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ASME B18.2.2 2022

ASME B18.2.2 2022

$75.42

ASME B18.2.2 – 2022 Nuts for General Applications: Machine Screw Nuts; and Hex, Square, Hex Flange, and Coupling Nuts (Inch Series)

Published By Publication Date Number of Pages
ASME 2022
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This Standard is intended to cover the complete general and dimensional data for the various types of inch series square and hex nuts, including machine screw nuts and coupling nuts, addressed by this Standard. Also included are appendices covering gaging of slots in slotted nuts, wrench openings for nuts, formulas on which dimensional data are based, and measurement of bearing surface runout. It should be understood that where questions arise concerning acceptance of product, the dimensions in the tables shall govern over recalculation by formula. The inclusion of dimensional data in this Standard is not intended to imply that all of the products described herein are stock production sizes. Consumers are requested to consult with manufacturers concerning lists of stock production sizes.

PDF Catalog

PDF Pages PDF Title
4 CONTENTS
5 FOREWORD
7 ASME B18 COMMITTEE ROSTER
8 CORRESPONDENCE WITH THE B18 COMMITTEE
10 1 INTRODUCTION
1.1 Scope
1.2 Comparison to ISO Standards
1.3 Dimensions
1.4 Options
1.5 Terminology References
2 REFERENCES
11 3 GENERAL DATA
3.1 Width Across Flats
3.2 Corner Fill
3.3 Tops of Nuts and Chamfers
3.4 Countersink
3.5 Nut Thickness
3.6 Washer Face Diameter
3.7 Slots
12 3.8 True Position of Tapped Hole
3.9 Bearing Surface Perpendicularity
3.10 Threads
3.11 Material
3.12 Finish
3.13 Designation
3.14 Grade and Manufacturer’s Identification Marking
13 3.15 Inspection and Quality Assurance
14 Tables
Table 1.1.1-1 Dimensions of Square and Hex Machine Screw Nuts
15 Table 1.1.1-2 Dimensions of Small Pattern Hex Machine Screw Nuts
16 Table 1.1.1-3 Dimensions of Square Nuts
17 Table 1.1.1-4 Dimensions of Hex Flat Nuts and Hex Flat Jam Nuts
18 Table 1.1.1-5 Dimensions of Hex Nuts and Hex Jam Nuts
19 Table 1.1.1-6 Dimensions of Hex Slotted Nuts
20 Table 1.1.1-7 Dimensions of Hex Thick Nuts
21 Table 1.1.1-8 Dimensions of Hex Thick Slotted Nuts
22 Table 1.1.1-9 Dimensions of Heavy Square Nuts
23 Table 1.1.1-10 Dimensions of Heavy Hex Flat Nuts and Heavy Hex Flat Jam Nuts
24 Table 1.1.1-11 Dimensions of Heavy Hex Nuts and Heavy Hex Jam Nuts
26 Table 1.1.1-12 Dimensions of Heavy Hex Slotted Nuts
27 Table 1.1.1-13 Dimensions of Hex Flange Nuts and Large Hex Flange Nuts
28 Table 1.1.1-14 Dimensions of Hex Coupling Nuts
30 Table 1.1.1-15 Dimensions of Hex Castle Nuts
31 MANDATORY APPENDIX I SLOT GAGES AND GAGING FOR SLOTTED NUTS
32 Table I-1 Dimensions of Slot Gages and Gage Pins
33 NONMANDATORY APPENDIX A FORMULAS FOR NUT DIMENSIONS
34 Table A-1 Formulas for Nut Dimensions
36 NONMANDATORY APPENDIX B WRENCH OPENINGS FOR SQUARE AND HEX NUTS
37 Table B-1 Wrench Openings for Square and Hex Nuts
39 Figures
Figure C-1 Representation of Nut Bearing Surface Runout
Figure C-2 Method for the Measuring of Nut Bearing Surface Runout to Nut Pitch Diameter
NONMANDATORY APPENDIX C PROCEDURE FOR MEASURING BEARING SURFACE RUNOUT

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