Thread types and basic profilesThread types and basic profiles TPGB for internal threading

Thread types & basic profile / Applicable toolholders & inserts

Basic profileSymbolTypeApplicable insertsApplicable toolholders
(Previous symbol)
EISO(-TF/TQ)KTN-
ER60(-TF/TQ)KTNSR-16
16ER60S-KTNL16
Internal
MTT43EM
KTT- -
30˚30˚TT60
60˚TTX32R60KTTXR-16F, S-KTTXL16
ExternalIISO(-TF/TQ)

SIN S- (E)

TPIR60
IR60( ) CINS-
e.g.)60
M30 TTKITGT-
TPGB11( ) S-STWP&11-(E)
ERUN(-TF/TQ)KTNR-
ER60(-TF/TQ)KTNSR-16
H 8UN 16ER60S-KTNL16
UNC Internal TT60KTT- -
UNF TTX32R60KTTXR-16F, S-KTTXL16
30˚30˚
60˚UNEFIRUN-(TF/TQ)SINRS-(E)
H 4H ExternalIR60
TPIR60( ) CINRS-
e.g.) TT60KITGT-
3⁄4 -16 UNF TPGB11( ) S-STWP 11-(E)
ERW(-TF/TQ)KTNR-
H 6External: G(PF)ER55KTNSR-16
JJInternal: G(PF) r 16ER55S-KTNL16
Internal
Rp(PS) TT55KTT-
27.5˚r 27.5˚ TTX32R55KTTXR-KTTXL16 -16F, S
55˚IRW(-TF/TQ)
H 6 Externale.g.)SINRS-(E)
TPIR55CINRS-
G 3⁄4 (PF 3⁄4)IR55( )
TT55KITGT-
ERW(-TF/TQ)KTNR-
ER55KTNSR-16
16ER55S-KTNL16
W r
Internal TT55KTT-
TTX32R55KTTXR-16F, S-KTTXL16
27.5˚27.5˚
rIRW(-TF/TQ)
55˚IR55SINRS-(E)
ExternalIR55( ) CINRS-
TPe.g.)
W 3⁄8 TT55KITGT-
KTNR-
External: R(PT)
16ERBSPT(-TF/TQ)KTNSR-16
(BSPT)S-KTNL16
rInternal
h 2Internal: Rc(PT)
TT55* KTT-
(BSPT) TTX32R55* KTTXR-KTTXL16 -16F, S
27.5 ˚r 27.5˚
h 2 55˚IRBSPT(-TF/TQ)SINRS-(E)
e.g.)CINRS-
1˚47´
R 1⁄2 (PT 1⁄2) External55*
TTKITGT-
TP
KTNR-
NPT Internal 16ER( . )NPTKTNSR-16
Fr
S-KTNL16
Fc
Fc TP
FrExternalSINRS-
30˚30˚e.g.) 60˚ 16IR( . )NPT
CINRS-
3⁄8 -18 NPT 1˚47´
KTNR-
0.366TPTrERTR KTNSR-16
S-KTNL16
Internal
15˚ 15˚
30˚
ExternalSINRS-
0.366TPe.g.)IRTR

CINR S- Tr 26x3 TP Above shows the usage example of applicable Toolholder / Insert. * For the case when the thread root's corner-R(RE) can be smaller than the standard.