HASM Regular Helical Spring-Lock Washers are manufactured in nominal diameters ranging from 1/8"- 3" (M3 - M80). We offer fasteners in both USCS/Imperial and metric sizes. HASM's advanced and comprehensive range of capabilities include engineering, R&D, prototyping, custom manufacturing, precision processing and testing.

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

Round washer with a split and helical shape. When fully fastened, the edges at the split bite into the nut and material surface. Provides a spring tension force that adds additional friction. Helps to prevent nuts from loosening in cases where it may be subject to vibration, in some applications a flat washer is used with the split lock washer

Choose from our selection of helical spring lock washers, including split lock washers, metric split lock washers, and more. In stock and ready to ship.

Zinc Plated ; M24. 24.5 mm. 40 mm. 5 mm. Steel ; M27. 27.5 mm. 43 mm. 5 mm. Spring Steel.

Helical spring lock washers are the most commonly used part to prevent assembly components from loosening. They apply greater bolt tension per unit of applied 

Product Description · Diameter (Nominal): 1/4" · Category: Helical Spring Lock Washers · System of Measurement: US Units · Brand: Aspen Fasteners® · Form and Design: 

Product Name helical spring lock washer Material Stainless Steel Measurement system: Metric, Imperial Place of Origin: Taiwan Standard: ISO Product specification: M2 M2.5 M3 M4 M5 M6 M8 M10 Surface Treatment: nickel plating, polishing, sherardizing

Dimensions of Regular Helical Spring-Lock Washers . ASME B 18.21.1- . Nominal Size or Basic Screw Diameter Width. A B T W BW . Inside Diameter Maximum Outside Minimum Mean Section Thickness (t. i + t. 0)⁄2. Minimum Section Minimum Bearing Max. Min.

Description: Helical spring washers from ITA Fasteners are mostly used to secure the loose components of machines and electrical equipment tightly. With its very high bolt tension per

Nominal Washer Size Inside Diameter, A 5/⁄16 0.3125 0.322 0.314 3/⁄8 0.375 0.385 0.377 7/⁄16 0.4375 0.450 0.440 1/⁄2 0.500 0.512 0.502

Split lock washers have a split at one point along their outer diameter, which gives the nut a helical shape. This helical shape creates compression and 

Helical spring lock washers possess a hardened bearing surface that allows for more uniform torque control, and harness greater bolt tension per unit of applied torque. Washer Type: Lockwasher, Helical Spring; Number Size: 1/2" View Datasheet Spring Lock Washer - Non Metric -- PS 211 3/4 from Atkore International. SPLIT TYPE

7/20 · DELPHI DX500042 - METRIC HELICAL SPRING LOCK WASHERS December 1, 1999 - DELPHI-I 1. SCOPE This standard covers the dimensions, mechanical properties and methods of testing applicable to helical spring lock washers in the regular and heavy series fabricated from carbon steel and corrosion resistant steel.

Dimensions of ASME B18.21.1 Heavy Helical Spring Lock Washers Notes : Dimensions are in inches.

Product Dimensions and Weights following sizes of DIN 127 B Helical Spring Lock Washers are available for immediate shipping from stock:.

Specifications Dimensions Threads Surface Treatments Applications Blog Log in Contact Fasteners Washers ASME B18.21.1 Helical Spring Lock Washers ASME B18.21.1 Helical

These metric sized Helical Spring Lock Washers are ideal for securing fasteners that are potentially at risk of coming undone due to vibratory forces.

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sems screw 304 stainless steel phillips pan head with helical spring lock washer size m3x8 (screw) taiwan: patparganj: pcs: 540,300: 336,876: 1: may 25 : 73181500: sems screw 304 stainless steel, phillips pan head with helical spring lock washer jis b 1188 a2-70 (m3 x 8) taiwan: patparganj: pcs: 426,360:

Helical Spring Lock Washers | McMaster-Carr System of Measurement Inch Metric For Screw Size Material Stainless Steel Steel Bronze Aluminum Nickel Finish Zinc Plated Black

Helical spring lock washers are designed to: (1) function as a spring to compensate for developed looseness between the component parts of a fastened assembly; (2) distribute the load over a larger area for screws or bolts; and (3) provide a hardened bearing surface. The scope does not include internal or external tooth washers, nor does it

Helical spring lock washer comes in a trapezoidal shape which helps secure your nuts and bolts in place. During installation, the trapezoidal section twists causing deformation of the washer. The diameter of the spring lock washer increases slightly under load.

Nominal Washer Size, A ; Nominal Washer Size · Inside Diameter ; Nominal Washer Size · Min. Max. ; 2, 0.086. 4, 0.112. 6, 0.138. 8, 0.164. 10, 0.190. 12, 0.216. 1/4 

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ASME B18.21.1 Extra Duty Helical Spring Lock Washers Dimensions. ASME B18.21.1 Extra Duty Helical Spring Lock Washers. Dimensions of ASME B18.21.1 Extra Duty Helical Spring Lock Washers. Nominal Washers Size Inside Diameter, A Outside Diameter, B, Max Mean Section Thickness (t 1 + t 2)/2, T, Min Section Width, W, Min

ASME B18.21.1 ‑ No. 2 0.086 0.094 0.088 0.172 0.035 0.02 0.182 0.04 0.025 0.208 ASME B18.21.1 ‑ No. 3 0.099 0.107 0.101 0.195 0.04 0.025 0.209 0.047 0.031 0.239 ASME B18.21.1 ‑ No. 4 0.112 0.12 0.114 0.209 0.04 0.025 0.223 0.047 0.031 0.253 ASME B18.21.1 ‑ No. 5 0.125 0.133 0.127 0.236 0.047 0.031 0.252 0.055 0.04 0.3

Regular helical spring lock washer ASME B18.21.1 Spring steel Plain 1/4 ; Standards · Select other sizes ; B (max.) 0.487 ; A (min.) 0.252 ; T (min.) 0,062 ; How can 

Product Dimensions and Weights DIN 127 Specifications Metric DIN 127 Type B Helical Spring Split Lock Washers Visit our online store for product availability Nominal Diameter D min. D max. D1 max. B S M2 2.1 2.4 4.4 0.9 ± 0.1 0.5 ± 0.1 1 1.2 0.033

7/31 · All the dimensions of the washers were measured using a Vernier caliper (Make: Baker SDN10) having least count 0.01 mm and are given in Table 1. These washers were manufactured by Talco India Pvt. Ltd., Nasik, Maharashtra, India, and