Page 66 - Turning_catalog_INCH_2022_45_P691-914

API
THREADING ER/L-API INSL PDY PDX

External API - Oil Thread Profile
Laydown Threading Inserts

IC
External right-hand shown
TP NUT
30° 30° Dimensions Tough 1 Hard

90° IPF
SCREW IC250 IC908
Designation IC RE INSL TPI (4) IPF PDX PDY Size (5)
22ER 5 API 403 (1) .500 .0193 .866 5.0 3 .07 .10 2.375"-4.5"REG • •
27ER 5 API 403 .625 .0193 1.083 5.0 3 .10 .07 2.375"-4.5"REG •
27ER 4 API 503 (2) .625 .0252 1.083 2.0 3 .12 .08 5-1/2,7-5/8,8-5/8REG •
27EL 4 API 502 (2) .625 .0252 1.083 4.0 2 .12 .08 6-5/8" REG •
27ER 4 API 502 (2) .625 .0252 1.083 4.0 2 .12 .08 6-5/8" REG • •
27ER 4 API 382 (3) .625 .0382 1.083 4.0 2 .11 .09 NC23-NC50 • •
27ER 4 API 383 (3) .625 .0382 1.083 4.0 3 .11 .09 NC56-NC77 •
• For Insert Identification System, see pages 694-695 • For technical information and detailed cutting data, see pages 781-797
(1) V-0040
(2) V-0050
(3) V-0038R
(4) Threads per inch
(5) Connection no or size
For tools, see pages: C#-SER/L (768) • SER/L (767)

PDX
IR/L-API
Internal API - Oil Thread Profile PDY
Laydown Threading Inserts INSL

IC
Internal left-hand shown
TP NUT
30° 30° Dimensions Tough 1 Hard

90° IPF
SCREW
Designation IC INSL TPI (1) RE PDY PDX Size (2) IC250 IC908
22IR 5 API 403 .500 .866 5.0 .0201 .07 .09 2.375"-4.5"REG • •
27IR 5 API 403 .625 1.083 5.0 .0201 .07 .09 2.375"-4.5"REG •
27IR 4 API 503 .625 1.083 4.0 .0252 .08 .12 5-1/2,7-5/8,8-5/8REG •
27IR/L 4 API 502 .625 1.083 4.0 .0252 .08 .12 6-5/8" REG •
27IR 4 API 383 .625 1.083 4.0 .0382 .08 .11 NC56-NC77 •
27IR 4 API 382 .625 1.083 4.0 .0382 .08 .12 NC23-NC50 • •
• For Insert Identification System, see pages 694-695 • 0050, API Spec 74-1994 • For technical information and detailed cutting data, see pages 781-797
(1) Threads per inch
(2) Connection no or size
For tools, see pages: AVC-D-SIR/L (773) • C#-SIR/L (771) • SIR/L (769)

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