Raised countersunk tapping screw, shape C with Z recessed head DIN 7981, steel, zinc-plated, blue passivated (A2K), PZ drive, round head, shape C

Name: Raised countersunk tapping screw, shape C with Z recessed head DIN 7981, steel, zinc-plated, blue passivated (A2K), PZ drive, round head, shape C
Brand: Würth
SKU: 0115204219

DIN 7981 steel zinc plated pan head Z shape C
SCR-PANHD-DIN7981-C-Z2-(A2K)-4,2X19

Art.-no. 0115204219

EAN 4038898978725

All versions

Specification

Tapping screws belong to the thread-moulding screw family. When screwed into a pre-prepared core hole, these screws shape their own counter-thread.

Guideline values for selecting the correct core hole diameter are contained in DIN 7975.

Shape C = thread with tip

Shape F = thread without tip

Shape R = thread with rounded tip

Technical information


Material	Steel
Surface	Zinc plated
Form	C
Nominal diameter (d₁)	4.2 mm
Length (l₁)	19 mm
Head diameter (d_k)	8.2 mm
Head height (k₁)	3.05 mm
Internal drive	Z2
DIN	7981
Head type	Pan head
Declaration of performance (EU-CPR)	No
Standards	DIN 7981
Thread type	Self-tapping screw thread
Thread design	Full thread
Shape of tip	C

Thread size	St 2.2	St 2.9	St 3.5	St 3.9	St 4.2	St 4.8	St 5.5	St 6.3	St 8	St 9.5
Min. sheet thickness (mm)	0,8	1,1	1,3	1,3	1,4	1,6	1,8	1,8	2,1	2,1
Max. sheet thickness (mm)	1,8	2,2	2,8	3	3,5	4	4,5	5	6,5	7,5
Pre-drilling diameter (mm)	1,2	2,1	2,6	2,8	3,0	3,5	4,1	4,7	6,1	7,7