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 BALL SCREWS and Ball Nuts- METRIC  
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Metric Ball Screws 25 mm dia.

FEATURES
  • 25 mm, precision rolled and polished.
  • Material Cf 53, induction hardened to HRC 60 ± 2.
  • Pitch accuracy < 0.1 mm / 300 mm,  ISO class 7 -                      MADE IN GERMANY
  • Screw pitches of 5, 10 and 20 mm.
  • Available with machined ends and unmachined ends in lengths up to 3 m, 
  • Longer lengths available on request
  • High life expectancy.
  • Excellent cost/performance ratio.
  • Produce greater than 90%
    efficiency in converting rotary to linear motion.
  • Machined screws are designed to be held by a double bearing on one side and on the other, either a floating bearing, or no bearing and a guiding ball nut.
  • Produced to DIN 69051, Part 3, Tolerance class 7

Click HERE for 16mm dia. ball screws and ball nuts

Catalog PDF View catalog pages in PDF

Ball Screw configuration for 25mm diam.
Ball screw 25mm with machined ends


 

IMPORTANT SHIPPING NOTICE:  For all product purchases over 2.5 meters or over 8 feet in length, we must ship by truck. Purchases of these lengths and above cannot ship via UPS
TO ORDER BALL SCREWS:               Compatible Ball Nuts

Quantity              

PART NUMBER 
UNMACHINED SCREWS 

21114     

Screw
Pitch		 Screw Length
(unmachined)

 


FOR UNMACHINED SCREWS:
Choose Screw Pitch and Screw Length then click ADD TO QUOTE

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PART NUMBER
MACHINED SCREWS
       21114     
Screw
Pitch		 Screw Length (machined)
FOR MACHINED SCREWS:
Choose Screw Pitch and Screw Length then click ADD TO QUOTE
Add to Quote
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Download CAD Models


BALL NUTS & Accessories -  25 mm Diameter

KM SERIES BALL NUTS

KM Series Metric Ball Nuts
Cylindrical KM Ball Nut
Patented adjustable anti-backlash design
(when used with required mounting blocks)
Made of steel, repeatability of < 0.01 mm
Accuracy of < 0.1 mm/300mm.
Wipers avail.
Flange or base mounting options
Available in 5, 10 and 20mm pitch

 Add to QUOTE
Pitch Part Number
5mm 213700 0005
10mm 213700 0010
20mm 213700 0020
Choose desired pitch then click -   Add to QUOTE
25mm diameter Ball Nut Wipers
Ball nut dirt wipers work with all 25mm diameter ball nuts
P/N: 213700 9000 Add to QUOTE

ACCESSORIES

Rectangular Mounting Block
Base Mounting Block for 25mm KM Ball Nut
Black oxide coating
Ground and polished
Access for both ball nut lubrication and ball nut backlash adjustment
Works with all ball nut pitches
P/N: 213700 9001 for 25x5/10mm pitch ball nut Add to Quote
P/N: 213700 9002 for 25x20mm pitch ball nut Add to Quote
                      View Download CAD Files
Flange Mounting Block for KM Ball Nut
Flange Mounting Block for KM Ball Nut
Black oxide coating
Ground and polished
Access for both ball nut lubrication and ball nut backlash adjustment
Works with all 25mm diameter ball nut pitches
P/N: 213700 9003 for 25x5/10mm pitch ball nut Add to Quote
P/N: 213700 9004 for 25x20mm pitch ball nut Add to Quote
                      View/Download CAD Files
Lock Nut for 16mm diam. ball screw
Lock Nut for 16mm diameter Ball Screw
M17 x 0.75 mm, self-locking
P/N: 890259 0011 Add to Quote

Aluminum Bearing Mount and Motor Standoff

Bearing Support/Motor mount for 16 mm Ball Screws:
P/N: 216504 0008 Add to QUOTE
View/Download CAD Files
Aluminum Body
Access holes to tighten coupling
Mounting hardware included
45mm bolt circle diameter for mounting bearing
Holes in extrusion can be tapped for NEMA 23 motor frame - 52mm pilot diameter

Drive Side Flange Bearing 25mm Ball Screw

Drive Side Flange Bearing,
Sealed Angular Contact Bearing Assembly for 16 mm Ball Screws: P/N: 216504 0006 Add to Quote
View/Download CAD Files
17 mm Diameter Bore
Angular contact bearings
62mm bolt circle diameter

Floating Side Flange Bearing 25mm Screw

Flange Bearing for Axially Floating End (non drive side)
Radial Needle Bearing Assembly for 16 mm Ball Screws: 
P/N: 216504 0005 Add to Quote

View/Download CAD Files

15mm diameter bore
Radial needle bearings for high load capacity
Aluminum housing
45mm bolt circle diameter for easy mounting

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Isel USA Inc. Linear Motion Components  
has offered linear rails and linear bearings, guideways, ball screws, lead screws, acme screws, ball nut assemblies, crossed roller slides, aluminum extrusions and hardware since 1986. These products are used for building assembly, inspection, dispensing, pick-and-place, drilling, milling and industrial automation systems. For automation equipment, please see our Automation Systems.

Isel USA Inc. Linear Motion Components
69 Bloomingdale Rd 
Hicksville, NY 11801
TEL: 516-595-7495 
FAX: 516-595-7498
E-MAIL: Isel_SUPPORT_MAIL
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