Inch Size, Steel or Brass
Ball Knobs
Tapped Type
BK
BK

RoHS Compliant

This line drawing is movable on the page...just click and drag!
BK
Specification
Information
Hand knob, steel version: Steel, highly polished
Hand knob, brass version: Brass, highly polished, corrosion resistant in water
Tapped hole for mounting

Highly polished steel and brass balls turned from solid bar stock. Used on fixtures, machine tools, jigs and assemblies.

CLICK ON PART NUMBER FOR PRICE (and option to add to cart)
For CAD download instructions, click
HERE
 Steel Type

Dimensions in:

inches
(millimeters)

Part Number
d1
d2 
Tapped
t1
.75
(19.1)
10-32
.38
10-24
.38
1
(25.4)
10-32
.38
10-24
.38
1/4-20
.50
1/4-28
.50
5/16-18
.50
5/16-24
.50
3/8-16
.50
1.38
(35.1)
1/4-20
.63
1/4-28
.63
5/16-18
.63
3/8-16
.63
3/8-24
.63
7/16-20
.63
5/16-24
.63
1/2-13
.63
1/2-20
.63
1.88
(47.8)
3/8-16
.75
3/8-24
.75
1/2-13
.75
1/2-20
.75
5/8-11
.75
5/8-18
.75
 Brass Type

Dimensions in:

inches
(millimeters)

Part
Number
Diameter
Thread
Size
Thread
Depth
.75
(19.1)
10-32
.38
10-24
.38
1
(25.4)
10-32
.38
10-24
.38
1/4-20
.50
1/4-28
.50
5/16-18
.50
5/16-24
.50
3/8-16
.50
1.38
(35.1)
1/4-20
.63
1/4-28
.63
5/16-18
.63
5/16-24
.63
3/8-16
.63
3/8-24
.63
7/16-20
.63
1/2-13
.63
1/2-20
.63
1.88
(47.8)
3/8-16
.75
3/8-24
.75
1/2-13
.75
1/2-20
.75
5/8-11
.75
5/8-18
.75