Is the Crimped sleeve for thick-walled air conditioning hose, aluminum, type 2051A compatible with standard refrigeration hose diameters and materials?

Crimped sleeve for thick-walled air conditioning hose, aluminum, type 2051A is designed specifically for thick-walled refrigerant/air-conditioning hoses and is made of aluminum. Compatibility with standard refrigeration hose diameters and materials depends on matching the sleeveâs inner diameter and crimp profile to the hose outer diameter and wall construction. If the sleeveâs dimensions correspond to the common sizes of standard refrigeration hoses and the hose is a thick-walled type intended for crimp fittings (typically rubber or elastomeric inner/outer layers with reinforcement), then type 2051A will be compatible. However, if a hose uses nonstandard diameters, very different wall thicknesses, or materials not suited for crimping (e.g., some multilayer polymer or very rigid metal-lined hoses), the sleeve may not achieve a secure seal or mechanical retention. In practice, verify the exact outer diameter, wall construction and manufacturerâs recommendations of the hose against the specified range for Crimped sleeve for thick-walled air conditioning hose, aluminum, type 2051A before use.

Does the Crimped sleeve for thick-walled air conditioning hose, aluminum, type 2051A support high-pressure refrigerants like R134a or R1234yf?

Crimped sleeve for thick-walled air conditioning hose, aluminum, type 2051A is a mounting/clamping component made of aluminum for securing thick-walled refrigerant hoses. Based on that description alone, the sleeveâs primary function is mechanical fixation and strain relief; it is not a pressure-containing or sealing element for refrigerant systems. Therefore: - The sleeve itself does not provide a pressure seal or act as a pressure-rated fitting for refrigerants such as R134a or R1234yf. - Its suitability for use with high-pressure refrigerants depends on the overall hose assembly and fittings: the hose, crimping process, and certified end fittings must be rated and approved for the specific refrigerant and system pressure. - Aluminum construction is common and compatible with many refrigerants, but compatibility and safety require that the sleeve, hose, and fittings be part of a certified assembly that meets applicable standards and pressure ratings for R134a or R1234yf. Conclusion: Crimped sleeve for thick-walled air conditioning hose, aluminum, type 2051A alone does not support or certify high-pressure refrigerants; use only as part of a properly rated, certified hose assembly and follow manufacturer specifications and relevant regulations.

Crimped sleeve for thick-walled air conditioning hose, aluminum, type 2051A

Additional information

Material	AL – aluminum
Standard length [m]	30

Clamp mounting sleeve for thick-walled refrigerant hoses, type 2051A. Material: aluminum.

List of product variants

Article number	Product variant name	Nominal inner diameter	Working pressure [bar]
BU-2051A-06	Sleeve for thick-walled hoses for freon 5/16"	-	-
BU-2051A-08	Sleeve for thick-walled hoses for freon 13/32	-	-
BU-2051A-10	Sleeve for thick-walled hoses for freon 1/2"	-	-
BU-2051A-12	Sleeve for thick-walled hoses for freon 5/8"	-	-