---
product_id: 701834268
title: "Caplugs PDE-4 PDE Series – Plastic Threaded Plug for Flareless Tube and Nut Assemblies, 1000 Pack, Red LD-PE, Thread Size 7/16\"-20 Protective Seals, Hydraulic Systems, Leak Prevention (99191536)"
brand: "caplugs"
price: "RM1319"
currency: MYR
in_stock: true
category: "Caplugs"
url: https://www.desertcart.com.my/products/701834268-caplugs-pde-4-pde-series-plastic-threaded-plug-for-flareless
store_origin: MY
region: Malaysia
---

# Ribbed knurled design for tool-free grip Fits 7/16"-20 thread size Durable LD-PE resists chemicals & weather Caplugs PDE-4 PDE Series – Plastic Threaded Plug for Flareless Tube and Nut Assemblies, 1000 Pack, Red LD-PE, Thread Size 7/16"-20 Protective Seals, Hydraulic Systems, Leak Prevention (99191536)

**Brand:** caplugs
**Price:** RM1319
**Availability:** ✅ In Stock

## Summary

> 🛠️ Lock in reliability, unlock peace of mind.

## Quick Answers

- **What is this?** Caplugs PDE-4 PDE Series – Plastic Threaded Plug for Flareless Tube and Nut Assemblies, 1000 Pack, Red LD-PE, Thread Size 7/16"-20 Protective Seals, Hydraulic Systems, Leak Prevention (99191536) by caplugs
- **How much does it cost?** RM1319 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.my](https://www.desertcart.com.my/products/701834268-caplugs-pde-4-pde-series-plastic-threaded-plug-for-flareless)

## Best For

- caplugs enthusiasts

## Why This Product

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

## Key Features

- • **Ergonomic Ribbed Grip:** Knurled ribs ensure effortless finger-tight installation and removal—no tools needed, no hassle.
- • **Bulk Pack for Efficiency:** 1000-pack supply keeps your operations running smoothly—never run out of essential protective plugs.
- • **Versatile Industrial Grade:** Trusted across aerospace, medical, and manufacturing sectors for leak prevention and contamination control.
- • **Chemical & Weather Resistant:** Crafted from flexible LD-PE, engineered to withstand extreme temperatures (-94°F to 175°F) and harsh environments.
- • **Precision Fit for Flareless Assemblies:** Seamlessly protects hydraulic and fluid power connections with exact 7/16"-20 threading.

## Overview

Caplugs PDE-4 Plastic Threaded Plugs are high-performance protective seals designed for flareless tube and nut assemblies with 7/16"-20 threads. Made from durable, chemical-resistant LD-PE, these ribbed plugs provide tool-free installation and superior leak prevention in hydraulic and industrial applications. Available in a convenient 1000-pack, they deliver trusted protection across demanding industries including aerospace and manufacturing.

## Description

PDE Series, plastic threaded plugs for flare less tube and nut assemblies are designed to fit tube and nut assemblies with common thread sizes interchangeably. These caps are knurled to aid with finger tightening installation and removal. : : B:.40, C:.56, TOFITTHRSZ: 7/16-20.

## Features

- PDE SERIES: Caplugs PDE Series Plastic Threaded Plugs for Flareless Tube and Nut Assemblies are red-colored plugs designed to fit tube and nut assemblies interchangeably, providing excellent protection from damage, leakage and contamination. They are commonly used in hydraulic systems and other fluid power applications, as well as in industrial settings and even in the aerospace industry.
- RIBBED DESIGN: Our PDE Series plugs are equipped with equally-spaced ribs on their sides – either six or eight depending on the specific model – which allow a sturdy grip and easy installation and removal. This knurled design also aids with finger tightening, eliminating the need for tools.
- EIGHT DIFFERENT SIZES: For your convenience, Caplugs PDE Series Plastic Threaded Plugs for Flareless Tube and Nut Assemblies are available in eight different sizes to fit the more common thread sizes, ranging from 3/8"-24 to 1-5/16"-12. This specific model fits Thread Size 7/16"-20.
- RESISTANT MATERIAL: Caplugs PDE Series Plastic Threaded Plugs for Flareless Tube and Nut Assemblies are fabricated from low-density polyethylene (LD-PE), a flexible and durable material that is resistant to water and a wide range of chemicals and weather types. It has a service temperature range of -94° F (-70° C) to 175° F (79° C).
- PARTS YOU CAN TRUST: Caplugs prides itself on its extensive line of premium products that are suitable for a plethora of industries, from aviation to medical, general manufacturing and everything in-between. At Caplugs, we provide the broadest range of solutions and the highest quality parts right when you need them. Our teams work diligently to ensure consistent results, with more engineers on staff, processes for creative solutions and molding experts for reliable quality.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B077D8MH2X |
| Best Sellers Rank | #653,844 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1,023 in Protective Caps |
| Date First Available | November 13, 2017 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 0.176 ounces |
| Item model number | 99191536 |
| Manufacturer | Caplugs Inc. |
| Product Dimensions | 5.6 x 5.6 x 6.5 inches |

## Product Details

- **Brand:** Caplugs
- **Color:** Red
- **Item Weight:** 4.99 g
- **Material:** Polyethylene
- **Number of Items:** 1000

## Images

![Caplugs PDE-4 PDE Series – Plastic Threaded Plug for Flareless Tube and Nut Assemblies, 1000 Pack, Red LD-PE, Thread Size 7/16"-20 Protective Seals, Hydraulic Systems, Leak Prevention (99191536) - Image 1](https://m.media-amazon.com/images/I/51MUMe9eJEL.jpg)

## Frequently Bought Together

- Caplugs PDE-4 PDE Series – Plastic Threaded Plug for Flareless Tube and Nut Assemblies, 1000 Pack, Red LD-PE, Thread Size 7/16"-20 Protective Seals, Hydraulic Systems, Leak Prevention (99191536)
- Caplugs CD-6 CD Series – Plastic Threaded Cap for Flared JIC Fittings, 200 Pack, Red LD-PE, to Fit Thread Size 9/16"-18 Protective Closures, Dirt and Moisture Seals, Masking, Painting (99394440)
- Caplugs CD-4 CD Series – Plastic Threaded Cap for Flared JIC Fittings, 200 Pack, Red LD-PE, to Fit Thread Size 7/16"-20 Protective Closures, Dirt and Moisture Seals, Masking, Painting (99394437)

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*Product available on Desertcart Malaysia*
*Store origin: MY*
*Last updated: 2026-02-22*