2,996 products. Flat washers evenly distribute pressure when a bolt or screw is tightened. Its thin, plate-shape increases surface area to prevent the loosening and pullout of a fastener. They also relieve surface friction and can be used as spacers when additional clearance between objects is necessary. Flat washers are available in both

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ASME B18.21.1, ASME B18.2.2, ASME B18.6.3 These three ASME standards cover the dimensional requirements for washers, nuts and small screws respectively. Their changes have to do with consolidation of standards. B18.21.1 combines washer specifications for flat washers and lock washers into one standard and now includes fender washers.

NOTE: The word lock appearing in the names of products in this Standard is a generic term historically associated with their identification and is not intended to imply an indefinite permanency of fixity in attachments where the fasteners are used. Incorporated into B18.21.1- is B18.22.1-1965, Plain Washers. Table of Contents

ASME B18.12.1-2006 GUIDE B18 STANDARDS 6 Example: Threads shall be cut or rolled in ac-cordance with ASME B1.1, Unified Coarse, Class 2A. 2.4 Thread Acceptance Gaging Typically, this paragraph would specify thread dimensional acceptability in accordance with Gaging System 21 as specified in ASME B1.3 or ASME B1.3M for metric product. However, the

This Standard covers plain (flat) washers of three constructions designated Type A, Type B, and Fender washers. 1.4 Dimensions All dimensions in this Standard are given in inches and are applicable before any coating is applied. ASME B18.12, Glossary of Terms for Mechanical Fasteners ASME B18.18.2M, Inspection and Quality Assurance for High

ASME B18.21.1 - 11⁄2: 1.5: 1.534: 1.504: 2.419: 0.422: 0.375: 2.491: 0.458: 0.458: 2.627: 0.526: 0.496: a T = mean section thickness = (ti + to) ÷ 2. About TorqBolt. Providing an extensive

MF Supply is a leading supplier of ASME B18.2.1 Grade BD Hex Cap Screws - Coarse Thread - Yellow Zinc. $291.21 / Quantity Discounts Available. B1821BH025C100N | 1/4-20 X 1 Mil-Spec ASME B18.2.1 BH Coarse Hex Head Cap Screw Grade-BD Steel Zinc Yellow [2200 per Box] Price per Box:

ASME Standard Fasteners; ASME B18.21.1 Heavy Helical Spring Lock Washers; ASME B18.21.1 Heavy Helical Spring Lock Washers. Dimensions of ASME B18.21.1 Heavy Helical Spring Lock

Add. 3/8. Plain washer type A wide ASME B18.21.1 Stainless steel AISI 316 3/8. Go to product page. Add. Go to product page. Add. U55420.037.0001. Fabory.

3/4 0.750 0.795 0.768 1.260 1.220 0.055 0.047 7/8 0.875 0.927 0.897 1.410 1.380 0.060 0.052 1 1.000 1.060 1.025 1.620 1.590 0.067 0.059 Description A hardened circular washer with twisted prongs or "teeth" which extend out from the outer edge of the washer. Applications/ Advantages This is the most preferable of all tooth-lock washers.

ASME B18.21.1- (Revision and consolidation of ASME B18.21.1 and ASME B18.22.1) Washers: Helical Spring-Lock, Tooth Lock, and Plain Washers (Inch Series) AN AMERICAN NATIONAL STANDARD. CONTENTS

W/D S/S BY ASME B18.21.1 Format Details Price Secure PDF. Single User. $60.00 Print. In Stock Need it fast? Ask for rush delivery. Most backordered items can be rushed in from the publisher in as little as 24 hours. ASME B18.22.1, 1965 Edition, 1965 - Plain Washers This standard covers two types of general purpose plain washers designated

Nominal Washer Size Inside Diameter Outside Diameter Washer Section; Width Thickness a; Min. Max. Max. Min. Min. ASME B18.21.1 - No. 4: 0.112: 0.114: 0.12: 0.173: 0.022

ASME B18.2.1 Dimension standard for Square, Hex, Heavy Hex, Askew Head Bolts, Hex Flange, Lobed Head, and Lag Screws. ASME B18.2.2 Dimension standard for Machine Screw Nuts, Hex, Square, Hex Flange, and Coupling Nuts. ASME B18.2.3.1M Dimension standard for metric hex cap screws from M5 to M100. ASME B18.2.3.2M

ASME B18.12.1 - 2006 Sponsored and Published By to refer the specification user to ASME B18.24 and a recommended procedure to establish a part iden-tification number (PIN) applicable to all B18 prod- Gaging System 21 as specified in ASME B1.3 or ASME B1.3M for metric product. However, the

316 Stainless: SAE J405 316 stainless steel. Hardness. Carbon & High-Alloy Steel: Rockwell C38 - 46. Stainless: Thru 5/8": Rockwell C35 - 43; Sizes over 5/8": Rockwell C32 - 43. Twist Test. With the washer in a vice with the split ends free and directly above the vice jaws, a 90 Degree section of the free end is clutched.

ASME B18.2.2 Square and Hex Machine Screw Nut. Table 1-1 Dimensions of Square and Hex Machina Screw Nuts. Mchine Screw Nuts [Nuts (1)] Nominal Size. Basic Major Dianmeter of

14/09/2022 · Helical spring lock washers are the most common form of lock washer and are best suited to applications with smaller loads. Search thousands of US/Imperial fasteners by ANSI

Incorporated into B18.21.1- is B18.22.1-1965, Plain Washers. Table of Contents About ASME Digital Books (PDFs) ASME Digital Standards - Digital PDFs are a single-user product with a license granted by ASME for personal use only. The digital PDFs are encrypted and require both the Acrobat plug-in and the FileOpen Acrobat plug-in.

01/01/1999 · ASME B18.21.1. April 28, 1972 LOCK WASHERS (REVISION AND REDESIGNATION OF B27.1-1965) (R 1983) This standard covers the dimensions, physical properties and methods of testing for helical spring lock washers made from various materials and carbon steel tooth lock washers, recognized as American

ANSI/ASME b18.21.1 Tooth Lock Washers are available on the FCH Network in materials that range from Steel to Silicon Bronze. Click on the materials below to view or Shop All ANSI/ASME b18.21.1 Tooth Lock Washers Steel 300 Stainless (A1,A2, 18-8,304,310 etc.) 316, 317, A4 Stainless 400 Stainless (405, 410,416,420,430 etc.) Phosphor Bronze

American National Standard Type A Plain Washers - Preferred Sizes ANSI/ASME B18.22.1-1965 (R1998) a Nominal washer sizes are intended for use with comparable nominal screw or bolt sizes. b the .734-inch, 1.156-inch, and 1.469-inch outside diameters avoid washers which could be used in coin operated devices. All dimensions are in inches.

ASME B18 22 1 Dimensions Specifications Equivalent May 12th, - Flat Plain ANSI Type A Washer ASME B18 22 1 Dimensions May 16th, - ASME B18 21 1 1999 R2005 Free download as PDF File pdf Text File txt or read online for free b18 21 1 2 / 7. Plain Flat Washers Type B ANSI ASME B18 22 1 1965 R1998

American National Standard Helical Spring Lock Washers ANSI/ASME B18.21.1 Helical Split spring lock washers are available in four series: Regular, heavy, extra duty and hi-collar as given below. Helical spring lock washers made of materials other than carbon steel are available in the regular series. Click on Image to Enlarge

Size, dimensional and tolerance data given is for Type B Plain Flat Washers, ANSI/ASME B18.22.1-1965 (R1998). N = Narrow, R = Regular, W = Wide series Click on image below to enlarge