Questions about Hose and Flexible Tubing
What does federal supply class 4720 cover?
Federal supply class 4720 covers hose and flexible tubing, including made-up hose assemblies. Items filed here include nonmetallic hose assemblies.
How is a part in federal supply class 4720 identified?
A hose assembly is identified by its NSN and item name, and the record carries the characteristics on file and the manufacturer cross-references for it. Each item in the class has its own National Stock Number (NSN) record, listed above.