UNITED SCIENTIFIC SUPPLIES Stopper: Rubber, 5 1/2 Stopper Size, 24 mm Bottom Dia, 28 mm Top Dia, 25 mm Overall Ht
The UNITED SCIENTIFIC SUPPLIES Stopper: Rubber is a black rubber stopper with a 5-1/2 stopper size, featuring a 24 mm bottom diameter, 28 mm top diameter, and 25 mm overall height. This product, manufactured under…
SKU 3G-OTH-381382
Also listed as: RST5AH2 · RST5A H2
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The UNITED SCIENTIFIC SUPPLIES Stopper: Rubber is a black rubber stopper with a 5-1/2 stopper size, featuring a 24 mm bottom diameter, 28 mm top diameter, and 25 mm overall height. This product, manufactured under part number RST5A-H2, is designed for general laboratory sealing applications.
Frequently Asked Questions
What is a UNITED SCIENTIFIC SUPPLIES rubber stopper used for?
This black rubber stopper, size 5-1/2, is used for sealing laboratory flasks, test tubes, and other glassware to prevent contamination or gas escape. It is suitable for general lab applications requiring a tight, reusable closure.
What are the specifications of the UNITED SCIENTIFIC SUPPLIES rubber stopper RST5A-H2?
The stopper has a 5-1/2 size, 24 mm bottom diameter, 28 mm top diameter, and 25 mm overall height. It is made of black rubber by UNITED SCIENTIFIC SUPPLIES INC, part number RST5A-H2.
Where to buy UNITED SCIENTIFIC SUPPLIES rubber stoppers worldwide?
3G Electric supplies UNITED SCIENTIFIC SUPPLIES rubber stoppers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us to source this stopper for your lab.
How to select the right rubber stopper size for a lab flask?
Measure the inner diameter of your flask neck. The stopper's top diameter (28 mm) should be larger than the opening, and the bottom diameter (24 mm) should fit snugly inside. The 5-1/2 size is a common lab standard.
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.
