Is the GZ BSPT Twisted Hydraulic Fitting, Carbon Steel, AGR-K Type S compatible with both rubber and thermoplastic hoses when used with a screwed sleeve?

Yes. The GZ BSPT Twisted Hydraulic Fitting, Carbon Steel, AGR-K Type S is engineered for secure connections with both rubber and thermoplastic hoses when used with a screwed sleeve. Its external BSPT thread and 60° sealing cone (AGR-K), combined with high-quality carbon steel construction and protective zinc coating, ensure a tight, durable, and leak-free fit for demanding hydraulic applications.

Can the GZ BSPT Twisted Hydraulic Fitting, Carbon Steel, AGR-K Type S endure high-pressure cyclical loading without compromising its BSPT 60° sealing cone integrity?

Yes — the GZ BSPT Twisted Hydraulic Fitting, Carbon Steel, AGR-K Type S is engineered to endure high‑pressure cyclical loading while maintaining the integrity of its BSPT 60° sealing cone, provided it is used within its specified pressure, temperature and assembly limits. Key reasons: - Material and finish: Carbon steel construction with protective zinc coating gives strong mechanical strength and good corrosion/wear resistance, reducing fatigue and surface degradation that could compromise the sealing cone under cycles. - Design and geometry: The precise BSPT threading and accurately machined 60° sealing cone (AGR-K) ensure consistent metal‑to‑metal contact and reliable sealing even during repeated loading, minimizing micro‑movement that causes leakage. - Intended use: The product is described for demanding and heavy‑duty hydraulic applications and for use with properly matched sleeves and hoses, indicating suitability for repetitive high‑pressure service when correctly assembled. - Limitations: Endurance under cyclic loading depends on actual operating pressure cycles, peak pressures, frequency, temperature, fluid type, assembly torque, and compatibility with mating components. Exceeding rated limits, improper installation, or poor mating surfaces can lead to fatigue, thread distortion or sealing wear. Recommendation: Use the fitting within manufacturer’s rated pressure and service conditions, ensure correct sleeve/hose pairing and proper installation torque, and follow periodic inspection/replacement intervals for systems with severe cyclical loading.

GZ BSPT Twisted Hydraulic Fitting, Carbon Steel, AGR-K Type S

All products, Fittings for high-pressure hoses/

Additional information

Material	CS – steel (cast iron)

The screwed hydraulic end type S with external BSPT thread and 60° sealing cone (AGR-K) is a robust and reliable solution for demanding hydraulic applications. Engineered for secure connection with rubber and thermoplastic hoses, it is designed to be used in combination with a screwed sleeve, ensuring a tight and durable fit. Manufactured from high-quality carbon steel and finished with a protective zinc coating, it offers excellent resistance to wear, corrosion, and mechanical stress, extending the service life of hydraulic systems even under intensive use. Its precise threading and sealing geometry guarantee leak-free performance, while the sturdy construction provides consistent reliability in both standard and heavy-duty operations. This fitting is an ideal choice for industries requiring efficiency, safety, and long-term durability in hydraulic connections, delivering optimal performance across a wide range of applications.

List of product variants

Article number	Product variant name	Nominal inner diameter	Working pressure [bar]
TI-SBZ130-02-03	End screw GZ BSPT 1/8", hose 5/16"	-	-
TI-SBZ130-04-04	End screw GZ BSPT 1/4", hose 1/4"	-	-
TI-SBZ130-06-05	End screw GZ BSPT 3/8", hose 5/16"	-	-
TI-SBZ130-06-06	End screw GZ BSPT 3/8", hose 3/8"	-	-
TI-SBZ130-08-08	End screw GZ BSPT 1/2", hose 1/2"	-	-
TI-SBZ130-12-10	End screw GZ BSPT 3/4", hose 5/8"	-	-
TI-SBZ130-12-12	End screw GZ BSPT 3/4", hose 3/4"	-	-
TI-SBZ130-16-16	End screw GZ BSPT 1", hose 1"	-	-
TI-SBZ130-20-20	End screw GZ BSPT 1.1/4", hose 1.1/4"	-	-
TI-SBZ130-24-24	End screw GZ BSPT 1.1/2", hose 1.1/2"	-	-

The screwed hydraulic end type S with external BSPT thread and 60° sealing cone (AGR-K) is a robust and reliable solution for demanding hydraulic applications. Engineered for secure connection with rubber and thermoplastic hoses, it is designed to be used in combination with a screwed sleeve, ensuring a tight and durable fit. Manufactured from high-quality carbon steel and finished with a protective zinc coating, it offers excellent resistance to wear, corrosion, and mechanical stress, extending the service life of hydraulic systems even under intensive use. Its precise threading and sealing geometry guarantee leak-free performance, while the sturdy construction provides consistent reliability in both standard and heavy-duty operations. This fitting is an ideal choice for industries requiring efficiency, safety, and long-term durability in hydraulic connections, delivering optimal performance across a wide range of applications.