Prevailing Torque Type Hex Nuts

These standards from ANSI, ASME, ISO, SAE, and others address the materials, construction, and requirements for hex nuts for a variety of applications. This list addresses Prevailing Torque Type Hex Nuts.

IFI-101:2002

Torque-Tension Requirements for Prevailing-Torque Type Steel Hex and Hex Flange Nuts

This standard covers torque-tension requirements for two types of plating: 0.0002/0.0004 in. thickness electrodeposited cadmium plated and lubricated Grades B and C prevailing-torque type steel hex nuts in sizes 1/4 to 1 in., inclusive, and Grades F and G prevailing-torque type steel hex flange nuts in sizes 1/4 to 3/4 in., inclusive; and 0.0002/0.0004 in. thickness electrodeposited zinc clear chromate and lubricated Grades B and C prevailing-torque type steel hex nuts in sizes 1/4 to 1 in., inclusive, and Grades F and G prevailing-torque type steel hex flange nuts in sizes 1/4 to 3/4 in., inclusive.

ASME B18.16M-2004 (R2021)

Prevailing-Torque-Type Steel Metric Hex Nuts and Hex Flange Nuts (B18.16M - 2004)

This Standard covers the general, dimensional, mechanical, and performance data for metric prevailing-torque hex nuts and hex flange nuts of property classes 5, 9, and 10 as defined in ASTM A563M. The inclusion of dimensional data in this Standard is not intended to imply that all of the nut sizes in conjunction with the various options described herein are stock items. Consumers should consult with suppliers concerning lists of stock production prevailing-torque hex and hex flange nuts. B18.16M-2004 is a consolidation and update of B18.16.1M-1979, B18.16.2M-1979 and B18.16.3M-1998.

IFI-545:2006

Mechanical and Performance Requirements for Prevailing-Torque Type Steel Metric Hex Nuts and Flange Nuts

This standard covers the mechanical and performance requirements for five classes of prevailing-torque type steel metric hex and hex flange nuts.

IFI-100/107:2002

Prevailing-Torque Type Steel Hex and Hex Flange Nuts Regular and Light Hex Series

This standard establishes the dimensional, mechanical, and performance requirements for three grades of prevailing-torque type steel hex nuts in sizes No. 4 thru 1-1/2 in., and two grades of prevailing-torque type steel hex flange nuts in sizes 1/4 thru 3/4 in.

ISO 7719:2012

Prevailing torque type all-metal hexagon regular nuts - Property classes 5, 8 and 10

ISO 7719:2012 specifies the characteristics of prevailing torque type all-metal hexagon regular nuts with threads from M5 up to and including M36, in product grade A for threads up to and including M16 and product grade B for threads above M16, and with property classes 5, 8 and 10.

ISO 7720:2012

Prevailing torque type all-metal hexagon nuts, style 2 - Property class 9

ISO 7720:2012 specifies the characteristics of prevailing torque type all-metal hexagon nuts, of style 2, with threads from M5 up to and including M36, in product grade A for threads up to and including M16, and product grade B for threads over M16, and with property class 9.

ISO 12126:2012

Prevailing torque type all-metal hexagon nuts with flange with metric fine pitch thread, style 2 - Product grades A and B

ISO 12126:2012 specifies the characteristics of prevailing torque type all metal hexagon nuts with flange (style 2), and metric fine pitch thread with nominal thread diameters from 8 mm up to and including 20 mm, in product grade A for diameter sizes less than or equal to 16 mm and product grade B for diameter sizes greater than 16 mm, and with property classes 6, 8 and 10.

ISO 7044:2012

Prevailing torque type all-metal hexagon nuts with flange, style 2 - Product grades A and B

ISO 7044:2012 specifies the characteristics of prevailing torque type all-metal hexagon nuts with flange (style 2) and threads M5 to M20 inclusive, in product grade A for threads up to and including M16 and product grade B for threads above M16, and with property classes 8, 9, 10 and 12.

ISO 10513:2012

Prevailing torque type all-metal hexagon high nuts with metric fine pitch thread - Property classes 8, 10 and 12

ISO 10513:2012 specifies the characteristics of prevailing torque type all-metal hexagon high nuts with metric fine pitch thread with nominal thread diameters, D, from 8 mm up to and including 36 mm, in product grade A for diameter sizes up to and including 16 mm and product grade B for diameter sizes above 16 mm, and with property classes 8, 10 and 12.

ISO 7042:2012

Prevailing torque type all-metal hexagon high nuts - Property classes 5, 8, 10 and 12

ISO 7042:2012 specifies the characteristics of prevailing torque type all-metal hexagon high nuts with threads from M5 up to and including M36, in product grade A for threads up to and including M16 and product grade B for threads above M16, and with property classes 5, 8, 10 and 12.

ISO 10512:2012

Prevailing torque type hexagon regular nuts (with non-metallic insert) with metric fine pitch thread - Property classes 6, 8 and 10

ISO 10512:2012 specifies the characteristics of prevailing torque type hexagon regular nuts (with non-metallic insert) with metric fine pitch thread with nominal thread diameters, D , from 8 mm up to and including 36 mm, in product grade A for diamter sizes up to and including 16 mm and product grade B for diameter sizes above 16 mm, and with property classes 6, 8 and 10.

ISO 7040:2012

Prevailing torque type hexagon regular nuts (with non-metallic insert) - Property classes 5, 8 and 10

ISO 7040:2012 specifies the characteristics of prevailing torque type hexagon regular nuts (with non-metallic insert) with threads from M3 up to and including M36, in product grade A for threads up to and including M16 and product grade B for threads above M16, and with property classes 5, 8 and 10.

ISO 7041:2012

Prevailing torque type hexagon nuts (with non-metallic insert), style 2 - Property classes 9 and 12

ISO 7041:2012 specifies the characteristics of prevailing torque type hexagon nuts (with non-metallic insert), style 2, with threads from M5 up to and including M36, in product grade A for threads up to and including M16, and product grade B for threads above M16, and with property classes 9 and 12.

ISO 7043:2012

Prevailing torque type hexagon nuts with flange (with non-metallic insert), style 2 - Product grades A and B

ISO 7043:2012 specifies the characteristics of prevailing torque type hexagon nuts with flange (with non-metallic insert), of style 2, with threads from M5 to M20 inclusive, in product grade A for threads up to and including M16 and product grade B for threads above M16, and with property classes 8, 9 and 10.

ISO 12125:2012

Prevailing torque type hexagon nuts with flange (with non-metallic insert) with metric fine pitch thread, style 2 - Product grades A and B

ISO 12125:2012 specifies the characteristics of prevailing torque type all metal hexagon nuts with flange (with non-metallic insert) of style 2, with metric fine pitch thread with nominal thread diameters from 8 mm up to and including 20 mm, in product grade A for diameter sizes less than or equal to 16 mm and product grade B for diameter sizes greater than 16 mm, and with property classes 6, 8 and 10.

ISO 10511:2012

Prevailing torque type hexagon thin nuts (with non-metallic insert)

ISO 10511:2012 specifies the characteristics of prevailing torque type hexagon thin nuts (with non-metallic insert) with thread from M3 up to and including M36, in product grade A for threads up to and including M16 and product grade B for threads above M16, and with property classes 04 and 05.