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AERO 400 Connecting Necks

Aero 400 Connecting Neck  


Product Number:   AERO 400 CONNECTING NECKS
Product Description:   Connecting Neck A400 2" (50mm) Alloy (CN4850)
    Connecting Neck A400 2¼ (57mm)- Alloy (CN4857)
Fixing Arrangement:   8 Bolt
Applications:   Fuel, Oil & Water Tanks
Finish:   Anodised Clear (silver)
Weight:   138.0g
Supplied with:    
Centre-Forging:   Aluminium Alloy 6082
Flange:   Aluminium Alloy 6082/T6
O Ring:   Viton A
Saddle:   Acetal
Outside Diameter A:   114.0 mm
Centre Diameter B:   57.0 mm
Bolt Circle Dia. (PCD)   101.6 mm (4 " ) CN4850/57 (Aluminium connecting neck)
Overall Depth I   83.0 mm 8 bolt
Internal Bore Diameter    
Spigot Diameter   88.0 mm 50/57mm, 8 bolt)
Neck Diameter    
Flange Thickness   2.0 mm CR4857
Associated Parts:    
Fixing Ring    
O Ring Overhaul Kit    
Replacement Keys    
Screw Pack    
Unleaded Restrictor Assembly    
Other options available:    
Retention Cable Assembly    
Aluminium Saddle    
Other Anodised Colours
(Note: Special Order Only)
For more information
Tech Spec   Click here
Call Here   +44 (0)20 8594 7990
Email: Email here
Contact a Distributor:   Click here


Click below to view the Tech Specs of each type

Aero 300 Range
A48S A49S A4LT A48NS50  
A48L A49L   A48NL50  
A48NS57 A4NS Connecting Necks    
A48NL57 A4NL      
Founded in 1978 we design & manufacture a range of world class
tank filler caps. Our products are exported worldwide and we continue to develop a reputation for outstanding quality and craftmanship.
We are a quality assured company holding the latest ISO 9001
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