Page 205 - Carmex - Inch Catalog 2018-19 Rev. B

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Spiral Mill - Thread Inserts

NPTF

Same insert for internal and external thread

1 2

Insert Size Fig. Pitch Ordering code Thread Size Toolholder
TPI
H13 1 18 H13-18 NPTF 3 /8 SR0510H13...
3
H15 1 14 H15-14 NPTF 1 /2 - /4 SR0590H15...
3
H17 1 14 H17-14 NPTF 1 /2 - /4 SR0670H17...
H23 2 11.5 H23-11.5 NPTF 1"-2" SR091H23...
1
Int. 1 /4"-2"
H32 2 11.5 H32-11.5 NPTF SR126H32...
Ext. 1" -2"

NPS

Same insert for internal and external thread

Pitch
Insert Size Thread Ordering code Toolholder
TPI
H13 18 3 /8 H13-18 NPS SR0510H13...
3
H15 14 1 /2 - /4 H15-14 NPS SR0590H15...
H17 14 1 /2 - /4 H17-14 NPS SR0670H17...
3

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