Internal Tooth Lock washers

  • Brand:

    T,TGR,XDM,OEM as requirement
  • Brief:

    Internal Tooth-lock Washer
  • Surface:

    Black, Plain Color,Galvanized, etc.
  • Material:

    stainless steel304,316,316L,317,317L,carbon steel,etc
  • Size:

    1.7-31,#2-1/8,Custom-made
  • MOQ:

    According to size
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product details

Standard--ANSI/ASME B 18.21.2M, SAE J 2655, JIS B 1251,IFI 532
Internal-Tooth Lock Washers provide greater vibration resistance than split lock washers. Use with fasteners that have small heads, such as fillips and cheese head screws.

Screw Thread d 1.7 2.2 2.7 3.2 3.7 4.3 5.3 6.4 7.4 8.4
d min=nominal size 1.7 2.2 2.7 3.2 3.7 4.3 5.3 6.4 7.4 8.4
max 1.84 2.34 2.84 3.38 3.88 4.48 5.48 6.62 7.62 8.62
dc max=nominal size 3.6 4.5 5.5 6 7 8 10 11 12.5 15
min 3.3 4.2 5.2 5.7 6.64 7.64 9.64 10.57 12.07 14.57
Number of Teeth min 7 7 7 7 8 8 8 9 10 10
t 0.3 0.3 0.4 0.4 0.5 0.5 0.6 0.7 0.8 0.8
per 1000 units≈kg 0.02 0.03 0.045 0.06 0.11 0.14 0.28 0.36 0.5 0.8
For Nominal Thread Diameter M1.6 M2 M2.5 M3 M3.5 M4 M5 M6 M7 M8
Screw Thread d 10.5 13 15 17 19 21 23 25 28 31
d min=nominal size 10.5 13 15 17 19 21 23 25 28 31
max 10.77 13.27 15.27 17.27 19.33 21.33 23.33 25.33 28.33 31.39
dc max=nominal size 18 20.5 24 26 30 33 36 38 44 48
min 17.57 19.98 23.48 25.48 29.48 32.38 35.38 37.38 43.38 47.38
Number of Teeth min 12 12 14 14 14 16 16 16 18 18
t 0.9 1 1 1.2 1.4 1.4 1.5 1.5 1.6 1.6
per 1000 units≈kg 1.25 1.6 2.3 2.9 5 6 7.5 8 12 14
For Nominal Thread Diameter M10 M12 M14 M16 M18 M20 M22 M24 M27 M30