Is the CAMLOCK BR connector socket with male thread, aluminum compatible with fluids at temperatures above 80Â°C when sealed with NBR?

Short answer: No . the CAMLOCK BR connector socket with male thread, aluminum sealed with NBR is not generally suitable for continuous use with fluids above 80Â°C. Why: NBR (nitrile rubber) has a typical continuous-service temperature limit up to ~90â100Â°C, but practical chemical resistance and sealing performance start to degrade above ~80Â°C, especially under pressure (working pressure up to 10 bar) and with aggressive hydrocarbons common in petrochemical service. Degradation can cause hardening, loss of elasticity, swelling or leak paths. Aluminum and AISI 304/brass levers are thermally tolerant, but the seal is the limiting component. If you must operate above 80Â°C: consider using a connector with a highâtemperature seal (e.g., Viton/FKM, EPDM depending on fluid compatibility) rated for your fluid and temperature, verify pressure ratings at elevated temperature, and perform compatibility testing or consult the manufacturerâs technical datasheet for the CAMLOCK BR connector socket with male thread, aluminum for exact temperature/chemical limits.

Can the CAMLOCK BR connector socket with male thread, aluminum be used in seawater applications given its AISI 304 levers and NBR seals?

No - the CAMLOCK BR connector socket with male thread, aluminum is not recommended for seawater applications. Although the body is aluminum and seals are NBR, the levers are AISI 304 stainless steel (except brass in certain sizes), and AISI 304 has limited corrosion resistance in chloride-rich environments like seawater and may suffer pitting and crevice corrosion. NBR seals resist many hydrocarbons but have limited long-term ozone and UV resistance; they tolerate seawater short-term but are not optimal for prolonged immersion. For reliable seawater use, choose fittings with higher-grade stainless (e.g., AISI 316/316L or duplex) and seals specified for marine service (e.g., EPDM or FKM as appropriate).

Does the CAMLOCK BR connector socket with male thread, aluminum support use with diesel and petrochemical fuels?

Yes. The CAMLOCK BR connector socket with male thread, aluminum is suitable for use with diesel and many petrochemical fuels. Reasoning from the provided specification: - Itâs manufactured to MIL-C-27487 (A-A-59326), a standard commonly applied for transfer connections in the petrochemical industry. - Construction materials are compatible: body is aluminum and levers are AISI 304 stainless steel (or brass on sizes 1Â¼"â4"), which are commonly used in fuel handling equipment. - Sealing is NBR (nitrile rubber), which is widely used for seals in diesel and many hydrocarbon fuels and performs well with petroleum products. - Working pressure up to 10 bar is appropriate for typical fuel transfer operations. Caveats: NBR has limited compatibility with some aggressive chemicals, aromatics, and certain biofuel blends at elevated temperatures; verify compatibility for specific fuels (e.g., high-biodiesel blends, aggressive additives, or specialty petrochemicals) and operating temperatures. If exposure to such fluids is expected, consider confirming with the manufacturer or selecting a different seal material (e.g., FKM/EPDM) as needed.

CAMLOCK BR connector socket with male thread, aluminum

Additional information

Material	AL – aluminum

CAMLOCK BR (reduction) connector socket with external BSPT thread made according to the American military standard MIL-C-27487 (A-A-59326), commonly used as a transfer connection, particularly in the petrochemical industry. Working pressure: up to 10 bar. Material: aluminum. Levers: AISI 304 steel (in sizes 1.1/4″ to 4″ – levers made of brass). Sealing: NBR.

List of product variants

Article number	Product variant name	Nominal inner diameter	Working pressure [bar]
AC-B-150-100-AX	CAMLOCK B 1.1/2" coupling with GZ 1", aluminum	-	10
AC-B-200-150-AX	CAMLOCK B 2" connector with GZ 1.1/2", aluminum	-	10
AC-B-300-200-AX	CAMLOCK B 3" coupling with GZ 2", aluminum	-	10
AC-B-300-400-AX	CAMLOCK B 3" coupling with GZ 4", aluminum	-	10
AC-B-400-300-AX	CAMLOCK B 4" coupling with GZ 3", aluminum	-	10

CAMLOCK BR (reduction) connector socket with external BSPT thread made according to the American military standard MIL-C-27487 (A-A-59326), commonly used as a transfer connection, particularly in the petrochemical industry. Working pressure: up to 10 bar. Material: aluminum. Levers: AISI 304 steel (in sizes 1.1/4″ to 4″ – levers made of brass). Sealing: NBR.