THREADING
Y Y
ER/L-ACME
X X
External ACME Profile Laydown l
Threading Inserts for Feed Screws l
di
di
External right-hand shown
NUT
Dimensions Tough 1 Hard
29°


IC50M
IC228


IC250
IC908
SCREW
Designation di TPI l X Y
11ER 16 ACME 6.35 16.0 11.00 0.9 1.0 •
16ER/L 16 ACME 9.52 16.0 16.00 0.9 1.0 • •
16ER/L 14 ACME 9.52 14.0 16.00 1.0 1.2 •
16ER/L 12 ACME 9.52 12.0 16.00 1.1 1.2 • • •
16ER/L 10 ACME 9.52 10.0 16.00 1.3 1.3 • • •
16ER/L 8 ACME 9.52 8.0 16.00 1.5 1.5 • • •
22ER/L 6 ACME 12.70 6.0 22.00 1.8 2.1 • • •
22ER/L 5 ACME 12.70 5.0 22.00 2.0 2.3 • •
22ER/L 4 ACME 12.70 4.0 22.00 2.1 2.2 •
22UERL 4 ACME 12.70 4.0 22.00 2.3 11.0 • •
27ER/L 4 ACME 15.88 4.0 27.00 2.3 2.7 • • • •
27UERL 3 ACME 15.88 3.0 27.00 2.8 13.7 • •
• For Insert Identification System, see page 489 • ACME ASME/ANSI B1.5-1988 Class 3G • For technical information and detailed cutting data, see pages 536-546
For tools, see pages: C#-SER/L (530) • SER-D (530) • SER/L (529)


Y Y
IR/L-ACME
Internal ACME Profile Laydown X X
l
Threading Inserts for Feed Screws l
di
di
Internal left-hand shown
NUT
Dimensions Tough 1 Hard
29°
IC50M
IC228


IC250


IC508
IC908
SCREW
IC08

Designation di TPI l X Y
16IR/L 16 ACME 9.52 16.0 16.00 0.9 1.0 • •
16IR/L 14 ACME 9.52 14.0 16.00 1.0 1.2 •
16IR/L 12 ACME 9.52 12.0 16.00 1.1 1.2 • • •
16IR/L 10 ACME 9.52 10.0 16.00 1.3 1.3 • •
16IR/L 8 ACME 9.52 8.0 16.00 1.5 1.5 • • • •
22IR/L 6 ACME 12.70 6.0 22.00 1.8 2.1 • • •
22IR/L 5 ACME 12.70 5.0 22.00 2.0 2.3 • • • •
22IR 4 ACME 12.70 4.0 22.00 2.1 2.2 •
22UIRL 4 ACME 12.70 4.0 22.00 2.3 11.0 • •
27IR/L 4 ACME 15.88 4.0 27.00 2.3 2.7 • • • •
27UIRL 3 ACME 15.88 3.0 27.00 2.8 13.7 • • •
• For Insert Identification System, see page 489 • ACME ASME/ANSI B1.5-1988 Class 3G. • For technical information and detailed cutting data, see pages 536-546
For tools, see pages: SIR/L (531)


515