded Dim's
4mm to 14mm Miniature
16mm to 38mm Ground
25mm to 50mm Ground
 
Drive Assemblies
NEMA 17 Motor Mount
NEMA 23 Motor Mount
NEMA 34 Motor Mount
NEMA 42 Motor Mount
Flange Mount Bearing
Base Mount Bearing
 
Stock Stages
T23 Stock Stage
T34 Stock Stage
T42 Stock Stage
 
Round Rail Guides
Full Support - Std Block
Full Support - Twin Block
End Support - Std Block
End Support - Twin Block
 
Profile Rail Guides
 
Accessories
Beam Style Couplers
Three Piece Couplers
Mounting Flanges
Grease
 



Precision Rolled
2" to 4" Diameter
     
       



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Specifications

Ball Screws Standard Ball Nuts Preloaded Ball Nuts
Nom.
Dia.
Lead
(in/rev)
RH
LH
SST Sug.
Support
Bearing
Nom.
Root
Dia.
Screw
P/N
Nut P/N Nut
Type
No. of
Circuits
Dynamic
Load
Rating
(lbs)*
Static
Load
Rating
(lbs)
Torque
to Raise
1 lb
Nut P/N Max.
Preload
(lbs)
Static
Load
Rating
(lbs)
2 0.500 R   35mm 1.723 PR2002 R2002-2 A 2 18500 143400 .09 lb-in RP2002-2 5245 150805
0.500 L   RL2002 RL2002-2 A 2 18500 143400 RT2002-2 5245 150805
1.000 R   PR2001 R2001-2 B 2 21200 134500 .18 lb-in RP2001-2 6585 148215
2 1/4 0.500 R   40mm 1.850 PRX2202 RX2202-2 A 2 21306 142660 .09 lb-in
2 1/2 0.250 R   2.32 PRX74 RX74-2 C 3 6315 81938 .05 lb-in
0.500 R   2.222 PR2502 R2502-2 A 2 21200 186000 .09 lb-in
1.000 R   PR2501 R2501-2 B 2 27000 174000 .18 lb-in
3 0.660 R   2.483 PR3066 R3066-2 C 3 34200 320150 .12 lb-in
All screws come standard in precision grade (0.003 in/ ft) Delete the leading P in the screw P/ N for standard grade (0.010 in/ ft)
One- inch nuts come with 0.009 backlash. Larger sizes come standard with up to 0.018 backlash. Custom loading is available.
For zero backlash select a preloaded assembly.
*Dynamic load ratings based on 1,000,000 inches of travel using BS& A grease.
Offered in .004" grade only.
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