CHERNE Protective Sleeve: Polyester, 9.5 in Overall Lg, 20 in Overall Ht
The CHERNE Protective Sleeve (MPN 300968) is a polyester blocking plug replacement accessory measuring 9.5 in overall length, 9.5 in overall width, and 20 in overall height. It is compatible with manufacturer part…
SKU 3G-OTH-465725
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Product Description
The CHERNE Protective Sleeve (MPN 300968) is a polyester blocking plug replacement accessory measuring 9.5 in overall length, 9.5 in overall width, and 20 in overall height. It is compatible with manufacturer part number 219188 and Grainger part number 54XJ97.
Frequently Asked Questions
What is the CHERNE Protective Sleeve used for?
The CHERNE Protective Sleeve (MPN 300968) is a polyester replacement accessory for blocking plugs. It protects the plug surface during pipeline testing and maintenance in industrial water, wastewater, and gas applications, extending equipment life.
What are the specifications of the CHERNE Protective Sleeve?
The CHERNE Protective Sleeve (MPN 300968) is made of polyester with an overall length of 9.5 in, overall width of 9.5 in, and overall height of 20 in. It is compatible with manufacturer part number 219188 and Grainger part number 54XJ97.
Where to buy the CHERNE Protective Sleeve worldwide?
3G Electric supplies the CHERNE Protective Sleeve (MPN 300968) worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time.
How to install the CHERNE Protective Sleeve on a blocking plug?
To install the CHERNE Protective Sleeve, slide it over the blocking plug body before use, ensuring it covers the sealing surface. Secure it per the plug manufacturer's instructions. Replace if worn or damaged to maintain seal integrity during pressure testing.
CHERNE Products
3G Electric supplies CHERNE blocking plug replacement parts & accessories. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









