3MFirestop Plugs & Blocks

3M Firestop Plank: 39 in Overall Lg, 5.12 in Overall Wd, 2 hr Fire Rating

SKU 3G-OTH-552163

Brand

Item

Firestop Plank: 39 in Overall Lg, 5.12 in Overall Wd, 2 hr Fire Rating

Technical Specifications

Manufacturer Part Number

PK39 

Type

3 PK 

Color

Maroon 

Overall Wd

5.12 in 

Fire Rating

2 hr 

View Full Spec Sheet

Technical Documents

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3M Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The 3M Firestop Plank (MPN PK39) is a firestop plug/block supplied in a 3-pack. Each plank measures 39 inches in overall length and 5.12 inches in overall width, with a 2-hour fire rating and a maroon color. 3G Electric interprets your demand for firestop solutions and sources this 3M product, backed by our specialist expertise across 14 industrial departments.

Frequently Asked Questions

Is the 3M Firestop Plank: 39 in Overall Lg, 5.12 in Overall Wd, 2 hr Fire Rating available from 3G Electric?

Yes — 3G Electric supplies genuine 3M products, available to order with worldwide shipping. Contact us for current lead time.

How do I get a quote for the 3M Firestop Plank: 39 in Overall Lg, 5.12 in Overall Wd, 2 hr Fire Rating?

Click "Request a Quote" on this page or add the product to your RFQ cart. Our engineers will respond within 24 hours with pricing, lead times, and technical recommendations.

Does 3G Electric provide technical support for firestop plugs & blocks?

Yes, our team of experienced engineers provides full technical support including product selection, installation guidance, commissioning, and after-sales service for all firestop plugs & blocks we distribute.

Used in

Common applications for 3M

Industrial process water filtration — 3M solid polypropylene cartridge (e.g., RT10Q16G20NN, 7 micron) for sediment removal in manufacturing lines.

Cooling tower pre-treatment — 3M string-wound cartridge (e.g., RT39B16G20NN, 30 micron) to protect heat exchangers from particulate fouling.

Food and beverage rinse water — 3M 1 micron solid cartridge (RT10Y16G20NN) for fine filtration to meet quality standards.

Chemical processing feed water — 3M 27 micron solid cartridge (RT30L16G20NN) for high-flow sediment reduction upstream of sensitive equipment.

Wastewater effluent polishing — 3M 2 micron string-wound cartridge (RT09Y16G20NN) for final particulate removal before discharge or reuse.

Pharmaceutical utility water — 3M 0 micron string-wound cartridge (RT09L16G20NN) for sub-micron filtration in critical systems.

3M Products

3G Electric supplies 3M firestop plugs & blocks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all 3M products →Contact our engineers →

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