Metric Size, Steel
Knurled Nuts
With Tapped Through Hole or Plain Through Bore Type
DIN 6303
DIN 6303

RoHS Compliant

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DIN 6303
Specification
Information

Knurled nut: Steel, black oxide finish, tapped through or plain through bore


 DIN 6303 knurled nut is machined from solid bar stock.
Quick release knurled nut, see GN 6303.1.
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Tapped Through Table

Dimensions in:

millimeters
(inches)

Part Number
d4
d1
Tapped
Through
d3
d5
e
h
k
l
Without
Dowel
Pin Hole
With
Dowel
Pin Hole
20
(.79)
M5 x .8
14
(.55)
1.5
(.06)
2.5
(.10)
12
(.47)
8
(.31)
7
(.28)
24
(.94)
M6 x 1.0
16
(.63)
1.5
(.06)
2.5
(.10)
14
(.55)
10
(.39)
8
(.31)
30
(1.18)
M8 x 1.25
20
(.79)
2
(.08)
3
(.12)
17
(.67)
12
(.47)
10
(.39)
36
(1.42)
M10 x 1.5
28
(1.10)
3
(.12)
4
(.16)
20
(.79)
14
(.55)
12
(.47)
40
(1.57)
M12 x 1.75
32
(1.26)
4
(.16)
4
(.16)
24
(.94)
16
(.63)
16
(.63)
         
 Through Bore Table Dimensions in:   millimeters
(inches) 		 
Part Number
d4
d2
Through
Bore
d3
d5
e
h
k
l
Without
Dowel
Pin Hole
With
Dowel
Pin Hole
20
(.79)
5
14
(.55)
1.5
(.06)
2.5
(.10)
12
(.47)
8
(.31)
7
(.28)
24
(.94)
6
16
(.63)
1.5
(.06)
2.5
(.10)
14
(.55)
10
(.39)
8
(.31)
30
(1.18)
8
20
(.79)
2
(.08)
3
(.12)
17
(.67)
12
(.47)
10
(.39)
36
(1.42)
10
28
(1.10)
3
(.12)
4
(.16)
20
(.79)
14
(.55)
12
(.47)
40
(1.57)
12
32
(1.26)
4
(.16)
4
(.16)
24
(.94)
16
(.63)
16
(.63)