Is the Adaptor - hydraulic coupling nut with GW BSP, carbon steel, type A106 compatible with standard BSP flat-sealing male threads?

Adaptor - hydraulic coupling nut with GW BSP, carbon steel, type A106 Format: Yes. The High-pressure adapter (connecting nut), type A106 is described as having internal BSP threads with flat sealing. That means it is designed to mate with standard BSP flat-sealing male threads (parallel BSPP male with a flat face) to form a metal-to-metal or gasket-assisted flat seal. Because the adapter is carbon steel and galvanized, it will provide the mechanical strength and corrosion protection typical for high-pressure flat-sealing BSP connections. Ensure the mating male thread is the correct BSPP (parallel) profile and that any required flat sealing surface (and gasket, if specified) is present and in good condition to achieve a proper seal.

Does the Adaptor - hydraulic coupling nut with GW BSP, carbon steel, type A106 require a specific torque for reliable flat sealing?

Adaptor - hydraulic coupling nut with GW BSP, carbon steel, type A106 Format: Yes. For reliable flat (face) sealing with the Adaptor - hydraulic coupling nut with GW BSP, carbon steel, type A106 Format a specific tightening torque is required to compress the flat sealing surface adequately without damaging threads or the sealing face. The exact torque value depends on thread size, gasket/seat condition and lubrication; consult the manufacturer's torque chart or engineering data for the specific BSP size. If no chart is available, use standard torque guidelines for carbon steel BSP fittings of the given diameter and ensure progressive, even tightening and pressure testing to verify seal integrity.

Can Adaptor - hydraulic coupling nut with GW BSP, carbon steel, type A106 be used with stainless steel male fittings?

Generally yes. but with important caveats. Details: - Adaptor - hydraulic coupling nut with GW BSP, carbon steel, type A106 (galvanized, internal BSP flat-sealing) can be mechanically connected to stainless steel male fittings with matching BSP threads and flat/face sealing geometry. BSP flat sealing relies on metal-to-metal contact between the face of the male fitting and the flat seat in the coupling nut rather than on a soft elastomer, so dissimilar metals can form a seal if surfaces and dimensions match and torque is correct. - Corrosion/risk: Carbon steel (even galvanized) in contact with stainless steel can create a galvanic couple in corrosive environments, accelerating corrosion of the carbon steel and potentially compromising the galvanizing. If the assembly will be exposed to moisture, salt, chemicals, or long service life, corrosion protection or isolation (coatings, sealants, dielectric barriers) should be considered. - Compatibility & pressure: Verify that the pressure/temperature ratings of the A106 carbon-steel nut and the stainless male fitting are compatible. Mismatched strength or different thread tolerances can affect sealing and safety. - Threads and sealing face: Ensure BSP size, thread form, and flat sealing face dimensions conform to the same standard. Any burrs, damage or incorrect fit will prevent a reliable flat metal seal. - Installation: Use correct torque values and follow manufacturer instructions. Avoid excessive tightening (risk of damage) or under-tightening (leakage). - Recommendation: For critical, high-pressure, corrosive, or safety-sensitive applications, consult the manufacturers of both components or a qualified engineer. Consider using matched-material combinations or specified isolation methods to prevent galvanic corrosion. Conclusion: Mechanical assembly is possible, but confirm dimensional match, ratings, and mitigate galvanic corrosion for safe, long-term use.

Adaptor – hydraulic coupling nut with GW BSP, carbon steel, type A106

All products, High-pressure adapters/

Additional information

Material	CS – steel (cast iron)

High-pressure adapter (connecting nut), type A106 with internal BSP threads (flat sealing). Material: carbon steel, galvanized.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
TI-A106-02-02	Adaptor GW BSP 1/8" / GW BSP 1/8"	-	350	In stock	Enquiry
TI-A106-02-04	Adapter GW BSP 1/8" / GW BSP 1/4"	-	350	In stock	Enquiry
TI-A106-02-06	Adaptor GW BSP 1/8" / GW BSP 3/8"	-	250	In stock	Enquiry
TI-A106-02-08	Adapter GW BSP 1/8" / GW BSP 1/2"	-	225	In stock	Enquiry
TI-A106-04-04	Adaptor GW BSP 1/4" / GW BSP 1/4"	-	350	In stock	Enquiry
TI-A106-04-06	Adapter GW BSP 1/4" / GW BSP 3/8"	-	250	In stock	Enquiry
TI-A106-04-08	Adapter GW BSP 1/4" / GW BSP 1/2"	-	225	In stock	Enquiry
TI-A106-04-12	Adapter GW BSP 1/4" / GW BSP 3/4"	-	200	In stock	Enquiry
TI-A106-06-06	Adaptor GW BSP 3/8" / GW BSP 3/8"	-	250	In stock	Enquiry
TI-A106-06-08	Adapter GW BSP 3/8" / GW BSP 1/2"	-	225	In stock	Enquiry
TI-A106-06-12	Adapter GW BSP 3/8" / GW BSP 3/4"	-	200	In stock	Enquiry
TI-A106-08-08	Adapter GW BSP 1/2" / GW BSP 1/2"	-	225	In stock	Enquiry
TI-A106-08-12	Adapter GW BSP 1/2" / GW BSP 3/4"	-	200	In stock	Enquiry
TI-A106-08-16	Adapter GW BSP 1/2" / GW BSP 1"	-	160	In stock	Enquiry
TI-A106-12-12	Adaptor GW BSP 3/4" / GW BSP 3/4"	-	200	In stock	Enquiry
TI-A106-12-16	Adapter GW BSP 3/4" / GW BSP 1"	-	160	In stock	Enquiry
TI-A106-16-16	Adaptor GW BSP 1" / GW BSP 1"	-	160	In stock	Enquiry
TI-A106-16-20	Adaptor GW BSP 1" / GW BSP 1.1/4"	-	160	In stock	Enquiry
TI-A106-20-20	Adaptor GW BSP 1.1/4"/ GW BSP 1.1/4"	-	160	In stock	Enquiry
TI-A106-20-24	Adapter GW BSP 1.1/4" / GW BSP 1.1/2"	-	160	In stock	Enquiry
TI-A106-24-24	Adapter GW BSP 1.1/2" / GW BSP 1.1/2"	-	160	In stock	Enquiry
TI-A106-24-32	Adapter GW BSP 1.1/2" / GW BSP 2"	-	160	In stock	Enquiry
TI-A106-32-32	Adaptor GW BSP 2" / GW BSP 2"	-	100	In stock	Enquiry