Type 2 Earth Boss specification :
Outside Diameter : 20mm (+/- 0.5mm)
Length : 25mm (+/- 0.5mm)
Thread : M10 x 1.5 Thru Hole
Boss Material : Stainless
AISI / ASTM: 316L
UNS Number: S31603
European EN Number: 1.4404 (X2CrNiMo17-12-2)
British Standard (BS): 316S13
A Black and white COPY of the 3.1 test certificate will be sent for the BOSS material only.
Certificate of Conformity will be issued for any hardware.
If you require a
RED STAMP copy please contact us Via Email for a PDF version.
All Items fall under
ISO9001 and are
EU/UK material.
Please Note : This is for the a Boss without hardware, If you require different hardware please see our
other listings
We also sell hardware kits in standard or custom specification separately
If you require custom Earth Bosses, Please feel free to get in contact, We can supply and size, material and threads, Including UNC, UNF.
