Inch and Metric Size, Phenolic Plastic
Revolving Ball Knobs
Long Shoulder Type
GN 319.2
GN 319.2

ISO 9001 Supplier

RoHS Compliant

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GN 319.2
Specification
Information

Hand piece: Black phenolic plastic
(Duroplast PF)
Threaded spindle: Steel, zinc-plated

Shipping

 Revolving ball knobs GN 319.2 can be utilized instead of revolving handles i.e. with handwheels.
Revolving ball knobs have the same assembly dimensions as the handles DIN 39, DIN 98, and GN 598.
Maximum heat resistance:  150°C (300°F).
For certain minimum quantities, revolving balls knobs with internal threaded shafts are available upon request.
For use on this handle: DIN 911 hex keys available.
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For CAD download instructions, click HERE
Inch Table

Dimensions in:

inches
(millimeters)
Part
Number
d1
d2
Thread
d3
l1
l2
l3
Int. Hex
A/F
.98
 (25)
1/4-20
.39
 (10)
.43
 (11)
1.48
 (37.5)
.59
 (15)
.118
 (3)
1.26
 (32)
5/16-18
.51
 (13)
.51
 (13)
1.89
 (48)
.75
 (19)
.157
 (4)
1.57
 (40)
3/8-16
.63
 (16)
.55
 (14)
2.40
 (61)
.94
 (24)
.197
 (5)
1.97
 (50)
1/2-13
.79
 (20)
.83
 (21)
3.07
 (78)
1.22
 (31)
.236
 (6)
Metric Table

Dimensions in:

millimeters
(inches)
Part
Number
d1
d2
Thread
d3
l1
l2
l3
Int. Hex
A/F
25
 (.98)
M6 x 1.0
10
 (.39)
11
 (.43)
37.5
 (1.48)
15
 (.59)
3
 (.118)
32
 (1.26)
M8 x 1.25
13
 (.51)
13
 (.51)
48
 (1.89)
19
 (.75)
4
 (.157)
40
 (1.57)
M10 x 1.5
16
 (.63)
14
 (.55)
61
 (2.40)
24
 (.94)
5
 (.197)
50
 (1.97)
M12 x 1.75
20
 (.79)
21
 (.83)
78
 (3.07)
31
 (1.22)
6
 (.236)