Standard  |              DIN 931  |          
Material  |              Otel  |          
Grupa de material  |              8.8  |          
Acoperire  |              Zincate alb  |          
d1 UNF  |              ¼ "  |              5/16 "  |              3/8 "  |              (7/16")  |              ½ "  |              5/8"  |              ¾"  |              1"  |          
b  |              19  |              22  |              25  |              28  |              32  |              38  |              44  |              57  |          
e max  |              12,8  |              14,7  |              16,5  |              18,3  |              22  |              27,5  |              33  |              44  |          
k  |              4  |              5,2  |              6  |              7,1  |              7,9  |              9,9  |              11,9  |              15,5  |          
s  |              7/16"  |              ½ "  |              9/16"  |              5/8"  |              ¾ "  |              15/16"  |              1 1/8"  |              1 ½ "  |          
L >  |              1"  |              1"  |              1 ¼ "  |              1 ¼ "  |              1 ½ "  |              1 ¾ "  |              2"  |              2 ½ "  |          
d1               |              ¼ "  |              5/16"  |              3/8"  |              (7/16")  |              ½ "  |              5/8 "  |              ¾"  |              1"  |          
1 ¼ "  |              •  |              •  |              
  |              
  |              
  |              
  |              
  |              
  |          
1 ½ "  |              •  |              •  |              •  |              •  |              
  |              
  |              
  |              
  |          
1 ¾ "  |              •  |              •  |              •  |              •  |              •  |              
  |              
  |              
  |          
2"  |              •  |              •  |              •  |              •  |              •  |              •  |              
  |              
  |          
2 ¼ "  |              •  |              •  |              •  |              •  |              •  |              •  |              •  |              
  |          
2 ½ "  |              
  |              •  |              •  |              •  |              •  |              •  |              •  |              
  |          
2 ¾ "  |              
  |              
  |              •  |              •  |              •  |              •  |              •  |              
  |          
3"  |              
  |              •  |              •  |              •  |              •  |              •  |              •  |              •  |          
3 ¼ "  |              
  |              
  |              
  |              
  |              •  |              •  |              •  |              
  |          
3 ½"  |              
  |              
  |              •  |              •  |              •  |              •  |              •  |              •  |          
3 ¾ "  |              
  |              
  |              
  |              
  |              
  |              •  |              •  |              
  |          
4"  |              
  |              
  |              •  |              •  |              •  |              •  |              •  |              
  |          
4 ½"  |              
  |              
  |              
  |              
  |              •  |              •  |              •  |              
  |          
5"  |              
  |              
  |              
  |              
  |              •  |              •  |              •  |              
  |          
5 ½ "  |              
  |              
  |              
  |              
  |              
  |              •  |              •  |              
  |          
6"  |              
  |              
  |              
  |              
  |              
  |              •  |              •  |              
  |