UNF
MACHINE TAPS for through holes Straight flutes with spiral point
ASME B1.1
A20 S BRIGHT
A20 S TiN
A20 S TiCN
A20 S 3B BRIGHT
DIN 2184-1 ≤ Ø 1/4”
a
L 2
L 3
L 1
DIN 2184-1 ≥ Ø 5/16”
a
L 2
L 1
APPLICATION RANGE - CUTTING SPEED m/min
A20 S TiN
A20 S TiCN
A20 S 3B BRIGHT
ISO MG A20 S BRIGHT
P.2 P.3 P.4 P.5 P.7
20-25 15-20 12-15
30-35 25-30 20-25 10-15 10-15 10-15 25-30 30-35 25-30
30-35 25-30 20-25 10-15 10-15 10-15 25-30 30-35 25-30
20-25 15-20 12-15
l
l
l
l
l
l
l
l
P
l
l
l
l
l
l
l
l
M
M.1 K.2
l
l
K
15-20 20-25 15-18
15-20 20-25 15-18
l
l
l
l
N.2-3
l
l
l
l
N
N.6
l
l
l
l
P
Ød 1
L 1
L 2
L 3
Ød 2
a z
A20 S BRIGHT A…0202B2MA0
A20 S TiN A…0202B2MD0
A20 S TiCN A…0202B2ME0
A20 S 3B BRIGHT A…0202B2NA0
UNF
js 16
h9
h12
[TPI]
[mm]
[mm]
[mm]
[mm]
[mm]
[mm]
[-]
[mm]
Nr.2 Nr.3 Nr.4 Nr.5 Nr.6 Nr.8
64 2,184 45 56 2,515 50
8 9
13 15
2,8 2,1 2 1,85 ...N0264... 2,8 2,1 3 2,15 ...N0356...
...N0264... ...N0356... ...N0448... ...N0544... ...N0640... ...N0836... ...N1032... ...N1228... ...NA140... ...NB516... ...NC380... ...ND716... ...NE120... ...NF916... ...NG580... ...NH340... ...NL780... ...NM100...
...N0264... ...N0356... ...N0448... ...N0544... ...N0640... ...N0836... ...N1032... ...N1228... ...NA140... ...NB516... ...NC380... ...ND716... ...NE120... ...NF916... ...NG580... ...NH340... ...NL780... ...NM100...
48 2,845 56 10 18 44 3,175 56 10 18 40 3,505 56 11 20 36 4,166 63 12 21 32 4,826 70 14 24,5 28 5,486 80 16 26,5
3,5 2,7 3 2,4 3,5 2,7 3 2,7
...N0448... ...N0544...
4
3 3 2,95 ...N0640...
...N0640... ...N0836... ...N1032... ...N1228... ...NA140... ...NB516... ...NC380... ...ND716... ...NE120... ...NF916... ...NG580... ...NH340...
4,5 3,4 3 3,5
...N0836... ...N1032... ...N1228... ...NA140... ...NB516... ...NC380... ...ND716...
Nr.10 Nr.12
6 6 7 6 7 8 9
4,9 3 4,1 4,9 3 4,6 5,5 3 5,5 4,9 3 6,9 5,5 3 8,5 6,2 3 9,9
1/4”
28 6,35
80 16 30
5/16”
24 7,938 90 18 24 9,525 90 18 20 11,113 100 20 20 12,7 100 22 18 14,288 100 22 18 15,875 100 22 16 19,05 110 25 14 22,225 125 25 12 25,4 140 28 12 31,75 150 28 12 38,1 170 30
- - - - - - - - - - -
3/8”
7/16”
1/2”
7 4 11,5 ...NE120... 9 4 12,9 ...NF916... 9 4 14,5 ...NG580...
9/16”
11 12
5/8” 3/4” 7/8”
14 11 4 17,5 ...NH340... 18 14,5 4 20,4 ...NL780... 18 14,5 4 23,25 ...NM100... 22 18 4 29,5 ...NP114...
1”
1 1/4" 1 1/2"
28 22 5 36
...NR112...
110
P.31
Order example for A20 S BRIGHT Nr.2-64 UNF --> AN02640202B2MA0
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