GUHRING - Каталог Метчики - 2011 EN
для размещения заказа - guhring@guhring-tools.ru
Cast Iron and Abrasive Materials
ANSI length - ANSI shank UNF
Series 3938 - Cobalt, UNF, straight ute, FIREX® coated 2B
Class of Fit
Size No. Shank dia. Square Size Overall 2B Series Order Cut Taps
6-40 Length Through or
8-36 Flutes inch inch Approx. 3938 No. Blind Hole
10-32 3 0.141 0.110 inch z 3.505
12-28 3 0.168 0.131 2.000 Limits z 4.166 0° Helix
1/4-28 4 0.194 0.152 2.130 H2/H3 z 4.826 Straight Flute
5/16-24 4 0.220 0.165 2.382 H2/H3 z 5.486 Chamfer Lead
3/8-24 4 0.255 0.191 2.382 H3/H4 z 6.350
7/16-20 4 0.318 0.238 2.500 H3/H4 z 7.938 C·2-3
1/2-20 4 0.381 0.286 2.720 H3/H4 z 9.525
5/8-18 4 0.323 0.242 2.941 H3/H4 z 11.113
4 0.367 0.275 3.157 H3/H4 z 12.700
4 0.480 0.360 3.381 H4/H5 z 15.875
3.811 H4/H5
H4/H5
DIN length - DIN shank
Series 1989 - Cobalt, UNF, straight ute, oxide nish, DIN 374
Size No. Shank dia. Square Size Overall 2B DIN 374 Order
Length
3-56 Flutes mm dec. Approx. Series No.
4-48 3 1.800 na mm 2.515
6-40 3 2.200 na Limits 1989 2.845
8-36 3 2.500 2.100 50.000 H2/H3 { 3.505
10-32 3 2.800 2.100 56.000 H2/H3 { 4.166
12-28 4 3.500 2.700 56.000 H2/H3 { 4.826
1/4-28 4 4.000 3.000 63.000 H2/H3 { 5.486
5/16-24 4 4.500 3.400 70.000 H3/H4 { 6.350
3/8-24 4 6.000 4.900 80.000 H3/H4 { 7.938
7/16-20 4 7.000 5.500 80.000 H3/H4 { 9.525
1/2-20 4 8.000 6.200 90.000 H3/H4 z 11.113
9/16-18 4 9.000 7.000 90.000 H3/H4 z 12.700
3/4-16 4 11.000 9.000 100.000 H4/H5 { 14.288
7/8-14 5 14.000 11.000 100.000 H4/H5 { 19.050
1-12 5 18.000 14.500 100.000 H4/H5 z 22.225
5 18.000 14.500 110.000 H5/H6 z 25.400
125.000 H6/H7 z
140.000 H6/H7 {
Refer to pages 142-145 for additional dimensional information
O 53!3TOCK P )NTERNATIONAL3TOCK
WKS 7HENORDERING%$0NO 3ERIES /RDERNOIE 93
guhring@guhring-tools.ru
www.guhring-tools.ru