The 3K74e Union Sash Lock to British Standard BS3621




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This Sash Lock is a 5 lever British Standard, to BS3621:2007 lock.
It is approved by Insurance Companies and can be used on back doors as well as front doors.
It comes in 2 sizes 67mm and 80mm.
The deadbolt itself is 20mm and the latch is a roller bolt, so can work left handed and right handed, without alteration.
It comes in a Brass or Satin finish.
Can be keyed alike.
Buy the 5 Lever 3K74e Union Sash Lock, from an established Company, at a discounted price through our Keys-Locks-Padlocks WEB SHOP.

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Sale of 3K74e Union Sash Lock through our WEB SHOP.

North London Locksmiths Ltd. have been trading from the same property at 79 Grand Parade, Green Lanes, N4 1DX. for more than 40 years, therefore are a Company which you know can be trusted.

All prices shown on our WEB SHOP of Keys-Locks-Padlocks include VAT.

NORTH LONDON LOCKSMITHS Ltd…….THE NUMBER “ONE” LOCKSMITH SHOP SERVICE OF NORTH AND NORTH WEST LONDON

North London Locksmiths Ltd. a name to be trusted.

Locks at discounted prices.  
SOME UNION BRANDS HAVE BEEN UNDER THE NAME OF CHUBB

WE PROMISE TO TRY AND GIVE THE BEST DISCOUNTED PRICES FOR LOCKS THROUGH OUR WEB SHOP.

We will be adding different locks at all times to our WEB SHOP.

All prices exclude VAT with free delivery for any order over £150.00

If you would like locks Mastered or Passed or with extra keys, please fill in the form at bottom of each page.

This lock can only be passed.

Click on Discounted Lock Price Required.


The 5 Lever 3K74e Union Sash Lock BS3621

Check whether this is the lock for you, remembering the these locks have the keyway in a slightly different place to a standard sash lock.

It comes in two different size and comes with 3 keys.

The 3K74e Union Sash Lock 5 Lever British Standard which Complies To B.S. EN 3621 Mortice Sash Lock with 20mm Bolt, it has 5 Levers with anti drill plates. 


The The 5 Lever 3K74e Union Sash Lock BS3621:2007 British Standard BS3621 mortice sash lock has a roller latch bolt that is withdrawn by a lever handle from either side, (handles not supplied). The lock is universal so can be fitted on left or right hung doors. 

This Union 5 Lever British Standard EN 3621 mortice sash lock comes in a brass or satin finish. 
Available in either 2 ½” 67mm or 3” 80mm.

The lock is supplied with 3 keys, but, extra keys can be ordered when purchasing lock.

It comes supplied with strikers and all fixings plus fitting instructions.

The Chubb/Union 3K74e levers can be changed with 2 new keys, rather than replacing complete lock.

Formerly made by the Chubb brand is now under the banner of Union


3K74e Union Sash Lock (COST) (FINISHES)

Union/Chubb 3K74 e Sash Lock

WHEN ORDERING LOCKS OR KEYS, YOU CAN ORDER AS MANY LOCKS OR KEYS AS REQUIRED, IN PAY PAL.

Union 5 lever B.S.Keys

We sell many other types of Union Products


Purchase the Union 3K74e through Keys Locks Padlocks discounted WEB SHOP


If you cannot find the UNION LOCKS or any other locks, you are looking for, on our WEB SHOP please fill in the form below, giving full details of lock required, and we will respond with a Discounted Lock Sales price as soon as possible.

Alternatively you can visit our Locksmith Shop or telephone our office on 0208 800 6041 to speak to a member of our Locksmith Team, who will be happy to give advice on Locks and Keys.


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