Knurled screws with recessed stud for loss prevention

Knurled screws with recessed stud for loss prevention
  • Promotional pricing ends 30/11/2024
  • Volume Discount
Knurled screws GN 653.2 can be used for to prevent loss of the thumb screw, due to the d4 recessed portion of the stud.
When using, instead of a typical tapped and bore hole, it is necessary to provide tapped bores with a thread d1 on each of the two elements to be assembled. Additionally, a clearance bore of d5 on one or both sides must be cut.
Depending on the design and required clamping length a1 ... a3 of the component being attached, there are a number of assembly options as shown above.

Part Number

Once your search is narrowed to one product,
the corresponding part number is displayed here.

Part Number
653.2-M4-15-ST
653.2-M4-17-ST
653.2-M4-19-ST
653.2-M4-21-ST
653.2-M5-18-ST
653.2-M5-20-ST
653.2-M5-22-ST
653.2-M5-26-ST
653.2-M6-24-ST
653.2-M6-26-ST
653.2-M6-30-ST
653.2-M6-34-ST
653.2-M8-30-ST
653.2-M8-34-ST
653.2-M8-38-ST
653.2-M8-42-ST
Part Number
Standard Unit Price
Minimum order quantityVolume Discount
Standard
Shipping Days
?
Length l
(mm)
Thread d1

2.12 €

1 Available Same day

Stock

15M 4

2.12 €

1.48 €

1 Available Same day

Stock

17M 4

2.18 €

1 Available 7 Days 19M 4

2.22 €

1 Available 7 Days 21M 4

2.82 €

1 Available 7 Days 18M 5

2.82 €

1 Available 7 Days 20M 5

2.66 €

1.86 €

1 Available Same day

Stock

22M 5

2.72 €

1 Available Same day

Stock

26M 5

4.20 €

2.94 €

1 Available Same day

Stock

24M 6

4.22 €

1 Available 7 Days 26M 6

4.38 €

3.07 €

1 Available Same day

Stock

30M 6

4.50 €

1 Available 7 Days 34M 6

5.38 €

3.77 €

1 Available Same day

Stock

30M 8

5.58 €

3.91 €

1 Available Same day

Stock

34M 8

5.66 €

3.96 €

1 Available Same day

Stock

38M 8

5.80 €

1 Available 7 Days 42M 8

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Basic information

Material Steel

Tech Support