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APPLICABLE TOOLHOLDERS & INSERTS
A merican National Pipe [NPT]
Applicable Thread TPI Toolholder External Threading Full Profile Toolholder Internal Threading Full Profile GRADES A
Insert - Insert B
1/16 NPT C
1/8 NPT Partial Profile Partial Profile E
F
27 KTTR-16 TT32R6000 No Tools Available G
KTTXR-16F TTX32R6000 H
1/4 NPT 18 KTNR-16 - 16ER18NPT EZH Sleeve EZTR060050-60-004 - INSERTS
3/8 NPT KTNSR-16 See J11 EZTR070060-60-004 -
HPTR06005-60-005
1/2 NPT 14 KTNR-16 - 16ER14NPT EZH Sleeve HPTR07507-60-005 CBN & PCD
3/4 NPT KTNSR-16 See J11
EZTR070060-60-004
HPTR07507-60-005
1/2 NPT 14 KTNR-16 - 16ER14NPT SINR1616S-16 - 16IR14NPT
3/4 NPT KTNSR-16 SINR2016S-16
• Application of NPTF Thread TURNING
NPTF is the thread for sealing pipes without using any sealing material.
Thread symbol is similar to NPT but the Tolerance is different from that of NPT and the above Inserts are not available to NPTF.
3 0° Trapezoidal The JIS Standard Trapezoidal Size to be machined by TNN Insert are shown.
Applicable Thread Pitch Toolholder External Threading Full Profile Toolholder Internal Threading Full Profile Min. Bore BORING
(mm) Insert - No Tools Available Insert - Dia.(mm)
Tr 16X2 KTNR-16
Tr 18X2 2 KTNSR-16 Partial Profile Partial Profile 14.00
Tr 20X2 No Tools Available
Tr 22X3 - 16.00
Tr 24X3 16ER200TR 18.00
Tr 26X3 SINR1616S-16 16IR200TR -
19.00
3 16ER300TR - SINR1616S-16 16IR300TR - GROOVING
KTNR-16 SINR2016S-16 - 21.00
23.00
3 KTNSR-16
TM Thread: TM Thread of old JIS 30°Trapezoidal Thread has been discontinued. But if the Nominal Dia. X Pitch is the same, the above Tr Thread can be used. CUT-OFF
TW Thread: TW Thread is 29° Trapezoidal Thread and the above Inserts are not available.
THREADING SOLID END MILLS J
L
MILLING M
SPARE PARTS P
TECHNICAL R
INDEX T
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