TRILOBULAR TYPE S TREADFORMING FOR USE IN METAL SHEET AND CASTINGS

Technical Data

S Type trilobular thread form

Screw diameter Pitch Incomplete thread under head Thread angle No. of Phillips recess c Min c Max d Min d Max Min Tensile Breaking Torque
M2 0.4 Max 2 x pitch 60 1 1.96 2.04 1.88 1.96 0.44 Nm
( M2.3 ) 0.4 Max 2 x pitch 60 1 2.26 2.34 2.18 2.26 0.75 Nm
M2.5 0.45 Max 2 x pitch 60 1 2.47 2.55 2.38 2.46 0.95 Nm
( M2.6 ) 0.45 Max 2 x pitch 60 1 2.57 2.65 2.48 2.56 1.17 Nm
M3 0.5 Max 2 x pitch 60 2 2.97 3.05 2.87 2.95 1.76 Nm
( M3.5 ) 0.6 Max 2 x pitch 60 2 3.48 3.56 3.36 3.44 2.74 Nm
M4 0.7 Max 2 x pitch 60 2 3.99 4.07 3.85 3.93 4.11 Nm
M5 0.8 Max 2 x pitch 60 2 5 5.08 4.84 4.92 8.62 Nm
M6 1.0 Max 2 x pitch 60 3 6 6.1 5.8 5.9 14.4 Nm
M8 1.25 Max 2 x pitch 60 3 8.03 8.13 7.78 7.88 36.1 Nm

Japanese Screws
United Kingdom
Kettles Wood Drive,
Woodgate Business Park,
Woodgate Valley,
Birmingham
B32 3DB
t: +44 (0) 121 506 6300
e: sales@heads.co.uk

Japanese Screws
United Kingdom
Unit 3 Millennium Point
Broadfields
Aylesbury
Bucks
HP19 8ZU

Japanese Screws
Poland
Poland Sp. z o.o.
UI. Hutnicza 53/C2,
81-061 Gdynia,
Poland,
t: 0048 (58) 783 37 17,
f: 0048 (58) 783 37 16,
e: info@heads.net.pl

Japanese Screws
Czech Republic
Heads & All Threads CZ s.r.o.,
Karlovarská ulice 5926,
430 01 Chomutov,
Czech Republic,
t: +42 0 474620771,
e: sales@heads.cz

Japanese Screws
India
Heads & All Threads PVT Ltd,
Gut No 144-1/2/3, Opp Pavana
Sahakari Bank, Next to Premium
Transmission Company,
Kurali, Chimbali Phata,
Pune - 410501
Maharashtra India
t: +91 (0) 2064734001
e: sales@heads.co.in

Our sister websites

Japanese Screws is a division of