■ Inserts (For external diameter)

External

SSTE Type Standard Depth of Cut and Number of Passes F74 3.81

ø9.525 3-RE PDX

  • General purpose 60°/55° thread (without wiper edge)
  • US NPT 60° (with wiper edge)

Dimensions (mm) Dimensions (mm)

X Y Nose X Y Nose

Included Stock Pitch Pcs/ Included Stock Pitch Pcs/

Cat. No. direction direction radius Cat. No. direction direction radius

angle Pack angle Pack

AC530U mm Threads/inch PDX PDY RE AC530U mm Threads/inch PDX PDY RE

16ER A60-CBD0.5 to 1.5 16 to 48 0.8 0.6 0.0916ER 27NPT-CBDQ270.8 0.6 0.06
60°16ER AG60-CBD0.5 to 3.0 8 to 48 1.5 1.1 0.10516ER 18NPT-CBDQ180.8 0.6 0.06
16ER G60-CBD2.0 to 3.0 8 to 14 1.5 1.1 0.2060°16ER 14NPT-CBDQ145 1.5 1.0 0.08
16ER A55-CBDQ16 to 48 0.8 0.5 0.0516ER 115NPT-CBDQ11.51.5 1.0 0.08
55°16ER AG55-CBDQ8 to 48 1.5 1.1 0.08516ER 08NPT-CBDQ81.5 1.1 0.13
16ER G55-CBDQ8 to 14 1.5 1.1 0.22°

Tapered pipe thread / BSPT 55 (with wiper edge) Dimensions (mm)

  • ISO Metric thread 60° (with wiper edge)

Dimensions (mm) X Y Nose

FIncludedStockPitchPcs/
Cat. No.direction direction radius

Stock Pitch X Y Nose angle Pack

Included direction direction radius Pcs/ PDX PDY RE

Cat. No. AC530U mm Threads/inch

angle Pack D Q

AC530UmmThreads/inch PDX PDY RE
16ER 075 ISO-CBD0.75Q0.5 1.0 0.09
DQ
16ER 100 ISO-CB1.000.8 0.6 0.14
16ER 125 ISO-CBD1.25Q0.8 0.7 0.15
16ER 150 ISO-CBD1.50Q0.8 0.7 0.20
60° GroovingDQ5
16ER 175 ISO-CB1.751.5 1.0 0.23
16ER 200 ISO-CBD2.00Q1.5 1.1 0.26
Cut-Off
16ER 250 ISO-CBDQ
2.501.5 1.2 0.33
Threading 16ER 300 ISO-CBDQ
3.001.5 1.1 0.41
● Unified thread 60° (with wiper edge)
Dimensions (mm)
Nose Y X
IncludedStockPitchPcs/
Cat. No.direction direction radius
anglePack
AC530UmmThreads/inch PDX PDY RE
DQ
16ER 32UN-CB320.5 1.0 0.10
16ER 28UN-CBDQ280.8 0.7 0.11
16ER 24UN-CBDQ
240.8 0.7 0.13
16ER 20UN-CBDQ
200.8 0.7 0.16
DQ
16ER 18UN-CB180.8 0.7 0.18
DQ
60° 16ER 16UN-CB165 0.8 0.8 0.20
DQ
16ER 14UN-CB141.5 1.2 0.23
DQ
16ER 13UN-CB131.5 1.1 0.26
DQ
16ER 12UN-CB121.5 1.0 0.27
DQ
16ER 10UN-CB101.5 1.2 0.33
DQ
16ER 08UN-CB81.5 1.2 0.42
● Parallel pipe thread / Whitworth 55° (with wiper edge)
Dimensions (mm)
Nose Y X
IncludedStockPitchPcs/
Cat. No.direction direction radius
anglePack
AC530UmmThreads/inch PDX PDY RE
DQ
16ER 36W-CB360.5 1.0 0.10
16ER 32W-CBDQ320.5 1.0 0.11
16ER 28W-CBDQ280.8 0.6 0.12
16ER 24W-CBDQ240.8 0.6 0.15
DQ
16ER 20W-CB200.8 0.6 0.18
16ER 19W-CBDQ
190.8 0.6 0.18
DQ
55° 16ER 18W-CB185 0.8 0.6 0.19
DQ
16ER 16W-CB160.8 0.6 0.22
16ER 14W-CBDQ
141.5 1.0 0.25
16ER 12W-CBDQ
121.5 1.1 0.29
16ER 11W-CBDQ111.5 1.1 0.32
16ER 10W-CBDQ101.5 1.1 0.35
16ER 08W-CBDQ81.5 1.1 0.43
16ER 28BSPT-CB280.8 0.6 0.13
16ER 19BSPT-CBDQ190.8 0.6 0.18
55°DQ5
16ER 14BSPT-CB141.5 1.3 0.25
16ER 11BSPT-CBDQ111.5 1.0 0.31
°
US NPTF 60 (with wiper edge)Dimensions (mm)
Nose Y X
IncludedStockPitchPcs/
Cat. No.direction direction radius
anglePack
AC530UmmThreads/inch PDX PDY RE
16ER 27NPTF-CBDQ270.8 0.6 0.06
16ER 18NPTF-CBDQ
180.8 0.6 0.06
60°DQ5
16ER 14NPTF-CB141.5 1.0 0.13
DQ
16ER 115NPTF-CB11.51.5 1.0 0.12
°
UNJ 60 (with wiper edge)Dimensions (mm)
Nose Y X
IncludedStockPitchPcs/
Cat. No.direction direction radius
anglePack
AC530UmmThreads/inch PDX PDY RE
16ER 32UNJ-CBDQ320.5 1.0 0.13
16ER 28UNJ-CBDQ280.8 0.6 0.15
16ER 24UNJ-CBDQ240.8 0.6 0.18
16ER 20UNJ-CBDQ200.8 0.7 0.21
60°16ER 18UNJ-CBDQ185 0.8 0.6 0.23
16ER 16UNJ-CBDQ160.8 0.6 0.25
16ER 14UNJ-CBDQ141.5 1.1 0.29
16ER 12UNJ-CBDQ121.5 1.1 0.34
16ER 10UNJ-CBDQ101.5 1.1 0.40
■ Insert Identification
16 E R 150 ISO - CB
(Example)
③ ④
Insert sizeFeed direction Pitch or number of threadsThread typeChipbreaker
Symbol Inscribed circle (mm)Symbol Direction Meter= Pitch ×100 timesWiper edge SymbolSymbol Contents Type
169.525Right R Inch= Threads/inchISOCB With breaker Meter thread
(115 only when 11.5)
UNUnified thread
(Example) 075: Pitch 0.75 mm
External/Internal150 : Pitch 1.5 mmWWitworth
20: 20 threads/inchNPT Taper for US pipes
Symbol Distinction
ESymbol Pitch/number of threads ExternalBSPTTapered pipe thread
Pitch: 0.5–1.5 mm
IInternal ANPTFTaper for US pipes
Number of threads: 16–48
Pitch: 0.5–3.0 mmUNJFor aerospace instruments
AG
Number of threads: 8–4860General purpose 60° thread
Pitch: 2.0–3.0 mm°
GNumber of threads: 8–1455General purpose 55 thread
Warning: The red values have changed since those listed in the 2015-2016 Comprehensive Catalog.