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Screws for Plastic -
Washer head with TX-drive

STP38
Washer head with TX-drive

identical to KN6038
similar to WN5451 / WN1451 / KN1038
Washer head with TX-drive, WN5451 / WN1451, STP38
Your Contact Person
Range of Production Dimensions

Range of Production top

nominal-Ø (mm) 1.40 1.60 1.80 2.00 2.20 2.50 3.00 3.50 4.00 4.50 5.00 6.00 7.00 8.00
  • in Stock
  • available within 2 weeks
  • ≥ 4 weeks delivery time
Length (mm)
3.5
B E S
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B E S
4.0
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B E S
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B E S
4.5
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B E S
B E S
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5.0
B E S
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B E S
B C E J S
B C E S
6.0
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B C E S
B E S
B C E J S
B C E J S
B C E J S
B E S
7.0
B E S
B E S
B E S
B E S
B C E S
B C E S
B C E S
B C E S
E
8.0
B E S
B E S
B E S
E S
B E S
B C E J S
B C E J S
B C E J S
B C E J S
B E S
B E S
9.0
B E S
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B E S
B E S
B E S
B C E S
B C E S
B C E S
B C E S
E S
B C E S
10.0
B E S
B E S
B E S
B E S
B E S
B C E J S
B C E J S
B C E J S
B C E J S
B E S
B C E J S
B C E S
11.0
B E S
B S
B E S
B E S
B C E S
B C E S
B C E S
B C E S
B C E S
B C E S
12.0
B E S
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B E S
B E S
B E S
B C E J S
B C E J S
B C E J S
B C E J S
B E S
B C E J S
B C E J S
13.0
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B E S
B C E S
B C E S
B C E S
B C E S
B C E S
B C E S
14.0
B E S
B E S
B E S
B E S
B E S
B C E J S
B C E J S
B C E J S
B C E J S
B E S
B C E J S
B C E J S
15.0
B C E S
B E S
B C E S
B C E S
B C E S
B C E S
B E S
B C E S
B C E S
16.0
B E S
B E S
B E S
B E S
B C E J S
B C E J S
B C E J S
B C E J S
B E S
B C E J S
B C E J S
E S
17.0
B S
B C E S
B C E S
B C E S
B C E S
B C E S
B C E S
18.0
B E S
E S
B E S
B C E S
B C E J S
B C E J S
B C E J S
B E S
B C E J S
B C E J S
E S
20.0
B E S
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B E S
B C E S
B C E J S
B C E J S
B C E J S
B E S
B C E J S
B C E J S
E S
B E S
22.0
B E S
B C E S
B E S
B C E S
B C E S
B E S
B C E S
B C E S
E S
B E S
25.0
B E S
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B E S
B C E J S
B C E J S
B E S
B C E J S
B C E J S
E S
B E S
28.0
B S
B C E S
B C E S
B C E S
B C E S
30.0
B E S
B C E S
B C E J S
B C E S
B E S
B C E J S
B C E J S
E S
B E S
32.0
B S
B C E S
B C E S
B C E S
B C E S
35.0
B E S
B C E S
B C E S
B E S
B C E J S
B C E J S
E S
B E S
38.0
B C E S
B C E S
B C E S
40.0
B E S
B E S
B E S
B E S
B C E S
B C E J S
E S
E S
45.0
B E S
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B E S
B C E S
S
B E S
50.0
B E S
B E S
B E S
B C E S
E S
E S
55.0
B E S
B E S
B E S
E S
60.0
B E S
B E S
E S
65.0
B E S
B E S
E S
70.0
B E S
B E S
E S
75.0
B E S
E S
80.0
B E S
E S
Hint
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Dimensions top

STP38
d1 1.40 +0.08 1.60 +0.08 1.80 +0.08 2.00 +0.08 2.20 +0.08 2.50 +0.10 3.00 +0.10 3.50 +0.10 4.00 +0.10 4.50 +0.10 5.00 +0.15 6.00 +0.15 7.00 +0.18 8.00 +0.18
d2 0.93 1.07 1.22 1.36 1.51 1.72 2.09 2.45 2.81 3.17 3.53 4.26 4.98 5.70
p 0.57 0.64 0.71 0.78 0.85 0.95 1.12 1.29 1.46 1.63 1.80 2.14 2.48 2.82
D 3.20 -0.48 3.60 -0.48 4.00 -0.48 4.50 -0.48 5.00 -0.48 5.50 -0.48 6.50 -0.58 7.50 -0.58 9.00 -0.58 10.00 -0.70 11.00 -0.70 13.50 -0.70 15.50 -0.70 18.00 -0.84
K 1.150 ±0.125 1.200 ±0.125 1.350 ±0.125 1.600 ±0.125 1.600 ±0.125 1.900 ±0.125 2.300 ±0.125 2.700 ±0.125 3.100 ±0.150 3.200 ±0.150 3.500 ±0.150 4.200 ±0.150 4.900 ±0.150 5.600 ±0.150
S 0.50 0.60 0.60 0.60 0.60 0.70 0.80 0.90 1.00 1.10 1.20 1.40 1.60 1.80
X 0.70 0.80 0.90 1.00 1.10 1.30 1.50 1.80 2.00 2.30 2.50 3.00 3.50 4.00
R 0.20 0.25 0.25 0.35 0.35 0.40 0.50 0.50 0.60 0.60 0.70 0.80 0.90 1.00
Drive T5 T5 T6 T6 T6 T8 T10 T15 T20 T20 T25 T30 T30 T40
t 0.40 - 0.55 0.50 - 0.65 0.50 - 0.65 0.65 - 0.85 0.65 - 0.85 0.80 - 1.00 1.00 - 1.30 1.10 - 1.50 1.40 - 1.80 1.40 - 1.80 1.50 - 1.90 1.90 - 2.40 2.30 - 2.90 2.60 - 3.20