UNITED SCIENTIFIC SUPPLIES Stopper: Rubber, 5 Stopper Size, 23 mm Bottom Dia, 27 mm Top Dia, 25 mm Overall Ht
The UNITED SCIENTIFIC SUPPLIES Stopper: Rubber is a black rubber stopper in size 5, featuring a 23 mm bottom diameter, 27 mm top diameter, and 25 mm overall height. It includes 2 holes and is manufactured by UNITED…
SKU 3G-OTH-381383
Also listed as: RST5H2 · RST5 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 in size 5, featuring a 23 mm bottom diameter, 27 mm top diameter, and 25 mm overall height. It includes 2 holes and is manufactured by UNITED SCIENTIFIC SUPPLIES INC under part number RST5-H2.
Frequently Asked Questions
What is a UNITED SCIENTIFIC SUPPLIES rubber stopper used for?
This rubber stopper is used to seal laboratory flasks, test tubes, and other glassware. The 2 holes allow insertion of glass tubing, thermometers, or probes for experiments and chemical reactions. It is suitable for general lab applications requiring a secure, non-reactive seal.
What are the specifications of the UNITED SCIENTIFIC SUPPLIES rubber stopper size 5?
This stopper is size 5, made of black rubber, with a bottom diameter of 23 mm, top diameter of 27 mm, and overall height of 25 mm. It has 2 holes and is manufactured by UNITED SCIENTIFIC SUPPLIES INC under part number RST5-H2.
Where to buy UNITED SCIENTIFIC SUPPLIES rubber stoppers worldwide?
3G Electric supplies UNITED SCIENTIFIC SUPPLIES rubber stoppers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this stopper for your laboratory needs.
How to select the right rubber stopper size for a flask?
To select the correct stopper, measure the inner diameter of your flask opening. The stopper size 5 fits openings requiring a bottom diameter of 23 mm. Ensure the top diameter (27 mm) provides a snug seal. For 2-hole applications, verify hole alignment with your tubing or probes.
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.
