IMPBSOS

SELF CLINCHING BLIND HOLE THREADED STANDOFFS, STAINLESS STEEL

IMSOS

EXAMPLE ORDER

IMPBSO-M4-8-ZI, steel standoff, zinc-plated, internal thread M4, total length 8 mm
IMPBSOS-M4-8, stainless steel standoff, internal thread M4, total length 8 mm
IMPBSO-032-12.7-ZI, steel standoff, zinc-plated, internal thread UNF #10-32, total length 12.7 mm
IMPBSO-BM3-8-ZI, steel standoff, zinc-plated, with thicker wall (older specification IMPBSO-3.5-M3-8-ZI)

USE

IMPBSO - clinching into sheet max. hardness HRB 80
IMPBSOS - clinching 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. A special type, IMPBSOH, is designed for stainless steels HRb 90
  5. 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
identification
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
identification
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
identification
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
identification
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