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DIN 2184/1 - UNC
Maschinen-Gewindebohrer mit berlaufschaft
fr unified-Gewinde (grob) UNC – ASME – B 1.1
Baumae an DIN 376 angelehnt
Machine taps with reduced shank
for unified coarse thread UNC - ASME – B 1.1
dimensions generally as per DIN 376
UNC
d2 l3
a
l2
l1
Typ / Type N N 15° N 40° N 40°
Toleranz 2B 2B 2B 3B
Tolerance
C/2,5-3 C/2,5-3 C/2,5-3 C/2,5-3
Anschnitt / Gangzahl
Chamfer form / No. of threads HSS-Co HSS-Co HSS-Co HSS-Co
Schneidrichtung 6824 6728 6694 6694
Cutting direction 3B
Schneidstoff/ Material
mm Gg/1” Kernloch l1 l2 l3 d2mm a - -
Tpi Tap drill mm mm mm h9 h12
UNC 7/16 - 14 9,40 100 14 24 8 6,2
UNC 1/2 - 13 10,80 110 16 29 9 7,0
UNC 9/16 - 12 12,20 110 20 30 11 9,0
UNC 5/8 - 11 13,50 110 20 32 12 9,0
UNC 3/4 - 10 16,50 125 25 34 14 11,0
UNC 7/8 - 9 19,50 140 25 34 18 14,5
UNC 1 - 8 22,25 160 30 38 18 14,5
N 15°/40°: 15° Rechtsdrall/40° N: Herkmmliche Anwendung
15°/40°right hand helix universal application
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