Is the Adaptor from GZ BSP/GW NPT, stainless steel, type A203 compatible with 60Â° cone BSP fittings and NPT-threaded ports without additional sealing materials?

No. The Adaptor from GZ BSP/GW NPT, stainless steel, type A203 is not compatible with 60Â° cone BSP fittings and NPT-threaded ports without additional sealing materials for both connections simultaneously: - The external BSP thread is specified as a 60Â° cone seal . this is a metal-to-metal cone face seal and will seal correctly with a matching BSP 60Â° cone fitting without extra sealing material on that cone face. - The internal NPT thread is specified as "thread seal" . NPT is a tapered pipe thread that requires a thread sealant (PTFE tape, liquid thread sealant or joint compound) to achieve a pressure-tight joint. It does not seal reliably by metal-to-metal contact alone. Therefore, when using the Adaptor from GZ BSP/GW NPT, stainless steel, type A203 with a BSP 60Â° cone fitting and an NPT-threaded port, you must use an appropriate thread sealant on the NPT connection even though the BSP cone side seals without additional material.

Does the Adaptor from GZ BSP/GW NPT, stainless steel, type A203 require thread sealant on the NPT side?

Adaptor from GZ BSP/GW NPT, stainless steel, type A203 has an internal NPT thread specified as "(thread seal)". Therefore you should use a thread sealant (e.g., PTFE tape or suitable pipe-joint compound) on the NPT side. The external BSP side seals by 60Â° cone metal-to-metal contact and does not require thread sealant. Use a sealant compatible with stainless steel and the fluid/service conditions.

Can the Adaptor from GZ BSP/GW NPT, stainless steel, type A203 be used with differing thread sealing methods on BSP and NPT sides?

Yes. The Adaptor from GZ BSP/GW NPT, stainless steel, type A203 is designed with two different sealing systems on its ports: an external BSP thread that seals by a 60Â° cone (metal-to-metal cone seal) and an internal NPT thread that requires a thread seal (tape, liquid sealant or comparable). Because each side uses its intended sealing method, you can safely use the adaptor in assemblies where the BSP side mates with a cone-sealing female port and the NPT side mates with a tapered-thread port requiring thread sealant. Ensure correct installation torque, use compatible sealant materials for AISI 316L and the media, and verify that the counterpart fittings are the proper BSP cone and NPT tapered types to maintain pressure integrity and avoid leaks.

Adaptor from GZ BSP/GW NPT, stainless steel, type A203

All products, High-pressure adapters/

Additional information

Material	SS – stainless steel

High-pressure adaptor type A203 with external BSP thread (60° cone seal) and internal NPT thread (thread seal). Material: AISI 316L steel.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
TI-A203-02-02-SS	Adaptor GZ BSP 1/8" / GW NPT 1/8", AISI 316	-	345	In stock	Enquiry
TI-A203-02-04-SS	Adaptor GZ BSP 1/8" / GW NPT 1/4", AISI 316	-	345	In stock	Enquiry
TI-A203-04-04-SS	Adaptor GZ BSP 1/4" / GW NPT 1/4", AISI 316	-	345	In stock	Enquiry
TI-A203-04-06-SS	Adaptor GZ BSP 1/4" / GW NPT 3/8", AISI 316	-	276	In stock	Enquiry
TI-A203-06-04-SS	Adaptor GZ BSP 3/8" / GW NPT 1/4", AISI 316	-	345	In stock	Enquiry
TI-A203-06-06-SS	Adaptor GZ BSP 3/8" / GW NPT 3/8", AISI 316	-	276	In stock	Enquiry
TI-A203-08-04-SS	Adaptor GZ BSP 1/2" / GW NPT 1/4", AISI 316	-	345	In stock	Enquiry
TI-A203-08-08-SS	Adaptor GZ BSP 1/2" / GW NPT 1/2", AISI 316	-	241	In stock	Enquiry
TI-A203-12-12-SS	Adaptor GZ BSP 3/4" / GW NPT 3/4", AISI 316	-	155	In stock	Enquiry
TI-A203-16-08-SS	Adaptor GZ BSP 1" / GW NPT 1/2", AISI 316	-	241	In stock	Enquiry
TI-A203-16-16-SS	Adaptor GZ BSP 1" / GW NPT 1", AISI 316	-	138	In stock	Enquiry
TI-A203-20-20-SS	Adaptor GZ BSP 1.1/4" / GW NPT 1.1/4", AISI 316	-	112	In stock	Enquiry
TI-A203-24-24-SS	Adaptor GZ BSP 1.1/2" / GW NPT 1.1/2", AISI 316	-	86	In stock	Enquiry
TI-A203-32-32-SS	Adaptor GZ BSP 2" / GW NPT 2", AISI 316	-	78	In stock	Enquiry