This website uses cookies. You can find out more by viewing our cookie policy hereAccept & Close

Category Header


+44 (0) 1732 763377
ProductsStandard Machine ElementsDie Sets & Press Tool Standard PartsMould Bases & Components
Contact Us
Search our Product Catalogue by Part Number or Keyword

Technical Help? Nationwide experts happy to visit & help

Got a Question? Expert advice & bespoke options just a phone call away

Need Certificates? View our quality & service information

Need it fast? Next day, trackable delivery on all stock items

University or DIY?
Help for your project, with no minimum order charge

Buying in Bulk? Free carriage & discounts available

What do customers say?
Read our reviews

Trade Customer? 30 day trade credit accounts available

Key Cloud...
GN5337.9 Lockable Safety star knobs with threaded stud glass fibre reinforced black matt temperature bushing screw brass nickel zinc plated

Standard Machine Elements > Hand Knobs, Star Knobs, Wing & Knurled Thumb Screws & Nuts
< Previous Product Next Product >

GN5337.9 Safety Star Knobs, Lockable, Male, Threaded Stud



Type SU - Lock with different combinations

Select Values to Buy:

Tech Spec:

 Safety Star Knobs, Lockable, Male, Threaded Stud

Safety star knobs GN5337.9 are designed to prevent unauthorised use.

To engage and release, the key must be inserted and turned by 180°, creating a formlock between the handle and the threaded bushing or screw. Turning the key back by 180° will release the connection.

The key can be inserted and removed in both end positions.

Two keys per star knob are included with the delivery.

For female variant, see GN5337.9 Female


Handle - Plastic, Technopolymer (Polyamide PA), glass fibre reinforced, temperature resistant up to 100 °C, black, matt

Flange - Technopolymer, with handle ultrasonically welded

Threaded bolt - Steel, zinc plated, blue passivated

Lock mechanism - Zinc die casting

Key - Brass, nickel plated, plastic handle

RoHS compliant

Select / Deselect Visible Columns

Payment Methods
© Berger Tools Ltd 2018 Admin Website by Goldhosts