UNC
Unified National Coarse Thread Series ANSI B1.1
Amerikanisches Grobgewinde

UNC Außen-Ø
in Zoll
Außen-Ø
in mm
Gänge je
Zoll
Steigung P
in mm
UNC No. 1 - 64 0,073 1,854 64 0,397
UNC No. 2 - 56 0,086 2,184 56 0,453
UNC No. 3 - 48 0,099 2,515 48 0,529
UNC No. 4 - 40 0,112 2,845 40 0,635
UNC No. 5 - 40 0,125 3,175 40 0,635
UNC No. 6 - 32 0,138 3,505 32 0,794
UNC No. 8 - 32 0,164 4,166 32 0,794
UNC No. 10 - 24 0,190 4,826 24 1,058
UNC No. 12 - 24 0,216 5,486 24 1,058
UNC 1/4" - 20 0,250 6,350 20 1,270
UNC 5/16" - 18 0,313 7,938 18 1,411
UNC 3/8" - 16 0,375 9,525 16 1,587
UNC 7/16" - 14 0,438 11,112 14 1,814
UNC 1/2" - 13 0,500 12,700 13 1,954
UNC 9/16" - 12 0,563 14,288 12 2,117
UNC 5/8" - 11 0,625 15,875 11 2,309
UNC 3/4" - 10 0,750 19,050 10 2,540
UNC 7/8" - 9 0,875 22,225 9 2,822
UNC 1" - 8 1,000 25,400 8 3,175
UNC 1 1/8" - 7 1,125 28,575 7 3,628
UNC 1 1/4" - 7 1,250 31,750 7 3,628
UNC 1 3/8" - 6 1,375 34,925 6 4,233
UNC 1 1/2" - 6 1,500 38,100 6 4,233
UNC 1 3/4" - 5 1,750 44,450 5 5,080
UNC 2" - 4 1/2 2,000 50,800 4,5 5,644
UNC 2 1/4" - 4 1/2 2,250 57,150 4,5 5,644
UNC 2 1/2" - 4 2,500 63,500 4 6,350
UNC 2 3/4" - 4 2,750 69,850 4 6,350
UNC 3" - 4 3,000 76,200 4 6,350
UNC 3 1/4" - 4 3,250 82,550 4 6,350
UNC 3 1/2" - 4 3,500 88,900 4 6,350
UNC 3 3/4" - 4 3,750 95,250 4 6,350
UNC 4" - 4 4,000 101,600 4 6,350


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