Ball Screw Nut

MBG | MBR Metric Thread Single Nut

MBG and MBR metric thread single nuts combine a compact ball screw nut body with metric thread mounting features for straightforward mechanical integration.

Use this page to review metric thread dimensions, wrench flat references, load ratings, CAD downloads, and part number construction.

MBG | MBR Metric Thread Single Nut

MBG | MBR Metric Thread Single Nut Overview

M

Metric Thread

Metric thread mounting supports straightforward integration into compatible machine designs.

G

Ground Option

MBG indicates a ground ball screw nut option for higher precision requirements.

R

Rolled Option

MBR indicates a rolled ball screw nut option for cost-conscious motion systems.

W

Wrench Flats

Dimension tables include wrench flat width and depth references for installation planning.

Mechanical Dimensions

Metric Thread Single Nut

Use this table to compare screw diameter, lead, nut dimensions, mounting dimensions, and load ratings for MBG | MBR metric thread single nut configurations.

Swipe left or right to view the full dimension table.

Screw Diameter D
(mm / inch)
Lead
(mm / inch)
Nut Diameter D
(mm / inch)
Nut Overall Length L
(mm / inch)
Thread Size M (mm) Thread Length L1
(mm / inch)
Wrench Flat Width W
(mm / inch)
Wrench Flat Depth V
(mm / inch)
Basic Dynamic Load Rating Ca (N) Basic Static Load Rating Coa (N)
4 (0.157) 1 (0.039) 10 (0.394) 16.5 (0.65) M8X0.75 5 (0.197) 9 (0.354) 1.5 (0.059) 560 790
6 (0.236) 1 (0.039) 12 (0.472) 16 (0.63) M10×0.75 5 (0.197) 10 (0.394) 2 (0.079) 680 1200
6 (0.236) 2 (0.079) 12 (0.472) 16 (0.63) M10X1 5 (0.197) 10 (0.394) 2 (0.079) 880 1500
8 (0.315) 2 (0.079) 16 (0.63) 27 (1.063) M14X0.75 5 (0.197) 14 (0.551) 4 (0.157) 1300 2300
10 (0.394) 2 (0.079) 19.5 (0.768) 22 (0.866) M17X1 8.2 (0.323) - - 1500 2900

Mechanical Drawing

Dimension Reference

Click the preview image to expand the mechanical drawing. Use the drawing callouts with the dimension table above.

MBG | MBR Metric Thread Single Nut mechanical drawing
2D Drawing PDFs 3D STEP Files

Selection Notes

d

Screw Diameter

Review screw diameter and lead together to match the required speed, thrust, and positioning needs.

L

Mounting Envelope

Confirm the nut body, mounting, and envelope dimensions against your mechanical design.

N

Load Ratings

Compare Ca and Coa ratings during early sizing and confirm final selection with application conditions.

Engineering Review

DINGS’ Motion USA can help review accuracy grade, axial clearance, length, lead, and customization needs.

Downloads

Product Catalogs

MBG | MBR CAD Files

Part Number Construction

Example
MBG0601DX-60R90C3Z-001
  
① Series
MBG = Metric threaded single nut (ground)
MBR = Metric threaded single nut (rolled)
② Screw Diameter
Example: 06 = 6 mm screw diameter
③ Lead
01 = Standard ball lead, 1 mm
01K = Non-standard ball lead, 1 mm
④ Ball Return Type
D = Deflector type
S = End deflector type
T = Return tube type
C = End-cap type
⑤ Custom Option
Optional non-standard custom designation
⑥ Threaded Section Length
Threaded section length in mm. Decimal point is indicated by “_”.
⑦ Thread Direction
R = Right-hand
L = Left-hand
LR = Right- and left-hand
⑧ Total Screw Length
Total screw length in mm. Decimal point is indicated by “_”.
⑨ Accuracy Grade
C3 = JIS C3
C5 = JIS C5
C7 = JIS C7
C10 = JIS C10
⑩ Axial Clearance
Z = Preload
T = ≤ 0.005 mm
S = ≤ 0.02 mm
N = ≤ 0.05 mm
⑪ Custom Serial Number
Custom serial reference

Build a Ball Screw Nut Part Number

Use the ball screw nut part number configurator to help define series, screw diameter, lead, thread direction, accuracy grade, axial clearance, and custom requirements.

Open Part Number Builder

Need help selecting MBG | MBR metric thread single nut?

DINGS’ Motion USA can help review ball screw diameter, lead, nut style, accuracy grade, axial clearance, load rating, and custom shaft requirements for your application.