---
product_id: 60096327
title: "J/B Industries PR-308 Flexible Vacuum Pump Coupler Sleeve Only"
brand: "jb industries"
price: "B/.53"
currency: PAB
in_stock: true
category: "Jb Industries"
url: https://www.desertcart.com.pa/products/60096327-j-b-industries-pr-308-flexible-vacuum-pump-coupler-sleeve
store_origin: PA
region: Panama
---

# 1-1/8" diameter for seamless coupling 7/8" length precision fit Universal replacement for multiple models J/B Industries PR-308 Flexible Vacuum Pump Coupler Sleeve Only

**Brand:** jb industries
**Price:** B/.53
**Availability:** ✅ In Stock

## Summary

> 🔧 Upgrade your vacuum game with the ultimate coupler sleeve!

## Quick Answers

- **What is this?** J/B Industries PR-308 Flexible Vacuum Pump Coupler Sleeve Only by jb industries
- **How much does it cost?** B/.53 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/60096327-j-b-industries-pr-308-flexible-vacuum-pump-coupler-sleeve)

## Best For

- jb industries enthusiasts

## Why This Product

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

## Key Features

- • **Durable Construction:** Built to withstand rigorous vacuum pump operations without fail.
- • **Lightweight & Compact:** At just 0.634 ounces, it’s easy to handle and install with minimal effort.
- • **Universal Compatibility:** Replaces PR-308, 231415, Guardian 18, and more—one sleeve to rule them all.
- • **Precision Engineered Fit:** Exact 7/8" length ensures flawless pump coupling every time.
- • **Trusted Industry Standard:** Preferred by pros for reliable performance in automotive and HVAC repairs.

## Overview

The J/B Industries PR-308 Flexible Vacuum Pump Coupler Sleeve is a precision replacement sleeve designed for seamless compatibility with multiple vacuum pump models. Measuring 7/8" in length and 1-1/8" in diameter, it offers durable, lightweight construction ideal for automotive and HVAC professionals seeking reliable, easy-to-install pump coupling solutions.

## Description

Vaccum pump copler sleeve

## Features

- J/B Vacuum Pump Coupler Sleeve Only
- Replacement Sleeve Only for the PR-208
- Length: 7/8"
- Diameter: 1-1/8"
- Replaces / Supersedes: PR308 , 231415 , Guardian 18 , 684520331976 and others

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07B8B59QW |
| Best Sellers Rank | #993,552 in Automotive ( See Top 100 in Automotive ) #1,729 in Air Conditioning Line Repair Tools |
| Date First Available | March 5, 2018 |
| Item Weight | 0.634 ounces |
| Item model number | J/B_PR-308 |
| Manufacturer | J/B Industries |
| Package Dimensions | 3.5 x 2.17 x 0.98 inches |

## Images

![J/B Industries PR-308 Flexible Vacuum Pump Coupler Sleeve Only - Image 1](https://m.media-amazon.com/images/I/411pKK2uFjL.jpg)
![J/B Industries PR-308 Flexible Vacuum Pump Coupler Sleeve Only - Image 2](https://m.media-amazon.com/images/I/31TFc9-GdDL.jpg)
![J/B Industries PR-308 Flexible Vacuum Pump Coupler Sleeve Only - Image 3](https://m.media-amazon.com/images/I/41y6CSkUSIL.jpg)
![J/B Industries PR-308 Flexible Vacuum Pump Coupler Sleeve Only - Image 4](https://m.media-amazon.com/images/I/41Fr1gZeMNL.jpg)

## Questions & Answers

**Q: will this fit a Bestech BT-5?**
A: I measured the length of mine, they only offered two lengths, a 7/8” long and a1 1/18” long one, mine was 7/8” long

## Frequently Bought Together

- J/B Industries PR-308 Flexible Vacuum Pump Coupler Sleeve Only
- TSI Supercool Vacuum Pump Oil, Synthetic, 32 Oz., Clear (V32)
- XTPTFABS PR308 / PR-308 Vacuum Pump Coupler Sleeve/Pump Sleeve Compatible with PR208 / PR-208 Vacuum Pump Coupler(Replace#PR308, 231415, 684520331976)

---

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**Shop now:** [https://www.desertcart.com.pa/products/60096327-j-b-industries-pr-308-flexible-vacuum-pump-coupler-sleeve](https://www.desertcart.com.pa/products/60096327-j-b-industries-pr-308-flexible-vacuum-pump-coupler-sleeve)

---

*Product available on Desertcart Panama*
*Store origin: PA*
*Last updated: 2026-11-15*