POWERTRAC™ METRIC MRT & PMT BALL SCREW & NUT
APPLICATION NOTES:
 
 
 
 
  NOOK INDUSTRIES, INC.
4950 East 49th Street
Cleveland, Ohio 44125
(216) 271-7900 (800) 321-7800
fax: (216) 271-7020
www.nookindustries.com
Back to Metric Ball Screw Availability
METRIC MRT ROLLED BALL Screw AND Nut - Lead Accuracy ± 100µm/300mm
BALL NUT
PART NUMBER		 BALL NUT
DESCRIPTION

DIA
(mm)

LEAD
(mm)		 ROOT
(mm)		 HELIX STATIC
LOAD
(N) 		DYN.
LOAD
(N)		 TORQUE
TO RAISE
1 kN
(N-m)		 PDF
PAGE
16 x 5                
MBN10206 Single Circuit Ball Nut 16 5 12.9 RH 12700 7600 .88 158
20 x 5                
MBN10295 Internal Return Ball Nut 21.71 5 17.5 RH 24400 13000 .88 162
25 x 5                
MBN10281 Internal Return Ball Nut 25.75 5 22.6 RH 39400 18500 .88 164
40 x 10                
MBN10291 Internal Return Ball Nut 42.1 10 34.79 RH 136200 62500 1.77 167
50 x 10                
MBN10285 Double Circuit Ball Nut 51.7 10 45.2 RH 189300 75500 1.77 168
63 x 12                
MBN10297 External Returrn Ball Nut 65.1 12 56.98 RH 386000 140000 2.13 169
METRIC PMT PRECISION ROLLED BALL Screw AND Nut - Lead Accuracy ± 25 µm/300mm
BALL NUT
PART NUMBER		 BALL NUT
DESCRIPTION

DIA
(mm)

LEAD
(mm)		 ROOT
(mm)		 HELIX STATIC
LOAD
(N) 		DYN.
LOAD
(N)		 TORQUE
TO RAISE
1 kN
(N-m)		 SPRING RATE
x 106
(kN/um)		 PDF
PAGE
16 x 5                  
MPN10331 Flanged Ball Nut 16 5 12.9 RH 8600 5700 .88 .22 158
20 x 5                  
MPN10332 Flanged Ball Nut 20.71 5 17.5 RH 12200 7200 .88 .28 162
25 x 5                  
MPN10333 Flanged Ball Nut 25.75 5 22.6 RH 15700 8400 .88 .35 164
40 x 10                  
MPN10305 Flanged Ball Nut 42.1 10 34.79 RH 54500 28400 1.77 .55 167
50 x 10                  
MPN10334 Flanged Ball Nut 51.7 10 45.2 RH 94600 41600 1.77 .97 168
63 x 12                  
MPN10335 Flanged Ball Nut 65.1 12 56.98 RH 193000 76910 2.13 1.52 169