NP
Contact us You can contact us using any of the methods below. Unit 3 Durham Lane Armthorpe Doncaster South Yorkshire DN3 3FE England +44 (0)1302 836010 +44 (0)1302 831555 sales@npfasteners.com
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NORTHERN PRECISION LTD
Accreditations Northern Precision Ltd operate a quality management system in accordance with ISO 9001. The ISO 9001 standard is recognised worldwide and you can be assured of the benefits of working with a certified company knowing that our management systems are constantly assessed and improved.
Registered in England & Wales Company number 3275391
V.A.T Registration number GB 684 1384 17
NP
NORTHERN PRECISION LTD
Specialist Fasteners for Sheet Metal
+44 (0) 1302 836010
+44 (0) 1302 831555
Tel:
Fax:
sales@npfasteners.com
Quality
Service
Reliability
Northern Precision Ltd YouTube Channel
Material & Finish
Aluminium Body (Al Mg 5) / Lubricated Steel Mandrel (AL/ST) Aluminium Body (Al Mg 5) / Stainless (304) Mandrel (AL/A2) Aluminium Body  / Aluminium Mandrel (AL/AL) Steel+Zinc Body / Steel+Zinc Mandrel (ST/ST) Stainless Body (304) / Stainless (304) Mandrel (A2/A2) Copper Body / Lubricated Steel Mandrel (CU/ST) Copper Body / Stainless (304) Mandrel (CU/A2) *Shear & Tensile performance is based on Aluminium/Steel. For performance figures for other materials please contact us.
Part Number Examples
Part number is made up as follows: (Type)-(Size Code)-(Material & Finish Code)-(Optional Colour) For example: RSEAL-3208-AL/ST (Sealed Dome Head Rivet-3.2mm body to suit 2-3.5mm grip-aluminium body/lubricated steel mandrel) RSEAL-4818-AL/AL (Sealed Dome Head Rivet-4.8mm body to suit 11-13mm grip-aluminium body/aluminium mandrel)
RoHS REACH COMPLIANT
All dimensions are in mm
Dimensional
Shear (N)*
Tensile (N)*
Grip Range
L Nom.
1100
1450
0.5 - 2.0 2.0 - 3.5 3.5 - 5.0 5.0 - 6.5 6.5 - 8.0
6.5 8 9.5 11 12.5
1600
2200
0.5 - 3.5 3.5 - 5.0 5.0 - 6.5 6.5 - 8.0 8.0 - 10.0
8 9.5 11 12.5 14.5
2200
3100
0.5 - 3.5 3.5 - 5.0 5.0 - 6.5 6.5 - 8.0 8.0 - 9.5 9.5 - 11.0 11.0 - 13.0 13.0 - 16.0 16.0 - 20.0
8.5 9.5 11 13 14.5 16 18 21 25
3600
4900
1.5 - 6.5 6.5 - 9.5
12.5 15.5
D1
3.2
4.0
4.8
6.4
K
1.00
1.40
1.70
2.40
Hole Size
3.30
4.10
4.90
6.50
D2
6.40
7.90
9.30
12.50
M
1.65
2.20
2.65
3.60
Size Code
3206 3208 3209 3211 3212
4008 4009 4011 4012 4014
4808 4809 4811 4813 4814 4816 4818 4821 4825
6412 6415
Info
Blind Rivets (often referred to as breakstem rivets) allow two or more similar or different materials to be joined together from one side of the application. Available in a combination of diameters, grip-ranges and materials, sealed dome head rivets are a highly versatile and cost effective, industry proven joining method. This is the most versatile type of head, providing enough bearing surface to retain all kinds of materials. The sealed design ensures the joint is moisture and pressure tight, completely sealed to fluids, avoiding leakage of liquids or vapours. The mandrel is completely retained within the head, reducing the risk of electrical shorting issues or in service vibrations. Installation is simple, with tooling ranging from cheap pistol-grip style guns to air-powered placement equipment suitable for production line work.   Applications include, automotive, aerospace, furniture, restoration, sheet metal fabrication etc.
TYPE RSEAL
Sealed Dome Head Breakstem Rivets
SEALED RIVETS DOME HEAD
dome head sealed blind rivets