EN 634.1 Ergostyle® Wing Nuts Technopolymer Plastic, with Stainless Steel Tapped Insert, without Cap


ELESA original design
code: EWN.SST

Product Family Ergostyle

Ergostyle standard parts combine functional and ergonomic operation with attractive appearance. Numerous design awards are proof of the high quality claim. The hallmark of Ergostyle products are five small dots.

  • functional, ergonomic design
  • ultimate design quality (numerous design awards)
Show all Ergostyle products

Product Family Stainless Steel

Standard parts made of rustproof stainless steel have been designed for use in the food sector, in the chemical industry, for aggressive ambient conditions or for outdoor use.

  • corrosion-resistant
  • precise fit
  • environmentally friendly
Show all Stainless Steel products

Product description


EN 634.1 Elesa® original design technopolymer plastic Ergostyle® wing nuts.

The slightly concave marks on the ends of the wings help to position the fingers to apply the maximum force when tightening.

Resistant to solvents, oils, grease and other chemical agents.


  • temperature resistant up to 266° F (130° C)
  • glass-fiber reinforced
  • black-gray, matte finish
    similar RAL 7021

Tapped insert
  • Stainless Steel European Standard No. 1.4305 AISI 303
  • molded-in

RoHS compliant

Technical drawing

Hide technical drawing
EN 634.1 Technopolymer Plastic Ergostyle® Wing Nuts, with Stainless Steel Tapped Insert, without Cap sketch

Part Options / Table


DWith threaded through bore
Show / Hide columns


Dimensions in: Inch | Metric
1.89M 6M
2.17M 8-.
2.48M 10-.
2.76M 10-.

Build & Price

Handle diameter d1
Thread d2

Selected Part

Total USD (net)
In stock: 0
Call / Email for Delivery Time
Please note our quantity discounts (USD).
≥ 500$4.27
Weight: 0.023 lbs
If weight is not listed, please contact our Sales Department for additional information regarding weight.
Phone: 800-877-8351
RoHS compliant: Yes
This article conforms to RoHS, which means it complies with EU Directive 2011/65/EU for restricting the use of certain hazardous substances in electrical and electronic devices. The Directive regulates the use of hazardous substances in devices and components. The implementation in national law is summarily described with RoHS(Restriction of (the use of certain) hazardous substances)).
All Prices are in US Dollars. Taxes Not Included.

CAD data

Quick Download

To download CAD data without creating an account, please enter your e-mail address. Max of 3 CAD downloads per day unless you create an account.

Please enter the code you can find in the picture.

Save as Favorites

Please enter the code you can find in the picture.

Need Help?

Our service team is available from Monday to Friday between 7:30 AM and 5:00 PM Central Time:800-877-8351

Special Requests | Contact our sales team

JW Winco - Contact

United States
E-Mail: sales@jwwinco.com
Phone: 800-877-8351
Fax: 800-472-0670
Hours M-F 7:30 AM - 5:00 PM CT

Request Callback:

Privacy Policy

Request a Catalog

Request one of our many catalogs! For an overview of our products request the Product Overview Catalog (POC).

Request Free Catalogs

Sales Contacts

You are looking for a Winco partner near you? Please select the country.