Page 54 - TURNING CATALOG p635-848

THREADING AMERICAN STANDARD INSL BW
BUTTRESS THREADING S
FLTB-A Right-hand shown
Double-Ended, Precision, Flat Top 3˚ 45˚
Threading Inserts for 7° Lead PDX S INSL

TP NUT 7˚ 11.51 28.45 •
45° RE 8.74 22.60 •
5.56 12.95 •
Dimensions

7° IC908
SCREW

Designation TPIN(1) TPIX(2) RE PDX BW
4.00 6.00 0.20 5.20 6.48
FLTB-4R/LA 8.00 16.00 0.13 4.20 4.95
FLTB-3R/LA 16.00 20.00 0.05 3.20 3.81
FLTB-2R/LA

• DMIN according to related boring bar
(1) TPI min.
(2) TPI max.
For tools, see pages: FLASR/L (708) • FLSR/L (708)

INSL

AMERICAN STANDARD S
BUTTRESS THREADING PDX
FLTB-B
Double-Ended, Precision, Flat Top 7˚
Threading Inserts for 45° Lead
BW
TP NUT
45° RE 3˚ Left-hand shown
45˚
INSL
Dimensions
28.45 •
7° 22.60 • IC908
SCREW 12.95 •

Designation TPIN(1) TPIX(2) RE PDX BW S
4.00 6.00
FLTB-4R/LB 8.00 16.00 0.20 0.40 6.48 11.51
FLTB-3R/LB 16.00 20.00
FLTB-2R/LB 0.13 0.30 4.95 8.74

0.05 0.30 3.81 5.56

• DMIN according to related boring bar
(1) TPI min.
(2) TPI max.
For tools, see pages: FLASR/L (708) • FLSR/L (708)

API RD (API ROUND)

ER/L-API RD PDY PDX PDY PDX
External API - Oil Thread Round RE
Profile Laydown Threading Inserts RE
IC

INSL INSL
IC

30° 30° NUT Dimensions External right-hand shown

Tough 1 Hard

TAPER 1:16 IPF
90°
IC250
SCREW IC908

Designation IC TPI(2) RE INSL IPF PDY PDX CICT(3) • •
• •
16ER 10 API RD 9.52 10.0 0.36 16.49 0.75 1.2 1.5 1 •
1 •
16EL 8 API RD 9.52 8.0 0.43 16.49 0.75 1.3 1.6 1 •
2
16ER 8 API RD 9.52 8.0 0.43 16.49 0.75 1.3 1.6 2

22ER 10 API RD 2M (1) 12.70 10.0 0.36 22.00 0.75 2.4 3.7

27ER 8 API RD 2M (1) 15.88 8.0 0.43 27.50 0.75 3.0 4.5

• For Insert Identification System, see pages 638-639 • API Spec 5B8-1996. • For technical information and detailed cutting data, see pages 711-727
• For recommended number of passes for multi-tooth inserts, see page
(1) Multi-tooth
(2) Threads per inch
(3) Number of teeth per corner
For tools, see pages: C#-SER/L (701) • SER-D (702) • SER/L (700)

688 ISCAR