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J51 - Refrigerant 12 Automotive Air-Conditioning Hose

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Document Number: J51
Project Initiation: 04-07-2014
Sponsor Name: Steven Monthey
Title
Refrigerant 12 Automotive Air-Conditioning Hose
Scope
This SAE Standard covers reinforced hose, or hose assemblies, intended for conducting liquid and gaseous dichlorodifluoromethane (refrigerant 12) in automotive air-conditioning systems. The hose shall be designed to minimize permeation of refrigerant 12 and contamination of the system and to be serviceable over a temperature range of -30 to 120 °C (-22 to 248 °F). Specific construction details are to be agreed upon between user and supplier. NOTE— SAE J2064 is the Standard for refrigerant 134a hose. For refrigerant 134a use, refer to SAE J2064
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