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Click Specification

(Non-preferred) dimensions in parentheses.

Crosss Recessed Mushroom Screws

GB 973 - 1976

Display drawing:

国标GB 973 - 1976 GB973 973GB Crosss Recessed Mushroom Screws
Calculate weight and price. Weight 1000 pcs : kg x $ per kg = $ 1000 pcs
Default density g/cm3
Nominal Length L Tips:seclect Nominal Length L and get Weight Thread length.
Nominal Diameter
d
M2 M2.5 M3 M4 M5 M6 M8
P Pitch
dk max
min
k Nominal Size
max
min
r
R
R1
0.4 0.45 0.5 0.7 0.8 1 1.25
5 6.2 7.5 10 12 14 18
4.7 5.84 7.14 9.64 11.57 13.57 17.57
1.4 1.6 1.8 2 2.4 2.8 3.2
1.52 1.72 1.92 2.2 2.6 3 3.44
1.28 1.48 1.68 1.8 2.2 2.6 2.96
0.2 0.2 0.2 0.4 0.4 0.4 0.4
6 7.5 9 12 15 20 21
2 2.5 3 4 5 6 6
Weight of per 1000 steel products(≈kg)
- - - - - - -
Length of Thread b
- - - - - - -

Suppliers

Best price if from GlobalFastener.com.
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; Nominal diameter: M3-M20; Nominal length: 5-300mm