HEXALOBULAR SOCKET SCREW ST

Self tapping pan head screw, Torx grip
Bumax Hard-RTS
A4-SS 2343-316L HiMo
EN/ISO 7049 (DIN 7981)

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Thread ST2,9 ST3,5 ST4,2 ST4,8 ST5,5 ST6,3
d (B4) (B6) (B8) (B10) (B12) (B14)
dk 5,6 7 8 9,5 11 12
k (max) 2,4 2,6 3,1 3,7 4 4,6
TORX no. T10 T15 20 T25 T25 T30
Screw length Approximate weight per 100
l kg kg kg kg kg  
9,5 0,050 0,08 0,12      
13 0,063 0,10 0,15 0,22    
16 0,074 0,11 0,17 0,25 0,36  
19 0,085 0,13 0,19 0,28 0,40  
25   0,16 0,23 0,34 0,48 0,61
32   0,20 0,28 0,41 0,57 0,73
38     0,32 0,47 0,65 0,84
50       0,52 0,81 1,1

Sample order: Bumax Hard-RTS Torx 2,9x9,5

Guide values for hole diameter – refer to technical information.

For assembly in structural steel type ST37 with HV<200.

Supplied surface-coated.

During a transitional period, we reserve the right to supply in accordance with the withdrawn DIN standard.
   

Packaging

Diameter ST2,9 ST3,5 ST4,2 ST4,8 ST5,5 ST6,3
No. per pack 500 500 500 200 200 200

 

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