HEXALOBULAR SOCKET SCREW ST

Self tapping countersunk head screw, Torx grip
Bumax Hard-FTS
A4-SS 2343-316L HiMo
EN/ISO 7050 (DIN 7982)

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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 5,5 7,3 8,4 9,3 10,3 11,3
k (max) 1,7 2,35 2,6 2,8 3 3,15
TORX no. T10 T15 T20 T25 T25 T30
Screw length Approximate weight per 100
l kg kg kg kg kg  
6,5 0,028          
9,5 0,035 0,054 0,078      
13 0,048 0,072 0,10 0,15    
16 0,058 0,087 0,12 0,18    
19 0,069 0,10 0,14 0,21 0,29 0,36
25 0,070 0,13 0,19 0,27 0,37 0,47
32   0,15 0,24 0,34 0,46 0,60
38   0,17 0,28 0,40 0,54 0,70
50     0,37 0,52 0,70 0,90

Sample order: Bumax Hard-FTS Torx 2,9x6,5

Guide values for hole diameter – refer to technical information.

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

During a transitional period, we reserve the right to supply in accordance with the withdrawn DIN standard.

Supplied surface coated.
   

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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