|
| 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.
| |
