
THREADING
Y Y
ER/L-TR
External Trapeze Shaped X X
DIN 103 Laydown Threading l
l
Inserts for Feed Screws
di
di External right-hand shown
NUT
30°
Dimensions Tough 1 Hard
IC1007
IC50M
IC228
IC250
IC508
IC908
SCREW
Designation di Pitch l X Y
16ER/L 1.5 TR 9.52 1.50 16.00 1.0 1.1 • • •
16ER/L 2 TR 9.52 2.00 16.00 1.0 1.3 • • •
16ER/L 3 TR 9.52 3.00 16.00 1.3 1.5 • • • • • •
22ER/L 4 TR 12.70 4.00 22.00 1.8 1.9 • • •
22ER/L 5 TR 12.70 5.00 22.00 2.0 2.4 • • • •
22ER 6 TR 12.70 6.00 22.00 2.0 2.4 •
22UERL 6 TR 12.70 6.00 22.00 2.0 11.0 • • • •
22UERL 7 TR 12.70 7.00 22.00 2.3 11.0 • •
22UERL 8 TR 12.70 8.00 22.00 2.5 11.0 •
27ER/L 6 TR 15.88 6.00 27.00 2.3 2.7 • •
27ER/L 7 TR 15.88 7.00 27.00 2.2 2.6 •
27UERL 8 TR 15.88 8.00 27.00 2.5 13.7 • • •
27UERL 9 TR 15.88 9.00 27.00 3.0 13.7 • •
27UERL 10 TR (1) 15.88 10.00 27.00 3.2 13.7 • •
• For Insert Identification System, see page 489 • DIN 103 04/1977,1502901/1977 Class 7e. • For technical information and detailed cutting data,
see pages 536-546
(1) One cutting edge only
For tools, see pages: C#-SER/L (530) • SER-D (530) • SER/L (529)
Y Y
IR/L-TR X X
l
Internal Trapeze Shaped DIN 103 l
Laydown Threading Inserts for
di
Feed Screws
di
Internal left-hand shown
NUT
30°
Dimensions Tough 1 Hard
IC50M
IC228
IC250
IC508
IC908
SCREW
Designation di Pitch l X Y
08IR 1.5 TR (1) 4.76 1.50 8.00 0.6 0.6 •
08UIRL 2 TR 4.76 2.00 8.00 0.9 4.0 •
16IR 1.5 TR 9.52 1.50 16.00 1.0 1.1 •
16IR/L 2 TR 9.52 2.00 16.00 1.0 1.3 • • •
16IR/L 3 TR 9.52 3.00 16.00 1.3 1.5 • • • • •
22IR/L 4 TR 12.70 4.00 22.00 1.8 1.9 • • •
22IR/L 5 TR 12.70 5.00 22.00 2.0 2.4 • • •
22IR/L 6 TR 12.70 6.00 22.00 2.0 2.4 • • • •
22UIRL 6 TR 12.70 6.00 22.00 2.0 11.0 • • •
22UIRL 7 TR 12.70 7.00 22.00 2.3 11.0 • •
27IR/L 6 TR 15.88 6.00 27.00 2.3 2.7 • •
27IL 7 TR 15.88 7.00 27.00 2.2 2.6 •
27UIRL 8 TR 15.88 8.00 27.00 2.5 13.7 • • • •
27UIRL 9 TR 15.88 9.00 27.00 3.0 13.7 • •
27UIRL 10 TR (2) 15.88 10.00 27.00 3.2 13.7 •
• For Insert Identification System, see page 489 • Tolerance: Class 7H • For technical information and detailed cutting data, see pages 536-546
(1) Single threading corner
(2) One cutting edge only
For tools, see pages: SIR/L (531)
518 ISCAR