®
Thread Turning Inserts
NPT
Multitooth
EXTERNAL Ordering Code 16 ER 14 NPT 2M 22 ER 11.5 NPT 2M 27 ER 11.5 NPT 3M 27 ER 8 NPT 2M
INTERNAL Ordering Code 16 IR 14 NPT 2M 22 IR 11.5 NPT 2M 27 IR 11.5 NPT 3M 27 IR 8 NPT 2M
Pitch TPI
L
I.C.
Number
Anvil
Anvil
X Y
in of Teeth
14
16 3/8
2 2 3 2
AE16M AE22M AE27M AE27M
AI16M 1.7 2.8 AI22M 2.3 3.5 AI27M 3.3 5.5 AI27M 3.1 5.0
11.5 22 1/2 11.5 27 5/8
8
27 5/8
Order example: 22 ER 11.5 NPT 2M MXC For recommended number of passes see page A04-4
NPT
Vertical
EXTERNAL Ordering Code Right Hand 16V ER 27 NPT 16V ER 18 NPT 16V ER 14 NPT 16V ER 11.5 NPT
EXTERNAL Ordering Code 16V EL 27 NPT 16V EL 18 NPT 16V EL 14 NPT 16V EL 11.5 NPT Left Hand
Pitch TPI
L
I.C.
X Y T
in
27 18 14
16 16 16
3/8 3/8 3/8 3/8
1.0 0.8 3.6 1.0 1.0 3.6 1.0 1.2 3.6 1.0 1.5 3.6
11.5 16
Order example: 16V ER 14 NPT BMA
For carbide grade and cutting speed see page A04-2 and 3
A01-19
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