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Nook Industries provides a complete selection of inch and metric Ball Screws, Roller Screws, Acme Screws, Lead Screws, End Bearing Supports, Precision Locknuts, Worm Gear Screw Jacks, Electric Actuators, HRC 60 Linear Shafting, Linear Bearings and Pillow Blocks to the Linear Motion Industry.
 

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SCREW ASSEMBLIES

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 METRIC BALL SCREW ASSEMBLIES
Carry Rolled Ball Screw Assemblies
MRT Rolled Ball Screw Assemblies
PMT Precision Rolled Ball Screw Assemblies		 Metric Ball Screw Assemblies
  • Lead accuracy of:
    ± 100µm/300mm - Standard Rolled (Carry, MRT)
    ± 25µm/300mm - Precision Rolled (PMT)
  • Standard diameters from 6mm to 63mm
  • Standard leads from 1mm to 50mm
  • Alloy and Stainless Steel Screws
Request A Free Quote
Custom Sort and Compare Ball Screw Assemblies
Sort Nook standard cataloged inch ball or metric assemblies by a category or view a side-by-side screw comparison. To view a specific screw assembly click on that nut link.
CARRY STANDARD ROLLED METRIC BALL SCREW ASSEMBLIES Lead Accuracy ± 100µm/300mm
METRIC CARRY BALL Screw AND Nut
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
6 x 1                
ECN-06010-RZ Keyed Ball Nut 6 1 5 RH 1000 600 .178 155
8 x 1                
ECN-08010-RZ Keyed Ball Nut 8 1 7 RH 1000 700 .178 156
8 x 1.5                
ECN-08015-RZ Keyed Ball Nut 8 1.5 6.7 RH 1300 800 .254 156
ECN-08015-RG Standard Ball Nut 8 1.5 6.7 RH 1300 800 .254 156
8 x 2                
ECN-08020-RZ Keyed Ball Nut 8 2 6.5 RH 3200 2000 .356 156
ECN-08020-RB Flanged Ball Nut 8 2 6.5 RH 3000 2000 .356 156
8 x 2.5                
ECN-08025-RZ Keyed Ball Nut 8 2.5 6.6 RH 3200 2000 .432 156
ECN-08025-RG Standard Ball Nut 8 2.5 6.6 RH 3200 2000 .432 156
8 x 3                
ECN-08030-RZ Keyed Ball Nut 8 3 6.7 RH 1500 950 .533 156
ECN-08030-RG Standard Ball Nut 8 3 3.7 RH 1500 950 .533 156
10 x 2                
ECN-10020-RZ Keyed Ball Nut 9.7 2 8.2 RH 2100 1250 .356 157
ECN-10020-RG Standard Ball Nut 9.7 2 8.2 RH 2100 1250 .356 157
ECN-10020-RD Standard Ball Nut High Load 9.7 2 8.2 RH 2800 1700 .356 157
10 x 3                
ECN-10030-RZ Keyed Ball Nut 9.9 3 7.8 RH 5000 2800 .541 157
ECN-10030-LZ Keyed Ball Nut 9.9 3 7.8 LH 5000 2800 .541 157
ECN-10030-RG Standard Ball Nut 9.9 3 7.8 RH 5000 2800 .533 157
ECN-10030-LG Standard Ball Nut 9.9 3 7.8 LH 5000 2800 .533 157
12 x 2                
ECN-12020-RZ Keyed Ball Nut 12 2 10.6 RH 2500 1380 .356 158
ECN-12020-RG Standard Ball Nut 12 2 10.6 RH 2500 1380 .356 158
12 x 4                
ECN-12040-RZ Keyed Ball Nut 12 4 9.8 RH 11000 5500 .711 158
ECN-12040-RG Standard Ball Nut 12 4 9.8 RH 11000 5500 .711 158
ECN-12040-RB Flanged Ball Nut 12 4 9.8 RH 11000 5500 .711 158
12 x 5                
ECN-12050-RG Standard Ball Nut 12 5 9.8 RH 12000 6600 .889 158
ECN-12050-RB Flanged Ball Nut 12 5 9.5 RH 12000 6600 .889 158
12.7 x 12.7                
ECN-12120-RG Standard Ball Nut 13.1 12.7 10.3 RH 15500 8000 2.235 158
14 x 4                
ECN-14040-RZ Keyed Ball Nut 14 4 11.5 RH 16000 8100 .711 159
ECN-14040-LZ Keyed Ball Nut 14 4 11.5 LH 16000 8100 .711 159
ECN-14040-RG Standard Ball Nut 14 4 11.5 RH 16000 8100 .711 159
ECN-14040-LG Standard Ball Nut 14 4 11.5 LH 16000 8100 .711 159
ECN-14040-RB Flanged Ball Nut 14 4 11.5 RH 16000 8100 .711 159
ECN-14040-LB Flanged Ball Nut 14 4 11.5 RH 16000 8100 .711 159
16 x 2                
ECN-16020-RG Standard Ball Nut 16 2 14.5 RH 5500 2500 .356 162
ECN-16020-RB Flanged Ball Nut 16 2 14.5 RH 11000 4500 .356 162
16 x 5                
ECN-16050-RZ Keyed Ball Nut 15.7 5 13 RH 22000 9700 .889 162
ECN-16050-RG Standard Ball Nut 15.7 5 13 RH 22000 9700 .889 162
ECN-16050-RD Standard Ball Nut High Load 15.7 5 13 RH 25000 12000 .889 162
ECN-16050-RB Flanged Ball Nut 15.7 5 13 RH 22000 9700 .889 162
16 x 10                
ECN-16100-RG Standard Ball Nut 15.7 10 13 RH 25000 17000 1.778 162
ECN-16100-RB Flanged Ball Nut 15.7 10 13 RH 25000 17000 1.778 162
16 x 50                
ECN-16500-RH Standard Ball Nut 16 50 10.6 RH 10000 4500 .356 161
20 x 5                
ECN-20050-RZ Keyed Ball Nut 19.5 5 16.5 RH 25000 10800 .889 165
ECN-20050-LZ Keyed Ball Nut 19.5 5 16.5 LH 25000 10800 .889 165
ECN-20050-RG Standard Ball Nut 19.5 5 16.5 RH 25000 10800 .889 165
ECN-20050-LG Standard Ball Nut 19.5 5 16.5 LH 25000 10800 .889 165
ECN-20050-RB Flanged Ball Nut 19.5 5 16.5 RH 25000 10800 .889 165
ECN-20050-LB Flanged Ball Nut 19.5 5 16.5 LH 25000 10800 .889 165
20 x 10                
ECN-20010-RG Standard Ball Nut 19.5 10 16.5 RH 54000 21000 1.778 165
ECN-20010-RB Flanged Ball Nut 19.5 10 16.5 RH 51000 21000 1.778 165
25 x 5                
ECN-25050-RZ Keyed Ball Nut 24.6 5 21.5 RH 30000 11700 .889 167
ECN-25050-RG Standard Ball Nut 24.6 5 21.5 RH 30000 11700 .889 167
ECN-25050-RB Flanged Ball Nut 24.6 5 21.5 RH 30000 11700 .889 167
ECN-25050-RJ Flanged Ball Nut High Load 24.6 5 21.5 RH 35000 14000 .889 167
25 x 10                
ECN-25100-RG Standard Ball Nut 24.8 10 21.8 RH 51000 21000 1.778 167
ECN-25100-RB Flanged Ball Nut 24.8 10 21.9 RH 54000 21000 1.778 167
25 x 25                
ECN-25250-RG Standard Ball Nut 24.5 25 21.2 RH 24000 10000 2.235 167
ECN-25250-RD Standard Ball Nut High Load 24.5 25 21.2 RH 48000 20000 2.235 167
ECN-25250-RB Flanged Ball Nut 24.5 25 21.2 RH 24000 10000 4.420 167
32 x 5                
ECN-32050-RZ Keyed Ball Nut 29.6 5 26.6 RH 54000 19000 .889 168
ECN-32050-RG Standard Ball Nut 29.6 5 26.6 RH 54000 19000 .889 168
ECN-32050-RB Flanged Ball Nut 29.6 5 26.6 RH 54000 19000 .889 168


MRT ROLLED METRIC BALL SCREW ASSEMBLIES Lead Accuracy ± 100µm/300mm
METRIC MRT ROLLED BALL Screw AND Nut
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 .88 160
20 x 5                
MBN10295 Internal Return Ball Nut 21.71 5 17.5 RH 24400 13000 .88 164
25 x 5                
MBN10281 Internal Return Ball Nut 25.75 5 22.6 RH 39400 18500 .88 166
40 x 10                
MBN10291 Internal Return Ball Nut 42.1 10 34.79 RH 136200 62500 1.77 169
40 x 40                
MBN10427 Internal Return Ball Nut 40.28 40 33.79 RH 121400 75300 7.08 170
MBN10427 Internal Return Ball Nut
with Integral Flange		 40.28 40 33.79 RH 121400 75300 7.08 170
50 x 10                
MBN10285 Double Circuit Ball Nut 51.7 10 45.2 RH 189300 75500 1.77 171
50 x 50                
MBN10430 Internal Return Ball Nut 49.5 50 43.02 RH 152400 92600 7.08 172
MBN10432 Internal Return Integral
Flange Ball Nut		 49.5 50 43.02 RH 152400 92600 7.08 172
63 x 12