Page 434 - ISCAR(MILLINGCATALOG 38_2021)
P. 434

THREAD MILLING TOOLS
                                                                       TP

          MTH-BSPT (int. & ext.)                              W1
          Helical External & Internal Thread
          Milling Inserts for BSPT Thread                            lNSL
          for Steam, Gas and Water Pipes
                                                                            S1

              TP     NUT
             27.5° 27.5°                                      Dimensions
               RE=0.137TP
            90°  Taper 1:16
                    SCREW
           BSPT
           Designation        TPI (1)     INSL        W1         S1        THID (2)   THOD (3)     TP (4)    IC908
           MTH 23 11 BSPT      11.0       27.00      8.00        3.50      >1" BSPT   >1" BSPT     2.309    •
           MTH 32 11 BSPT      11.0       32.00      9.00        4.00     >1_1/8" BSPT  >1" BSPT   2.309    •
           MTH 45 11 BSPT      11.0       37.00      11.90       5.00     >1_3/4" BSPT  >1" BSPT   2.309    •
           MTH 63 11 BSPT      11.0       38.00      11.90       5.00     >2_1/2 BSPT  >1" BSPT    2.309    •
          •  For cutting speed recommendations, see page 435
          (1)  Threads per inch
          (2)  Internal thread designation
          (3)  External thread designation
          (4)  Thread pitch
          For tools, see pages: MTSRH (endmills) (418) • MTSRH (helical shell mill) (418)


                                                                       TP

          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 (4)    IC908
           MTH 23 11.5 NPT     11.5       27.00      8.00        3.50      1-2" NPT   1-2" NPT     2.209    •
           MTH 32 11.5 NPT     11.5       32.00      9.00        4.00     1_1/4"-2" NPT  1-2" NPT  2.209    •
           MTH 45 11.5 NPT     11.5       37.00      11.90       5.00      2" NPT     1-2" NPT     2.209    •
           MTH 45 8 NPT        8.0        37.00      11.90       5.00     2_1/2"-3" NPT  -         3.175    •
           MTH 63 11.5 NPT     11.5       38.00      11.90       5.00        -        1-2" NPT     2.209    •
           MTH 63 8 NPT        8.0        38.00      11.90       5.00     2_1/2"-3" NPT  -         3.175    •
          •  For cutting speed recommendations, see page 435
          (1)  Threads per inch
          (2)  Internal thread designation
          (3)  External thread designation
          (4)  Thread pitch
          For tools, see pages: MTSRH (endmills) (418) • MTSRH (helical shell mill) (418)


                                                                       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 (4)    IC908
           MTH 23 11.5 NPTF    11.5       27.00      8.00        3.50     1"-2" NPTF  1"-2" NPTF   2.209    •
           MTH 32 11.5 NPTF    11.5       32.00      9.00        4.00    1_1/4"-2" NPTF  1"-2" NPTF  2.209  •
          •  For cutting speed recommendations, see page 435
          (1)  Threads per inch
          (2)  Internal thread designation
          (3)  External thread designation
          (4)  Thread pitch
          For tools, see pages: MTSRH (endmills) (418) • MTSRH (helical shell mill) (418)
   432      ISCAR
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