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Keystone X/K-50 Extreme Duty Cavity Wall Lintel 5600mm

SKU

KX556

£1,590.26 £1,325.22

Product Information

Keystone X/K-50 extreme duty cavity wall lintel, length 5600mm (18ft 4in), ideal for large structural openings.
Designed to support cavity widths from 50mm to 65mm (2in to 2½in) with maximum load capacity.
Features a galvanised steel flange for enhanced durability and corrosion resistance on the outer leaf.
Recommended to be laterally restrained and propped during installation to ensure safety and speed up construction.
Please note: lintel must be installed with proper lateral restraint; contact our sales team for technical support.

Details

The Keystone X/K-50 5600mm lintel is a specialist extreme duty cavity wall lintel, engineered for builders, contractors, and site managers working on demanding structural openings. Its robust design supports cavity widths between 50mm and 65mm, making it a reliable choice for heavy load applications where structural integrity is critical. Please ensure the lintel is laterally restrained during installation as this is essential to achieve the specified load ratings.

Application

This lintel is primarily used to span large openings in cavity walls, such as those for windows and doors, where extreme loading conditions are expected. It is ideal for projects requiring high structural performance, including commercial developments, multi-storey buildings, and heavy masonry walls. To maintain construction efficiency and safety, it is advised that the lintel is propped during installation.

Dimension

Length: 5600mm (18ft 4in)
Height: 213mm (8⅜in)
Width: 244mm (9⅝in)
Cavity range: 50mm to 65mm (2in to 2½in)

Material

Galvanised steel flange for corrosion resistance on the outer leaf
Heavy gauge steel for structural strength

Type

Extreme duty cavity wall lintel

All descriptions are offered as a guide – please contact our sales office for further technical advice and support to ensure this lintel meets your project requirements.

More Information

More Information
Type	Cavity Wall Lintels
Loading	Extreme Duty
Cavity Size	50-65mm
Length	5600mm
Weight	243.960000
Manufacturer	Keystone
Sap Id	KX556

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Delivery Information

Delivery availability

We deliver to most mainland UK addresses. Some postcode areas are excluded – please see the full list below.

Delivery charges

Delivery costs vary depending on your location, the products ordered, and the delivery method selected. All delivery charges are calculated clearly at checkout.

Fuel Surcharge

Information on our added Fuel Surcharge can be found at https://condell-ltd.com/fuel-surcharge-notification

Delivery dates

You can request a preferred delivery date at checkout. While we aim to meet this wherever possible, availability may depend on stock levels and third-party delivery schedules. If your chosen date is unavailable, a member of our team will contact you to arrange an alternative.

Delivery method

All deliveries are made kerbside as standard. For health and safety reasons, drivers are unable to carry materials beyond the kerb. If you have specific access requirements, please contact us before placing your order.

Delivery exclusions

We currently do not deliver to the following postcode areas:

AB16, AB21–22, AB30–AB38, AB41–AB56, BT1–BT94, CA2, CA15, CA28, DD1, DD8, DD9, DG1, DG2, DG10–DG14, DG16, FK18–FK20, GY1–GY9, HS1–HS9, IM1–IM9, IV1–IV5, IV7, IV12–IV13, IV21–IV28, IV30–IV36, IV40–IV56, JE1–JE4, KA1, KA4–KA6, KA14–KA15, KA18–KA21, KA27–KA30, KW1–KW3, KW6–KW17, KY6–KY10, KY13–KY16, LL49, LL58–LL62, LL64–LL78, PA17–PA78, PH11, PH19–PH26, PH30–PH33, PH35–PH38, PH40–PH44, PH49–PH50, PO30–PO41, SA68, SA71, ZE1–ZE3

Important delivery terms

Shortages must be reported within 48 hours and noted on delivery paperwork
All deliveries must be signed for; redelivery charges may apply
Deferred deliveries may incur storage charges
Collected orders are not subject to delivery charges
Returns are subject to a 25% restocking fee (delivery charges excluded)
Made-to-measure items are non-refundable
Reasonable access to the delivery point must be available; additional charges may apply