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
1" to 1-1/2" Diameter

     



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Specifications
Ball Screws Standard Ball Nuts Preloaded Ball Nuts
Nom.
Dia.
Lead
(in/rev)
RH
LH
SST 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)
1 0.250 R   15 or 20mm 0.836 PR1004 R1004-2 A 2 3350 30750 .05 lb-in — — —
0.250 R   PR1004 RC1004-2 D 1 1600 12700 — — —
0.250 L   PRL1004 RL1004-2 A 2 3350 30750 — — —
0.250 L   PRL1004 RK1004-2 D 1 1600 12700 — — —
0.500 R   0.879 PR1002 R1002-2 B 2 3950 32300 .09 lb-in RP1002-2 1185 31115
1.000 R   0.836 PR1001 R1001-2 B 2 2250 13750 .18 lb-in — — —
1.000 R x RS1001† RS1001-2 B 2 430 2000 — — —
1 1/8 0.200 R   20mm 1.020 PR1105 R1105-2 A 2 2400 27550 .04 lb-in RP1105 720 26830
1 1/2 0.250 R   25mm 1.320 PRX1504† RX1504-2 A 2 4198 44030 .05 lb-in — — —
0.500 R   1.265 PR1502 R1502-2 A 2 12900 102300 .09 lb-in RP1502-2 3870 98430
0.500 L   PRL1502 RL1502-2 A 2 12900 102300 — — —
1.000 R   1.143 PR1501 R1501-2 B 2 8250 47800 .18 lb-in RP1501-2 2475 45325
2.000 R   1.210 PR1520 R1520-2 B 2 7600 29000 .35 lb-in — — —
All screws come standard in precision grade (0.003 in/ ft) except where noted. Delete the leading P in the screw P/ N for standard grade (0.010 in/ ft)
One- inch nuts come with up to 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 0.005 in/ ft grade only.

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