Socket Set Screws Metric Series

  1. The screws will generally conforms to IS : 6094, DIN 913/914/915 & 916. ISO : 4026/4026/4027/4028 & 4029
  2. Threads will confirm to class 4g6g of IS : 4218, Coarse Series.
  3. Material : Mita High Grade Alloy Steel.
  4. Heat Treatment : HRC 45 – 53.
  5. All dimensions are in millimeters.
Thread Size Pitch All Points Cup Point Cone Point Flat Point Dog Point** Dog. Nominal Length **
Full Dog Half Dog
W C E C S N V
A/F Max. Max. Max. Max. Max. Max.
M3 0.50 1.5 1.4 Sharp 2.0 1.75 1.00 2.0 5.0
M4 0.70 2.0 2.0 Sharp 2.5 2.25 1.25 2.5 6.0
M5 0.80 2.5 2.5 Sharp 3.5 2.75 1.50 3.5 6.0
M6 1.00 3.0 3.0 1.5 4.0 3.25 1.75 4.0 8.0
M8 1.25 4.0 5.0 2.0 5.5 4.30 2.25 5.5 10.0
M10 1.50 5.0 6.0 2.5 7.0 5.30 2.75 7.0 12.0
M12 1.75 6.0 8.0 3.0 8.5 6.30 3.25 8.5 16.0
M16 2.00 8.0 10.0 4.0 12.0 8.36 4.30 12.0 20.0
M20 2.50 10.0 14.0 5.0 15.0 10.36 5.30 15.0 25.0

**Half Dog will be applicable for nominal lenghts upto ‘L’ listed in the table. For longer lenghts full dog will be applicable.

Socket Set Screws Inch Series – Dimensions

Thread Size 4 2 0 1/8 5/32 3/16 1/4 5/16 3/8 1/2 5/8 3/4
Type BA BA BA BSW/BSF BSW/BSF BSW/BSF BSW/BSF BSW/BSF BSW/BSF BSW/BSF BSW/BSF BSW/BSF
W A/F NOM. 1/8 3/32 1/16 1/16 5/64 3/32 1/8 5/32 3/16 1/4 5/16 3/8
Thread Size Type W
A/F Nom.
#10 UNC / UNF 3/32
1/4 UNC / UNF 1/8
5/16 UNC / UNF 5/32
3/8 UNC / UNF 3/16
1/2 UNC / UNF 1/4
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