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Home > Product > Needle valve > By End Connection > Screwed (BSP / NPT) Needle Valve Manufacturer in India

Screwed (BSP / NPT) Needle Valve Manufacturer in India | Threaded End Valves – Perfect Engineers

Simple Installation. Reliable Shut-Off. Global Compatibility.

At Perfect Engineers, we specialize in manufacturing Screwed (BSP/NPT) Needle Valves for safe, reliable, and precise flow control in liquid and gas pipelines. Designed with threaded male/female ends, these valves are perfect for inline connection without welding, offering easy installation and disassembly.

Our threaded needle valves are available in SS 316, SS 304, Brass, Carbon Steel, Monel, Hastelloy, and other exotic materials, with pressure ratings up to 6000 PSI — making them ideal for a wide range of industrial systems worldwide

Table of Contents

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What Is a Screwed Needle Valve?

A screwed (threaded) needle valve features BSP (British Standard Pipe) or NPT (National Pipe Thread) connections for direct installation into threaded pipes or fittings. It is a manual flow control valve that provides leak-proof shut-off and fine throttling for gas, liquid, steam, or chemical media.

Ideal for both low- and high-pressure systems, screwed needle valves are widely used in hydraulic, pneumatic, water, oil, and gas applications.

Key Features

  1. Available with BSP (Parallel / Tapered) and NPT (ANSI B1.20.1) threads
  2. Pressure class: 1000 to 6000 PSI, up to 10,000 PSI on request
  3. Size range: ⅛” to 1” BSP/NPT, custom up to 2″
  4. Male x Female, Male x Male, Female x Female configurations available
  5. Materials: SS 316, SS 304, Brass, CS A105, Monel, Hastelloy, Duplex
  6. Leak-tight shutoff with PTFE, PEEK, or metal seats

Technical Specifications

Parameter Specification
Thread Standard BSP (Parallel or Tapered), NPT (ANSI)
Pressure Rating Up to 6000 PSI (custom 10,000 PSI)
Body Materials SS 316, SS 304, CS, Brass, Monel, Hastelloy
Seat Options PTFE, PEEK, Graphite, Metal-to-Metal
Sizes Available ⅛”, ¼”, ⅜”, ½”, ¾”, 1”
Temperature Range -20°C to +450°C
Testing Hydrostatic & Pneumatic (API/BS EN)
Certification ISO 9001:2015, EN 10204 3.1, CE, IBR

BSP vs NPT Thread – Comparison Table

Feature BSP Thread (ISO 228/ISO 7) NPT Thread (ANSI B1.20.1)
Origin UK / Europe USA / International
Thread Type Parallel or Tapered Tapered Only
Seal Method Thread + sealing compound/tape Thread interference + sealant
Used In India, UK, Europe, Asia USA, Canada, Middle East
Availability at PE Available Available

Contact Us for Pricing & OEM Support

Call

+91-9004860491

Website

www.perfectqrc.com

Applications of BSP/NPT Needle Valves

  1. Instrumentation tubing and process panels
  2. Air and gas control systems
  3. Oil and gas wellhead and downstream loops
  4. Pneumatic and hydraulic line control
  5. Water treatment plants & filtration skids
  6. Sampling and chemical injection systems
  7. Machine skids, RO units, and OEM equipment

Why Perfect Engineers?

  • Threaded valve specialists with 30+ years of manufacturing excellence
  • BSP/NPT thread gauges calibrated for perfect fitment and no leaks
  • Supplied with MTC, Test Certificate, IBR, CE, and third-party inspections
  • OEM-ready with laser marking, barcoding, and export packaging
  • Ready stock for common sizes and material grades

FAQs – Screwed (BSP/NPT) Needle Valves

Yes. All valves are leak-tested and rated for full pressure. Use appropriate PTFE tape or sealant during installation.

Yes. We offer MxM, FxF, MxF, and combo configurations in BSP or NPT.

Absolutely. Our valves are tested and suitable for air, nitrogen, oxygen, hydrogen, CO₂, natural gas, etc.

Standard sizes are ready in stock. Custom materials or end types are delivered in 7–10 working days.

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We serve purchase heads, OEMs, and end-users with tailored Screwed (BSP / NPT) Needle Valve Manufacturer in India | Threaded End Valves – Perfect Engineers recommendations and commercial pricing.