
THREADING
Y R
IR/L-BSPT
Internal BSPT (British Standard X
Pipe) B.S.21-1957 Full Profile l
Laydown Threading Inserts
di
Internal left-hand shown
NUT
R0.137P Dimensions Tough 1 Hard
27.5°
IC1007
IC50M
IC228
IC250
IC808
IC908
90° R0.137P
1°47' SCREW
Designation di TPI l R X Y
06IR 28 BSPT 3.97 28.0 6.00 0.11 0.7 0.6 •
08IR 28 BSPT 4.76 28.0 8.00 0.11 0.6 0.6 •
08IR 19 BSPT 4.76 19.0 8.00 0.16 0.6 0.6 •
11IR 19 BSPT 6.35 19.0 11.00 0.16 0.8 0.9 • • •
11IRB 19 BSPT 6.35 19.0 11.00 0.16 0.8 0.9 •
11IR/L 14 BSPT 6.35 14.0 11.00 0.21 0.9 1.0 • •
16IR 28 BSPT 9.52 28.0 16.00 0.11 0.6 0.6 •
16IR 19 BSPT 9.52 19.0 16.00 0.16 0.8 0.9 • •
16IRB 14 BSPT (1) 9.52 14.0 16.00 0.21 1.0 1.2 •
16IRM 14 BSPT (1) 9.52 14.0 16.00 0.21 1.0 1.2 • • •
16IR/L 14 BSPT 9.52 14.0 16.00 0.21 1.0 1.2 • • •
16IRM 11 BSPT (1) 9.52 11.0 16.00 0.28 1.1 1.5 • • •
16IRB 11 BSPT (1) 9.52 11.0 16.00 0.28 1.1 1.5 •
16IR/L 11 BSPT 9.52 11.0 16.00 0.28 1.1 1.5 • • • •
• For Insert Identification System, see page 489. • For technical information and detailed cutting data, see pages 536-546
(1) With pressed chipformer.
For tools, see pages: MGSIR/L (534) • SIR/L (531)
24
±0.04
PENTA 24-BSPT
BSPT (British Standard Pipe) Precision
Ground External Pentagonal Full Profile 2.4 4.0
Threading Inserts with a Chipformer
55°
R
Dimensions
IC908
Designation TPI R
PENTA 24-19-BSPT 19.0 0.16 •
PENTA 24-14-BSPT 14.0 0.22 •
• Dmin(inch)=5.435/TPI
For tools, see pages: PCADR/L (268) • PCADR/L-JHP (268) • PCHBR/L (269) • PCHPR/L (268) • PCHR/L-24 (265) • PCHR/L-24-JHP (266)
±0.025 17.7 Ref.(a)
TIP-P-BSPT
Precision Ground BSPT (British
Standard Pipe) External Double-Ended
Full Profile Threading Inserts with 55° W
a Chipformer R
Dimensions Tough 1 Hard
IC908
IC08
Designation W R±0.03 TPI
TIP 2P28-BSPT 2.40 0.11 28.0 • •
TIP 2P19-BSPT 2.40 0.16 19.0 • •
TIP 2P14-BSPT 2.40 0.22 14.0 • •
TIP 4P11-BSPT 4.00 0.28 11.0 • •
• (a) TIP inserts are 1.6 mm longer than GIP in the same pocket. • Toolholder seat needs to be modified according to insert profile to ensure clearance.
For tools, see pages: C#-GHDR/L (233) • CGHN-D (239) • CGHN-DG (239) • CGHN-S (239) • CGPAD (238) • CGPAD-JHP (238) • GHDR/L (short pocket) (233)
• GHDR/L-JHP (short pocket) (234) • GHGR/L (235) • GHMPR/L (232) • GHMR/L (232) • GHSR/L (312) • GHSR/L-JHP-SL (313)
513