Description / Abstract:
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