Hammar MA-1 Operating Head

Hammar MA-1 Operating Head

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Price: £29.99 inc VAT

Current stock is 2021 manufactured and expires 2026

UK delivery from £4.99 per order!


This replacement operating head will fit all 150N 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! 

write a review

Malcolm Witherden said...
"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
Malcolm Butler said...
"Easy to replace out of date units"
Star Rating 5
"Easy to fit , reassuring to know that it is up to date again."
Star Rating 5
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