Torque Requirements, Installation and Qualification Test, Hose and Tube Fitting
|Publication Date:||30 November 1988|
This Aerospace Recommended Practice (ARP) i s intended to establish recommended installation torque value limits and test criteria for machined flared and flareless hose and tube end fitting connections. Assembly of bite-type MS21922 flareless sleeves is not included in this ARP (see MIL-F-18280).
This ARP is applicable to two types of connections and two basic material classifications.
Type I - Flared to mate with MS33656
Type II - Flareless to mate with MS33514
Material I - Steel, corrosion resistant steel, and titanium fittings
Material II - Aluminum fittings