---
product_id: 37315903
title: "Marquest PVC Needle Valve, 1/4\" Fem NPT x 1/4\" Fem NPT, PTFE Seals"
brand: "marquest scientific"
price: "฿6839"
currency: THB
in_stock: true
url: https://www.desertcart.co.th/products/37315903-marquest-pvc-needle-valve-1-4-fem-npt-x-1
store_origin: TH
region: Thailand
---

# integral panel mount, no fasteners 20% finer metering control bubble-tight, low torque shutoff Marquest PVC Needle Valve, 1/4" Fem NPT x 1/4" Fem NPT, PTFE Seals

**Brand:** marquest scientific
**Price:** ฿6839
**Availability:** ✅ In Stock

## Summary

> 🔩 Dial in perfection with Marquest’s precision PVC needle valve!

## Quick Answers

- **What is this?** Marquest PVC Needle Valve, 1/4" Fem NPT x 1/4" Fem NPT, PTFE Seals by marquest scientific
- **How much does it cost?** ฿6839 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/37315903-marquest-pvc-needle-valve-1-4-fem-npt-x-1)

## Best For

- marquest scientific enthusiasts

## Why This Product

- Trusted marquest scientific brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Pure PTFE Seals:** No elastomers or lubricants means zero corrosion and zero compromise on chemical resistance.
- • **Leakproof Longevity:** Bubble-tight, low torque shutoff ensures reliable, contamination-free performance over the long haul.
- • **Rugged PVC Durability:** All injection-molded PVC construction resists corrosion and eliminates metal contamination risks.
- • **Precision Flow Mastery:** Experience ultra-fine 24 pitch metering threads for 20% smoother, more accurate flow control.
- • **Tool-Free Panel Mounting:** Innovative integral panel mount fits 1/16" to 1/2" thickness—no screws or extra hardware needed.

## Overview

The Marquest PVC Needle Valve features a 1/4" female NPT inlet and outlet with PTFE seals, delivering a precise flow rate of 15.7 L/min. Its rugged, injection-molded PVC design offers corrosion resistance and contamination-free operation, enhanced by bubble-tight, low torque shutoff and 24 pitch metering threads for 20% finer flow control. The valve mounts easily to panels without fasteners, making it a durable, maintenance-free solution for professional plumbing applications.

## Description

Marquest Throttle Master PVC Needle Valve, 1/4" Fem NPT x 1/4" Fem NPT, PTFE Seal, .310 Cv

## Features

- Needle finish, SPI/SPE No. 1. Bubble tight, low torque shutoff long term performance.
- All injection molded, rugged design and construction
- 24 Pitch metering thread. 20% Finer metering control. Excellent Linearity of Flow.
- Integrally designed panel mounting, no fasteners required, mounts to panel thicknesses from 1/16" to 1/2".
- No elastomers (O-Rings), metals or lubricants, no corrosion, no contamination.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Polyvinyl Chloride |
| Brand | Marquest Scientific |
| Exterior Finish | PVC |
| Inlet Connection Type | 1/4" Female NPT |
| Outlet Connection Type | 1/4" Female NPT |
| Number of Ports | 24 |
| Specification Met | ASTM |
| Manufacturer | Marquest Scientific |
| UPC | 705641247967 |
| Part Number | NG-20-PVC |
| Item Weight | 0.01 ounces |
| Item model number | Throttle Master |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Flow Rate | 15.7 Liters Per Minute |
| Batteries Required? | No |

## Product Details

- **Material:** Polyvinyl Chloride
- **Brand:** Marquest Scientific
- **Exterior Finish:** PVC
- **Inlet Connection Type:** 1/4" Female NPT
- **Outlet Connection Type:** 1/4" Female NPT
- **Number of Ports:** 24
- **Specification Met:** ASTM
- **Manufacturer:** Marquest Scientific
- **UPC:** 705641247967

## Images

![Marquest PVC Needle Valve, 1/4" Fem NPT x 1/4" Fem NPT, PTFE Seals - Image 1](https://m.media-amazon.com/images/I/416Ir0H3nSL.jpg)

## Frequently Bought Together

- Marquest PVC Needle Valve, 1/4" Fem NPT x 1/4" Fem NPT, PTFE Seals
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**Shop now:** [https://www.desertcart.co.th/products/37315903-marquest-pvc-needle-valve-1-4-fem-npt-x-1](https://www.desertcart.co.th/products/37315903-marquest-pvc-needle-valve-1-4-fem-npt-x-1)

---

*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-02-24*