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Yes that is fine. the spring is required in our pumper valve

December 15 2011 at 10:29 PM
Glover, Walter  (Login Voltar1)
Crosman Forum Member
from IP address

Response to OK, put the spring back in

let's try this.

1,000psi in valve, spring of 5# on a 1/4" diameter check, what pressure will be used to add air into the valve? _________________________

At the instance of air moving into the valve what force is on the check valve?____________________


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