THREADING SYSTEMS - JEL - 05/2008 - Komet

Thread engagements for MKG
For UNC thread ANSI B1.1, UNF thread ANSI B1.1 and
for Whitworth pipe thread DIN EN ISO 228 and DIN EN 10226 (previously DIN 2999)
BT = Drill depth
TL = Full thread length
For safety reasons BT 0.2 deeper than TL
D1
D
TL
BT
UNC
2,0×D
D1 BT TL
Nr.10-24 UNC 3,77 10,10 9,90
Nr.12-24 UNC 4,43 11,13 10,93
1/4-20 UNC 5,08 14,60 14,40
5/16-18 UNC 6,53 16,20 16,00
3/8-16 UNC 7,94 19,80 19,60
7/16-14 UNC 9,30 22,60 22,40
1/2-13 UNC 10,75 26,20 26,00
9/16-12 UNC 12,17 30,50 30,30
5/8-11 UNC 13,57 33,27 33,07
5
MKG
UNF
2,0×D
D1 BT TL
Nr.10-32 UNF 4,03 10,00 9,80
Nr.12-28 UNF 4,58 12,30 12,10
1/4-28 UNF 5,44 14,10 13,90
5/16-24 UNF 6,88 16,40 16,20
3/8-24 UNF 8,47 19,60 19,40
7/16-20 UNF 9,84 22,20 22,00
1/2-20 UNF 11,43 26,00 25,80
9/16-18 UNF 12,88 28,90 28,70
5/8-18 UNF 14,46 33,10 32,90
G
2,0×D
D1 BT TL
G1/8-28 8,82 20,40 20,20
G1/4-19 11,82 27,30 27,10
G3/8-19 15,32 35,40 35,20
We reserve the right to make technical alterations
Please see note on page 152
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