Grenzgewindelehren für kegeliges Amerik. Rohrgewinde NPT / NPTF
NPT nach ANSI/ASME B 1.20.1 NPTF nach ANSI/ASME B 1.20.5
Nenndurch-
messer
Zoll
Gewinde-
Grenz-
lehrdorn
GZGD
Grenzgewinde-
lehrring
Nenndurch-
messer
Zoll
Gewinde-
Grenz-
lehrdorn
GZGD
Grenzgewinde-
lehrring
1/16-27-NPT
1/8-27-NPT
1/4-18-NPT
3/8-18-NPT
1/2-14-NPT
3/4-14-NPT
1-11 ½-NPT
1¼-11 ½-NPT
1½-11 ½-NPT
1/16-27-NPTF
1/8-27-NPTF
1/4-18-NPTF
3/8-18-NPTF
1/2-14-NPTF
3/4-14-NPTF
1/8-27-NPT
1/4-18-NPT
3/8-18-NPT
1/2-14-NPT
3/4-14-NPT
1-11 ½-NPT
1¼-11 ½-NPT
1½-11 ½-NPT
1/16-27-NPTF
1/8-27-NPTF
1/4-18-NPTF
3/8-18-NPTF
1/2-14-NPTF
3/4-14-NPTF
2-11½ -NPT
2½-8 -NPT
3-8 -NPT
3½-8 -NPT
4-8 -NPT
5-8 -NPT
6-8 -NPT
8-8 -NPT
1-11½-NPTF
1¼-11½-NPTF
1½-1½-NPTF
2-11½-NPTF
2½-8-NPTF
3-8-NPTF