UNITED SCIENTIFIC SUPPLIES Black Rubber Stopper Size 0 with 2 Holes, RST0-H2
The UNITED SCIENTIFIC SUPPLIES Stopper: Rubber is a black rubber stopper with a size of 0, featuring a 13 mm bottom diameter, 17 mm top diameter, and 25 mm overall height. It includes 2 holes and is identified by…
SKU 3G-OTH-381386
Also listed as: RST0H2 · RST0 H2
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The UNITED SCIENTIFIC SUPPLIES Stopper: Rubber is a black rubber stopper with a size of 0, featuring a 13 mm bottom diameter, 17 mm top diameter, and 25 mm overall height. It includes 2 holes and is identified by manufacturer part number RST0-H2.
Frequently Asked Questions
What is a UNITED SCIENTIFIC SUPPLIES rubber stopper size 0 with 2 holes used for?
This black rubber stopper (size 0, 2 holes) is used to seal laboratory flasks, test tubes, or bottles while allowing insertion of glass tubing, thermometers, or probes through the holes. It is common in chemistry, biology, and industrial labs for creating airtight or vented connections during experiments or sample storage.
What are the specifications of the UNITED SCIENTIFIC SUPPLIES rubber stopper RST0-H2?
The stopper is size 0, made of black rubber, with a bottom diameter of 13 mm, top diameter of 17 mm, and overall height of 25 mm. It has 2 holes and is manufactured by UNITED SCIENTIFIC SUPPLIES INC under part number RST0-H2. These dimensions ensure a snug fit in standard laboratory glassware.
Where to buy UNITED SCIENTIFIC SUPPLIES rubber stoppers worldwide?
3G Electric supplies UNITED SCIENTIFIC SUPPLIES rubber stoppers worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this stopper (MPN RST0-H2) for your lab or facility.
How to select the right rubber stopper size for a flask?
To select the correct stopper, measure the inner diameter of your flask neck. A size 0 stopper (13 mm bottom diameter) fits smaller openings. Ensure the stopper material (rubber) is compatible with your chemicals and temperature range. For 2-hole needs, this stopper allows dual access for tubing or sensors.
UNITED SCIENTIFIC SUPPLIES Products
3G Electric supplies UNITED SCIENTIFIC SUPPLIES rubber stoppers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
