IMPTSOS

SELF CLINCHING THROUGH HOLE THREADED STANDOFFS, FOR VERY THIN SHEETS, STAINLESS STEEL

IMPTSOS

EXAMPLE ORDER

IMPTSO-M3-8-ZI, steel standoff, zinc plated, M4 internal thread, total length 8 mm
IMPTSOS-M3-8, stainless steel standoff, M4 internal thread, total length 8 mm
IMPTSO-632-12,7-ZI, steel standoff, zinc plated, thread UNC # 6-32, total length 12.7 mm
IMPTSO-BM3-8-ZI, steel standoff, zinc plated with a thicker wall (formerly marked IMPTSO-3,5-M3-8-ZI)

USE

IMPTSO - clinching into sheet max. hardness HRB 80
IMPTSOS - 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. Standoffs used for sheet depth min. 0.65 mm
  5. Data modification reserved without prior notice.

DIMENSIONS

Thread
ident.
Thread
size
Lenght L ± 0.08 Diam.
d - 0.13
MIN
C
D
nom
M2.5 M2.5 X 0.45 2.00(1) - 3.00(1) - 4.00(1) - 4.750(1) 4.19 5.2 4.8
BM2.5 M2.5 X 0.45 2.00(1) - 3.00(1) - 4.00(1) - 6.00(1) 5.38 5.2 6.4
M3 M3 X 0.5 2.00(1) - 3.00(1) - 4.00(1) - 6.00(1) 4.19 6.2 4.8
BM3 M3 X 0.5 2.00(1) - 3.00(1) - 4.00(1) - 6.00(1) 5.38 6.2 6.4
M3.5 M3.5 X 0.6 N/A - 3.00(1) - 4.00(1) - 6.00(1) 5.38 7 6.4
256 #2-56 - 2.286(1) - 3.175(1) - 4.750(1) 6.00(1) 4.19 5.08 4.75
B256 #2-56 - 2.286(1) - 3.175(1) - - - 5.38 5.08 6.35
440 #4-40 - 2.286(1) - 3.175(1) - 4.750(1) - 4.19 5.588 4.75
B440 #4-40 - 2.286(1) - 3.175(1) - 4.750(1) - 5.38 5.588 6.35
632 #6-32 - N/A - 3.175(1) - 4.750(1) - 5.38 6.858 6.35

 

Thread
ident.
Thread
size
Lenght L ± 0.08 Diam.
d - 0.13
MIN
C
D
nom
M2.5 M2.5 X 0.45 - 6.350(1) 7.925(1) - 9.525(2) - 11.10(2) 4.19 5.2 4.8
BM2.5 M2.5 X 0.45 - - 8.00 (2) - 10.00 (3) - 12.00(3) 5.38 5.2 6.4
M3 M3 X 0.5 - - 8.00 (2) - 10.00 (3) - 12.00(3) 4.19 6.2 4.8
BM3 M3 X 0.5 - - 8.00 (2) - 10.00 (3) - 12.00(3) 5.38 6.2 6.4
M3.5 M3.5 X 0.6 - - 8.00 (2) - 10.00 (3) - 12.00(3) 5.38 7 6.4
256 #2-56 - - 8.00 (2) - 10.00 (3) - 12.00(3) 4.19 5.08 4.75
B256 #2-56 6.350(1) 7.925(2) - 9.525(2) - 11.10(3) - 5.38 5.08 6.35
440 #4-40 6.350(1) 7.925(2) - 9.525(2) - 11.10(3) - 4.19 5.588 4.75
B440 #4-40 6.350(1) 7.925(2) - 9.525(2) - 11.10(3) - 5.38 5.588 6.35
632 #6-32 6.350(1) 7.925(2) - 9.525(2) - 11.10(3) - 5.38 6.858 6.35

 

Thread
ident.
Thread
size
Lenght L ± 0.08 Diam.
d - 0.13
MIN
C
D
nom
M2.5 M2.5 X 0.45 - 12.70(2) - 14.275(3) 15.875(3) 4.19 5.2 4.8
BM2.5 M2.5 X 0.45 - 14.00(3) - - 16.00(3) 5.38 5.2 6.4
M3 M3 X 0.5 - 14.00(3) - - 16.00(3) 4.19 6.2 4.8
BM3 M3 X 0.5 - 14.00(3) - - 16.00(3) 5.38 6.2 6.4
M3.5 M3.5 X 0.6 - 14.00(3) - - 16.00(3) 5.38 7 6.4
256 #2-56 - 14.00(3) - - 16.00(3) 4.19 5.08 4.75
B256 #2-56 12.70(3) - 14.275(3) 15.875(3) - 5.38 5.08 6.35
440 #4-40 12.70(3) - 14.275(3) 15.875(3) - 4.19 5.588 4.75
B440 #4-40 12.70(3) - 14.275(3) 15.875(3) - 5.38 5.588 6.35
632 #6-32 12.70(3) - 14.275(3) 15.875(3) - 5.38 6.858 6.35

 

Thread
ident.
Thread
size
Lenght L ± 0.08 Diam.
d - 0.13
MIN
C
D
nom
M2.5 M2.5 X 0.45 - 17.45(3) - - 4.19 5.2 4.8
BM2.5 M2.5 X 0.45 - 18.00(3) 19.00(3) - 5.38 5.2 6.4
M3 M3 X 0.5 - 18.00(3) 19.00(3) - 4.19 6.2 4.8
BM3 M3 X 0.5 - 18.00(3) 19.00(3) - 5.38 6.2 6.4
M3.5 M3.5 X 0.6 - 18.00(3) 19.00(3) - 5.38 7 6.4
256 #2-56 - 18.00(3) 19.00(3) - 4.19 5.08 4.75
B256 #2-56 17.45(3) - - 19.05(3) 5.38 5.08 6.35
440 #4-40 17.45(3) - - 19.05(3) 4.19 5.588 4.75
B440 #4-40 17.45(3) - - 19.05(3) 5.38 5.588 6.35
632 #6-32 17.45(3) - - 19.05(3) 5.38 6.858 6.35