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Click Specification

(Non-preferred) dimensions in parentheses.

Cross Recessed Mushroom Head Screws [Annex Attached Table 4]

JIS B 1111 (A4) - 1996

Display drawing:

 *Models with different eras.

Nominal Length L Tips:seclect Nominal Length L and get Thread length.
Nominal Diameter
d
M2 (M2.2) M2.5 M3 (M3.5) M4 (M4.5) M5 M6 M8
P Pitch
dk max
min
k max
min
Socket No.
R
m Ref.
Penetration depth max
min
r min
x
0.4 0.45 0.45 0.5 0.6 0.7 0.75 0.8 1 1.25
4.5 5 5.7 6.9 8.1 9.4 10.6 11.8 14 17.8
4.1 4.6 5.3 6.4 7.6 8.9 10 11.2 13.3 17
1.3 1.4 1.6 2.05 2.35 2.65 2.95 3.25 3.9 5
1.1 1.2 1.4 1.75 2.05 2.35 2.65 2.95 3.5 4.6
1 1 1 1 2 2 2 2 3 3
3 3.2 3.7 4.6 5.4 6.1 6.9 7.7 9.1 11.7
2.2 2.3 2.5 2.9 4.0 4.3 4.7 5.0 6.3 7.8
1.01 1.11 1.32 1.72 1.83 2.13 2.53 2.83 2.86 4.36
0.65 0.75 0.95 1.34 1.30 1.60 1.99 2.29 2.31 3.78
0.1 0.1 0.1 0.1 0.1 0.2 0.2 0.2 0.25 0.4
0.8 0.9 0.9 1.0 1.2 1.4 1.5 1.6 2.0 2.5
Length of Thread b
- - - - - - - - - -

Suppliers

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Wenzhou Fengding Fastener Manufacture Co., Ltd.
  • Mr.Huang

  • +86-18857755588/13676725866

  • +86-577-86500568

  • Material: carbon steel,copper,Stainless steel;Surface treatment: according to customers' requirements; Grade: 4.8, 8.8, 10.9, 12.9; Nominal diameter: M3-M20; Nominal length: 5-300mm