Page 112 - MILLING_CATALOG_INCH_2022_P361-P592

TP
THREAD MILLING TOOLS
MTH-NPT (int. & ext.) W1
External & Internal NPT Helical
Thread Milling Inserts for lNSL
Steam, Gas and Water Pipes

S1

TP NUT Dimensions
30° 30°

90° Taper 1:16
SCREW
Designation TPI (1) INSL W1 S1 THID (2) THOD (3) TP mm (4) IC908
MTH 23 11.5 NPT 11.5 1.063 .315 .138 1-2" NPT 1-2" NPT 2.209 •
MTH 32 11.5 NPT 11.5 1.260 .354 .157 1_1/4"-2" NPT 1-2" NPT 2.209 •
MTH 45 11.5 NPT 11.5 1.457 .469 .197 2" NPT 1-2" NPT 2.209 •
MTH 45 8 NPT 8.0 1.457 .469 .197 2_1/2"-3" NPT - 3.175 •
MTH 63 11.5 NPT 11.5 1.496 .469 .197 - 1-2" NPT 2.209 •
MTH 63 8 NPT 8.0 1.496 .469 .197 2_1/2"-3" NPT - 3.175 •
• For cutting speed recommendations, see page 475
(1) Threads per inch
(2) Internal thread designation
(3) External thread designation
(4) Thread pitch
For tools, see pages: MTSRH (endmills) (456) • MTSRH (helical shell mill) (457)

TP

MTH-NPTF (int. & ext.) W1
External & Internal NPTF Helical
Thread Milling Inserts for lNSL
Steam, Gas and Water Pipes

S1
TP NUT
Dimensions

55°
RE=0.137TP
SCREW
Designation TPI (1) INSL W1 S1 THID (2) THOD (3) TP mm (4) IC908
MTH 23 11.5 NPTF 11.5 1.063 .315 .138 1"-2" NPTF 1"-2" NPTF 2.209 •
MTH 32 11.5 NPTF 11.5 1.260 .354 .157 1_1/4"-2" NPTF 1"-2" NPTF 2.209 •
• For cutting speed recommendations, see page 475
(1) Threads per inch
(2) Internal thread designation
(3) External thread designation
(4) Thread pitch
For tools, see pages: MTSRH (endmills) (456)

472 ISCAR