DIN 7971 - 1990Slotted Pan Head Tapping Screws

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(Non-preferred) dimensions in parentheses.

DIN 7971 - 1990

Unit: mm

DIN 7971 - 1990 Slotted pan head tapping screws

Unit: mm

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DIN7971_ST2.2X4.5

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DIN 7971 - 1990 Slotted pan head tapping screws

Thread Size

ST2.2

P		Pitch
a		max
d_k		max=nominal size
		min
k		max=nominal size
		min
n		Nominal Size
		min
		max
r₁		max
r₂		≈
t		min
		max
y		max	Type C
			Type F

0.8
0.8
4.2
3.9
1.35
1.15
0.6
0.66
0.8
0.3
0.9
0.55
0.8
2
1.6

thousand-piece steel weight≈kg

0.174