JB Industries J/B PR-308 Flexible Vacuum Pump Coupler Sleeve Only
Product ID: 540767561
⭕1-1/8" diameter perfect seal
📏7/8" length precision fit
🔄Universal replacement for multiple models
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🔧 Upgrade your pump game with the ultimate coupler sleeve—fit, function, flawless!
The JB Industries J/B PR-308 Flexible Vacuum Pump Coupler Sleeve is a precision replacement part designed to fit multiple pump models with exact 7/8" length and 1-1/8" diameter. Lightweight at 18 grams, it offers durable performance and seamless compatibility, backed by a 4.8-star rating from over 165 users. Ideal for professionals seeking reliable, ready-to-install pump maintenance solutions.
| ASIN | B07B8B59QW |
| ASIN | B07B8B59QW |
| Customer Reviews | 4.8 4.8 out of 5 stars (165) |
| Customer reviews | 4.8 4.8 out of 5 stars (165) |
| Date First Available | 5 March 2018 |
| Date First Available | 5 March 2018 |
| Item Package Quantity | 1 |
| Item Weight | 18 g |
| Item model number | J/B_PR-308 |
| Item model number | J/B_PR-308 |
| Manufacturer | J/B Industries |
| Manufacturer | J/B Industries |
| Package Dimensions | 8.89 x 5.51 x 2.49 cm; 18 g |
| Package Dimensions | 8.89 x 5.51 x 2.49 cm; 18 g |
| Part number | J/B_PR-308 |
A**R
This part broke and my generator and was more readily available than the Kohler part so I took the gamble and fit perfectly. Considering the application of both pieces I expect it to have the same longevity and will definitely order another for backup.
D**.
Fit my DV-142N perfect and got me up and running.
U**E
exactly as shown- perfect condition perfect fit
S**O
It was perfect fit for my jb platinum vacuum pump.
J**N
Worked great 👍
Trustpilot
2 days ago
3 weeks ago