Product Introduction

The Stainless Steel Pipe Fittings Hose Nipple is engineered to create a superior, leak-proof interface between a female-threaded pipe port and a flexible hose. Its design incorporates multiple sharp barbed ridges that bite securely into the hose's inner wall. When used in conjunction with a hose clamp, this hose nipple forms a dual-locking connection that is highly resistant to vibration and pull-out, ensuring reliability in demanding applications.

Detailed Dimension Table

Nominal Size	Total Length (L)	Male Thread (G)	Hex Across Flats (S)	Hose Barb OD (D)
1/8"	28 mm	G1/8"	14 mm	10 mm
1/4"	30 mm	G1/4"	17 mm	12 mm
3/8"	32 mm	G3/8"	19 mm	14 mm
1/2"	35 mm	G1/2"	22 mm	16.5 mm
3/4"	40 mm	G3/4"	27 mm	20 mm
1"	46 mm	G1"	34 mm	25.5 mm
1-1/4"	50 mm	G1-1/4"	41 mm	31 mm
1-1/2"	54 mm	G1-1/2"	47 mm	36 mm
2"	60 mm	G2"	55 mm	45 mm

Technical Specifications & Compliance

Item	Specification
Thread Standards	ASME B1.20.1 (NPT), ISO 228/1 (G), ISO 7/1 (R/Rp)
Dimension Standards	ISO 4144, JIS
Pressure Rating	150 LBS (~2.0 MPa)
Material Standards	ASTM A351-CF8 (AISI 304), ASTM A351-CF8M (AISI 316), AISI 304, 304L, 316, 316L
Manufacturing Process	Casting, Welded Pipe, Seamless Pipe

Product Advantages

Vibration-Resistant & Secure Locking

Unlike standard threaded connections, the barbed design of this Stainless Steel Pipe Fittings Hose Nipple mechanically grips the hose from within. This effectively dampens continuous vibrations from equipment like air compressors and water pumps, preventing connection failure.

Exceptional Durability

Manufactured from corrosion-resistant stainless steel (SS304/316), it offers a long service life even in harsh, humid, or chemically exposed environments.

Easy & Tool-Friendly Installation

The integration of standard BSPP threads and a hexagonal body allows for quick installation using common wrenches, significantly reducing assembly time and maintenance costs.

Product Applications

This stainless steel hose nipple is a versatile component used across various industries, including:

Industrial Machinery

Connecting hoses for coolant, lubrication, and air lines on machine tools.

Chemical & Water Processing

Transferring mild chemicals and water in treatment systems (compatibility assured).

Agriculture & Irrigation

Serving as a key connector in fertilizer, pesticide, and water spray lines.

FAQ

Q1: How do I ensure a leak-proof connection on the hose side?

A: After pushing the hose firmly onto the barbed end until it bottoms out, it is essential to secure it with a hose clamp directly over the hose where it covers the barb. This two-step process (pushing + clamping) is critical for creating a vibration-proof seal.

Q2: What should I consider when selecting a hose for this nipple?

A: To ensure optimal sealing and service life, the hose's Inner Diameter (ID) must be a tight push-fit match for the barb's Outer Diameter (D). Forcing a hose that is too tight or using one that is too loose can lead to immediate leakage or premature failure.

Q3: Is this fitting compatible with NPT threads?

A: This specific model is designed with BSPP (G) threads. While BSPP and NPT threads are not directly interchangeable due to differences in thread angle and pitch, a seal can often be achieved with the use of appropriate thread sealant tape or compound. For optimal performance, we recommend matching the thread type to your equipment's port.

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