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SAE J51
Refrigerant 12 Automotive Air-Conditioning Hose
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STANDARD published on 1.4.2015
The information about the standard:
Designation standards: SAE J51
Publication date standards: 1.4.2015
SKU: NS-663871
Country: American technical standard
Category: Technical standards SAE
Annotation of standard text SAE J51 :
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.1
NOTE—R12 refrigerant has been placed on a banned substance list due to its ozone depletion characteristics. SAE J51 specification will be phased out as new automotive A/C systems are using R134a. SAE J2064 is the Standard for refrigerant 134a hose. For refrigerant 134a use, refer to SAE J2064.
SUBJECT TAXONOMY: Air conditioning, Refrigerants, Hoses
SUBFILE: Automotive
TYPE OF DOCUMENT: Ground Vehicle Standard
Stabilized: Apr 2015 
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