---
product_id: 262696774
title: "Rectorseal 31631 1/4 Pint Brush Top Tru-Blu Pipe Thread Sea"
brand: "rectorseal"
price: "$37.54"
currency: USD
in_stock: true
category: "Rectorseal"
url: https://www.desertcart.us/products/262696774-rectorseal-31631-1-4-pint-brush-top-tru-blu-pipe
store_origin: US
region: United States of America
---

# Withstands up to 10,000 psi liquid pressure PTFE-based blue sealant Operates from 20°F to 140°F Rectorseal 31631 1/4 Pint Brush Top Tru-Blu Pipe Thread Sea

**Brand:** rectorseal
**Price:** $37.54
**Availability:** ✅ In Stock

## Summary

> 🔧 Seal like a pro, leak like never before!

## Quick Answers

- **What is this?** Rectorseal 31631 1/4 Pint Brush Top Tru-Blu Pipe Thread Sea by rectorseal
- **How much does it cost?** $37.54 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/262696774-rectorseal-31631-1-4-pint-brush-top-tru-blu-pipe)

## Best For

- rectorseal enthusiasts

## Why This Product

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

## Key Features

- • **Temperature Tough:** Performs flawlessly in a wide temperature range (20°F–140°F) for year-round use
- • **Precision Application:** Convenient brush-top can ensures mess-free, exact sealing every time
- • **Versatile Compatibility:** Seals metal, plastic, and rubber pipes with unmatched flexibility
- • **Trusted American Quality:** Proudly made in the USA, delivering consistent, professional-grade results
- • **Industrial-Grade Strength:** Handles extreme pressures up to 10,000 psi for ultimate reliability

## Overview

Rectorseal 31631 is a premium blue PTFE pipe thread sealant designed for industrial use, offering exceptional pressure resistance up to 10,000 psi and reliable performance across a broad temperature range. Its brush-top can enables precise application on metal, plastic, and rubber surfaces, making it a trusted choice for professionals seeking durable, water-resistant pipe sealing solutions made in the USA.

## Description

Pipe Thread Sealant, 4 oz., Container Type Can, Chemical Type PTFE, Color Blue, Gas Pressure Range 2, 000 psi, Liquid Pressure Range 10, 000 psi, Full Cure Flexible Set Cure Time Varies, Application Time Not Specified, Application Temp. Range 20 Degrees to 140 Degrees F, Performance Temp. Range 20 Degrees to 140 Degrees F, Flash Point 144 Degrees F, Specific Gravity 1.38, Viscosity 45, 000cp

## Features

- Adhesives & Sealants
- Country of manufacture: United States
- Manufacturer: Rectorseal

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0012YO0Z4 |
| Best Sellers Rank | #58,554 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #339 in Hardware Sealers |
| Brand | Rectorseal |
| Brand Name | Rectorseal |
| Color | Blue |
| Compatible Material | Metal, Plastic, Rubber |
| Customer Reviews | 5.0 out of 5 stars 1 Review |
| Global Trade Identification Number | 00021449316316 |
| Included Components | Unit^Instruction Guide |
| Item Dimensions | 5.1 x 5.1 x 8.9 centimeters |
| Item Form | Liquid |
| Item Type Name | Pipe Sealant |
| Item Weight | 0.42 Pounds |
| Item dimensions L x W x H | 5.1 x 5.1 x 8.9 centimeters |
| Item weight | 0.42 Pounds |
| Manufacturer | The Rectorseal Corporation |
| Material | Polytetrafluoroethylene |
| Material Type | Polytetrafluoroethylene |
| Model | 31631 |
| Number of Items | 1 |
| Part Number | 31631 |
| Style | Industrial |
| Style Name | Industrial |
| Surface Recommendation | Pipe Surfaces |
| UPC | 021449316316 |
| Unit Count | 4 Milliliters |
| Water Resistance Level | Water Resistant |
| Water resistance level | Water Resistant |

## Product Details

- **Material:** Polytetrafluoroethylene
- **Brand:** Rectorseal
- **Style:** Industrial
- **Item weight:** 191 g
- **Item dimensions L x W x H:** 5.1 x 5.1 x 8.9 centimeters

## Images

![Rectorseal 31631 1/4 Pint Brush Top Tru-Blu Pipe Thread Sea - Image 1](https://m.media-amazon.com/images/I/61wP-JNJngL.jpg)
![Rectorseal 31631 1/4 Pint Brush Top Tru-Blu Pipe Thread Sea - Image 2](https://m.media-amazon.com/images/I/81KIc7pabHL.jpg)
![Rectorseal 31631 1/4 Pint Brush Top Tru-Blu Pipe Thread Sea - Image 3](https://m.media-amazon.com/images/I/51+0p3540oL.jpg)
![Rectorseal 31631 1/4 Pint Brush Top Tru-Blu Pipe Thread Sea - Image 4](https://m.media-amazon.com/images/I/51qBid7FShL.jpg)

## Questions & Answers

**Q: can I use this for hot water conxt, and on brass / copper?**
A: Absolutely, I’ve used it for that and also for natural gas and gasoline with excellent results.

**Q: not used tru blue befor when tightend how long befor i can us shower**
A: It can be used immediately.

**Q: I need to connect npt threaded stainless steel male fitting to a plastic female inlet on a water filter. t plus 2 or tru-blu or another sealant?**
A: I typically don’t use anything but Teflon tape on any plastic fittings. Chemicals in liquid or paste sealants could soften the plastic.

**Q: Can this be used on gasoline fuel lines**
A: Yes. The Product Document Sheet says it is suitable for use with gasoline, both leaded and unleaded.

## Frequently Bought Together

- Rectorseal 31631 1/4 Pint Brush Top Tru-Blu Pipe Thread Sealant , Blue
- VOTMELL 4 Rolls 1/2 Inch(W) X 520 Inches(L) Teflon Plumbers Tape,Pipe Sealing & Plumbing Thread Tape,PTFE Water Sealant Seal for Shower Head,White
- Harvey's WM Harvey 043010 Stainless Plumbers Putty, 14 oz

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.us/products/262696774-rectorseal-31631-1-4-pint-brush-top-tru-blu-pipe](https://www.desertcart.us/products/262696774-rectorseal-31631-1-4-pint-brush-top-tru-blu-pipe)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-25*