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QORPAK Stopper: Rubber, 20 Stopper Size, 0.75 in Bottom Dia, 0.75 in Top Dia, 0.35 in Overall Ht - Rubber Stoppers
QORPAKRubber Stoppers

QORPAK Stopper: Rubber, 20 Stopper Size, 0.75 in Bottom Dia, 0.75 in Top Dia, 0.35 in Overall Ht

The QORPAK Rubber Stopper (SKU 345419, MPN 345419) is a gray rubber stopper with a Stopper Size of 20, featuring a 0.75 in bottom diameter, 0.75 in top diameter, and 0.35 in overall height.

SKU 3G-OTH-381360

Brand
QORPAK
Item
Stopper: Rubber, 20 Stopper Size, 0.75 in Bottom Dia, 0.75 in Top Dia, 0.35 in Overall Ht
Category
Rubber Stoppers
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

QORPAK
Manufacturer Part Number
345419
Type
Gray
Material
Rubber
Color
Gray
Top Dia
0.75 in
Bottom Dia
0.75 in
Overall Ht
0.35 in
Stopper Size
20

Technical Documents

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QORPAK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The QORPAK Rubber Stopper (SKU 345419, MPN 345419) is a gray rubber stopper with a Stopper Size of 20, featuring a 0.75 in bottom diameter, 0.75 in top diameter, and 0.35 in overall height.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a QORPAK rubber stopper used for?

A QORPAK rubber stopper (MPN 345419) seals laboratory glassware, vials, and flasks to prevent contamination or evaporation. Its size 20 fits standard openings, and the gray rubber provides a flexible, reusable closure for chemical, pharmaceutical, and research applications.

What are the specifications of the QORPAK rubber stopper 345419?

The QORPAK rubber stopper (SKU 3G-OTH-381360) has a Stopper Size of 20, with a 0.75 in top diameter, 0.75 in bottom diameter, and 0.35 in overall height. It is made of gray rubber and is designed for general-purpose sealing in lab environments.

Where to buy QORPAK rubber stoppers worldwide?

3G Electric supplies QORPAK rubber stoppers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine QORPAK parts to your facility. Contact us for pricing and lead time on the 345419 stopper.

How to select the right QORPAK rubber stopper size?

To select the correct QORPAK rubber stopper, match the Stopper Size (e.g., 20) to your glassware's neck opening. Measure the top and bottom diameters—here 0.75 in each—and ensure the overall height (0.35 in) fits your vessel. Gray rubber suits general lab use.

Used in

Common applications for QORPAK
Pharmaceutical compounding — QORPAK HDPE rectangular bottles for mixing and storing liquid formulations.
Environmental water sampling — QORPAK glass sample vials for collecting and preserving water samples.
Chemical reagent storage — QORPAK PVC narrow mouth round bottles for general-purpose chemical containment.
Volumetric analysis — QORPAK glass volumetric flasks for precise dilution and standard preparation.
Food and beverage quality control — QORPAK polypropylene lab jars for sample collection and storage.
Laboratory sample archiving — QORPAK HDPE sampling bottles for long-term storage of non-reactive materials.

QORPAK Products

3G Electric supplies QORPAK rubber stoppers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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