Hammar MA-1 Operating Head - 2029 Expiry!

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£32.99 inc VAT

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This replacement operating head will fit all 150N, 190N and 275N automatic jackets that use the hammar MA1 (hydrostatic) automatic inflator. It is not interchangeable with the A1 or M1A1 head, (the black back plates won't mate together). 

The kit includes a replacement Hammar hydrostatic head, this part is used for replacing date expired operating heads.

These parts have a sell by / use by date - ours are guaranteed to be the freshest stock available in the UK. If you are unsure which rearming kit your lifejacket accepts please email us before ordering! 

Customer Reviews

By ANTHONY HALL on 5th August 2020
"Easy to fit , reassuring to know that it is up to date again."
Star Rating 5
By Malcolm Butler on 24th March 2015
"Easy to replace out of date units"
Star Rating 5
By Malcolm Witherden on 26th November 2013
"First class service and product from Marine Warehouse - repeat customer. Product easily fitted after watching the Marine Warehouse video on Youtube showing how to remove old inflator and install replacement - 5 year expiry date - 5*"
Star Rating 5