Page 80 - Carmex - Inch Catalog 2018-19 Rev. B

®
Thread Turning Toolholders

Threading Inserts Standards

Thread Profile Standard Thread Class

ISO DIN 13 6g / 6H
UN ANSI B1.1-1989 2A / 2B

WHITWORTH B.S. 84: 1956 Medium Class
NPT ANSI B1.20.1-1983 -

NPTF ANSI B1.20.3-1976 -
BSPT B.S. 21: 1957 -

DIN 477 DIN 477 -
ACME ANSI B1.5-1988 3G
STUB ACME ANSI B1.5-1988 2G

TRAPEZ DIN 103 7e / 7H

ROUND DIN 405 Class 7
UNJ MIL-S-8879C 3A / 3B
4h/6h
MJ ISO 5855
4H/5H
AMERICAN BUTTRESS ANSI B1.9-1973 Class 2
SAGENGEWINDE DIN 513 -

PG DIN 40430 -
V-0.040 API Spec7 -

V-0.038R API Spec7 -
V-0.050 API Spec7 -

V-0.055 API Spec7 -
API ROUND API Spec Standard 5B -

EXTREME – LINE CASING API Spec Standard 5B -
BUTTRESS CASING API Spec Standard 5B -

VAM VAM -

DIN: Deutsches Institut für Normung
ANSI: American National Standards Institute
API: American Petroleum Institute
B.S.: British Standards
ISO: International Organization for Standardization
MIL-S: Military Specification
P.A.C: Pacific Asia Connection

74