
THREADING
MMT G-CLASS GROUND INSERTS
INSERTS
Coated Dimensions (mm) Total
Tolerance
Thread
Pitch depth
Type
VP10MF
Order Number Geometry
VP15TF
IC S PDY PDX RE of cut
mm thread/inch (mm)
MMT11IRA60 s s 0.5 ─ 1.5 48 ─ 16 6.35 3.04 0.8 0.9 0.05 ─ Partial form PNA 60°
Partial Profile 55° Partial Profile 60°
PDX
MMT16IRA60 s s 0.5 ─ 1.5 48 ─ 16 9.525 3.44 0.8 0.9 0.05 ─ RE
PDY
MMT16IRG60 s s 1.75 ─ 3.0 14 ─ 8 9.525 3.44 1.2 1.7 0.16 ─
─
MMT16IRAG60 s 0.5 ─ 3.0 48 ─ 8 9.525 3.44 1.2 1.7 0.05 ─
MMT22IRN60 s 3.5 ─ 5.0 7─ 5 12.7 4.64 1.7 2.5 0.30 ─ IC
S
MMT11IRA55 s s 48 ─ 16 6.35 3.04 0.8 0.9 0.05 ─ Partial form PNA 55°
PDX
MMT16IRA55 s s 48 ─ 16 9.525 3.44 0.8 0.9 0.05 ─ RE
PDY
MMT16IRG55 s s 14 ─ 8 9.525 3.44 1.2 1.7 0.21 ─
─
MMT16IRAG55 s 48 ─ 8 9.525 3.44 1.2 1.7 0.07 ─
MMT22IRN55 s 7─ 5 12.7 4.64 1.7 2.5 0.44 ─ IC
S
MMT11IR050ISO s 0.5 6.35 3.04 0.6 0.4 0.03 0.29 Full form
MMT11IR075ISO s 0.75 6.35 3.04 0.6 0.6 0.04 0.43
MMT11IR100ISO s s 1.0 6.35 3.04 0.6 0.7 0.10 0.58
MMT11IR125ISO s s 1.25 6.35 3.04 0.8 0.9 0.12 0.72
MMT11IR150ISO s s 1.5 6.35 3.04 0.8 1.0 0.14 0.87
MMT11IR175ISO s 1.75 6.35 3.04 0.9 1.1 0.10 1.01
MMT11IR200ISO 2.0 6.35 3.04 0.9 1.1 0.18 1.15 PNA
G
s
60°
MMT16IR050ISO s 0.5 9.525 3.44 0.6 0.4 0.03 0.29 PDX
RE
MMT16IR075ISO s 0.75 9.525 3.44 0.6 0.6 0.04 0.43
ISO Metric
PDY
THREADING
MMT16IR100ISO a s 1.0 9.525 3.44 0.6 0.7 0.10 0.58
6H
MMT16IR125ISO a s 1.25 9.525 3.44 0.8 0.9 0.12 0.72
MMT16IR150ISO a s 1.5 9.525 3.44 0.8 1.0 0.14 0.87 IC
S
MMT16IR175ISO a s 1.75 9.525 3.44 0.9 1.2 0.10 1.01
MMT16IR200ISO a s 2.0 9.525 3.44 1.0 1.3 0.18 1.15
MMT16IR250ISO a s 2.5 9.525 3.44 1.1 1.5 0.15 1.44
MMT16IR300ISO a s 3.0 9.525 3.44 1.1 1.5 0.26 1.73
MMT22IR350ISO s 3.5 12.7 4.64 1.6 2.3 0.22 2.02
MMT22IR400ISO s 4.0 12.7 4.64 1.6 2.3 0.25 2.31
MMT22IR450ISO s 4.5 12.7 4.64 1.6 2.4 0.28 2.60
MMT22IR500ISO s 5.0 12.7 4.64 1.6 2.3 0.32 2.89
IDENTIFICATION
MMT 16 I R 050 ISO
Designation Hand of Tool Pitch Threading Type
R Right 050 0.5 mm 0.5 ─ 1.5 mm 60 Partial Profile 60°
075 0.75 mm A or 55 Partial Profile 55°
Diameter of Application 48 ─ 16 thread/inch
Inscribed Circle 100 1.0 mm ISO ISO Metric
(mm) E External 125 1.25 mm W Whitworth for BSW, BSP
1.75 ─ 3.0 mm
11 6.35 I Internal 150 1.5 mm or BSPT BSPT
G
16 9.525 175 1.75 mm 14─ 8 thread/inch UN American UN
22 12.7 200 2.0 mm RD Round DIN 405
250 2.5 mm 0.5 ─ 3.0 mm TR ISO Trapezoidal 30°
300 3.0 mm
AG or
ACME American ACME
48─8 thread/inch
350 3.5 mm UNJ UNJ
400 4.0 mm 3.5 ─ 5.0 mm APBU API Buttress Casing
450 4.5 mm N or
APRD API Round Casing&Tubing
7─ 5 thread/inch
500 5.0 mm NPT NPT
NPTF NPTF
a : USA Stock s : Stocked in Japan
G028 <5 inserts in one case>