Torque Requirements, Installation and Qualification Test, Hose and Tube Fitting.
|Publication Date:||1 November 1988|
This Aerospace Recommended Practice (ARP) is 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 - Flared to mate with MS33514
Material I - steel, corrosion resistant steel, and titanium fittings
Material II - Aluminum fittings