IMPSO

SELF CLINCHING THROUGH HOLE THREADED STANDOFFS, ZINC PLATED STEEL

IMPSO

EXAMPLE ORDER

IMPSO-M4-8-ZI, steel standoff, zinc plated, M4 thread, total length 8 mm
IMPSOS-M4-8, stainless steel standoff, M4 internal thread, total length 8 mm
IMPSO-032-12,7-ZI, steel standoff, zinc plated, thread UNF # 10-32, total length 12.7 mm
IMPSO-BM3-8-ZI, steel standoff, zinc plated with a thicker wall (formerly marked IMPSO-3,5-M3-8-ZI)

USE

IMPSO - pressing into sheet max. hardness HRB 80
IMPSOS - pressing into sheet max. hardness HRB 70

IMPORTANT NOTES

  1. All stated dimensions are in mm.
  2. Thread types BM3, B440 and B632 have a thicker wall. Also marked 3,5-M3, 3,5-440, 3,5-632
  3. Stainless steel class, AISI 416 / DIN X12CrS13 /
  4. Standoff without thread (only drilled) is offered with IMPUSO identification
  5. A special type, IMPSOH, is designed for stainless steels HRb 90
  6. We reserve the right to data modification without prior notice.

ADDITIONAL BASIC PARAMETERS

THREAD TYPE RECOMMENDED MINIMAL
DEPTH OF SHEET
RECOMMENDED HOLE IN
THE SHEET + 0,08 / -0,0
M3 1 4.2
BM3 1 5.4
M3.5 1 5.4
M4 1.3 7.2
M5 1.3 7.2
440 1 4.2
B440 1 5.4
632 1 5.4
B632 1.3 7.14
832 1.3 7.14
1032 1.3 7.14

DIMENSIONS

Thread
identification
Thread
size
Lenght L +0.05 / -0.13 Drilling
B ± 0.13
Diameter
d - 0.13
Diameter
D
M3 M3 X 0.5 3 - 4 - 6 - - 8 3.2 4.19 4.8
BM3 M3 X 0.5 3 - 4 - 6 - - 8 3.2 5.38 6.4
M3.5 M3.5 X 0.6 3 - 4 - 6 - - 8 3.9 5.38 6.4
M4 M4 X 0.7 3 - 4 - 6 - - 8 4.8 7.11 7.9
M5 M5 X 0.8 3 - 4 - 6 - - 8 5.35 7.11 7.9
440 #4-40 -

3.17

- 4.75 - 6.35 7.92 - 3.17 4.19 4.76
B440 #4-40 - 3.17 - 4.75 - 6.35 7.92 - 3.17 5.38 6.35
632 #6-32 - 3.17 - 4.75 - 6.35 7.92 - 3.96 5.38 6.35
B632 #6-32 - 3.17 - 4.75 - 6.35 7.92 - 3.96 7.11 7.94
832 #8-32 - 3.17 - 4.75 - 6.35 7.92 - 4.77 7.11 7.94
1032 #10-32 - 3.17 - 4.75 - 6.35 7.92 - 5.15 7.11 7.94
Drilling lenght C ± 0.25 No dimension

 

Thread
identification
Thread
size
Lenght L +0.05 / -0.13 Drilling
B ± 0.13
Diameter
d - 0.13
Diameter
D
M3 M3 X 0.5 - 10 - 12 - 14 - 3.2 4.19 4.8
BM3 M3 X 0.5 - 10 - 12 - 14 - 3.2 5.38 6.4
M3.5 M3.5 X 0.6 - 10 - 12 - 14 - 3.9 5.38 6.4
M4 M4 X 0.7 - 10 - 12 - 14 - 4.8 7.11 7.9
M5 M5 X 0.8 - 10 - 12 - 14 - 5.35 7.11 7.9
440 #4-40 9.53 - 11.09 - 12.7 - 14.27 3.17 4.19 4.76
B440 #4-40 9.53 - 11.09 - 12.7 - 14.27 3.17 5.38 6.35
632 #6-32 9.53 - 11.09 - 12.7 - 14.27 3.96 5.38 6.35
B632 #6-32 9.53 - 11.09 - 12.7 - 14.27 3.96 7.11 7.94
832 #8-32 9.53 - 11.09 - 12.7 - 14.27 4.77 7.11 7.94
1032 #10-32 9.53 - 11.09 - 12.7 - 14.27 5.15 7.11 7.94
Drilling lenght C ± 0.25 4.75

 

Thread
identification
Thread
size
Lenght L +0.05 / -0.13 Drilling
B ± 0.13
Diameter
d - 0.13
Diameter
D
M3 M3 X 0.5 - 16 - 18 - - 3.2 4.19 4.8
BM3 M3 X 0.5 - 16 - 18 - - 3.2 5.38 6.4
M3.5 M3.5 X 0.6 - 16 - 18 - 20 3.9 5.38 6.4
M4 M4 X 0.7 - 16 - 18 - 20 4.8 7.11 7.9
M5 M5 X 0.8 - 16 - 18 - - 5.35 7.11 7.9
440 #4-40 15.87 - 17.45 - 19.05 - 3.17 4.19 4.76
B440 #4-40 15.87 - 17.45 - 19.05 20.62 3.17 5.38 6.35
632 #6-32 15.87 - 17.45 - 19.05 20.62 3.96 5.38 6.35
B632 #6-32 15.87 - 17.45 - 19.05 20.62 3.96 7.11 7.94
832 #8-32 15.87 - 17.45 - 19.05 20.62 4.77 7.11 7.94
1032 #10-32 15.87 - 17.45 - 19.05 20.62 5.15 7.11 7.94
Drilling lenght C ± 0.25 7.92

 

Thread
identification
Thread
size
Lenght L +0.05 / -0.13 Drilling
B ± 0.13
Diameter
d - 0.13
Diameter
D
M3 M3 X 0.5 - - - 3.2 4.19 4.8
BM3 M3 X 0.5 - - - 3.2 5.38 6.4
M3.5 M3.5 X 0.6 22 25 - 3.9 5.38 6.4
M4 M4 X 0.7 22 25 - 4.8 7.11 7.9
M5 M5 X 0.8 22 25 - 5.35 7.11 7.9
440 #4-40 - - - 3.17 4.19 4.76
B440 #4-40 - - - 3.17 5.38 6.35
632 #6-32 22.23 23.8 25.4 3.96 5.38 6.35
B632 #6-32 22.23 23.8 25.4 3.96 7.11 7.94
832 #8-32 22.23 23.8 25.4 4.77 7.11 7.94
1032 #10-32 22.23 23.8 25.4 5.15 7.11 7.94
Drilling lenght C ± 0.25 11.09