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...
GN648.5 Ball Joints Female Stainless Steel strong robust GN 648.5 648-5 GN648-5 GN 648-5

All Stainless Steel Products
Standard Machine Elements > Universal, Ball Joints & Fork Joints > Ball Joint Heads
< Previous Product Next Product >

GN648.5 Ball Joint Head, Female Thread



Type NH - Bronze / Steel, lubrication possible

Type WH - Bronze PTFE / Steel, self lubricated

Type WK - Stainless Steel PTFE / Stainless Steel, self lubricated

Select Values to Buy:

Tech Spec:


GN 648.5 Ball Joint Head, Female Thread

These ball joints, GN 648.5, are used for a wide range of applications and are strong and robust for a long service life. They are similar to DINISO 12240-4, series K (formerly DIN648 K).

A narrow model (ISO 12240-1, series E) is also available, on request.


Housing - Stainless Steel, AISI 431, forged, polished


Type NH (lubrication possible)

Bearing socket - Bronze CuSn8

Internal ring - Steel 100Cr6 hardened, ground, polished, hard chrome plated

Type WH (self lubricated)

Bearing socket - Bronze CuSn8 with PTFE-insert

Internal ring - Steel 100Cr6 hardened, ground, polished, hard chrome plated

Type WK (self lubricated)

Bearing socket - Stainless Steel AIOSI 316Ti with PTFE-insert

Internal ring - Stainless Steel 420 hardened, ground, polished

RoHS compliant

Payment Methods
© Berger Tools Ltd 2018 Admin Website by Goldhosts