These shorter one-piece plugs (sold without chaines) can be used, where space is limited, to seal off cylinder valves and still be able to install the cylinder valve cap. Nipples have replaceable soft tips or o-rings.
Unit of Measure

Specifications

CGA Standard

N/A 555

Application

N/A Propane

Thread Size

N/A .908”-14NGO-LH-INT

Gas Seal

N/A 3,000 psi

Part

N/A Chain Plug