UNITED SCIENTIFIC SUPPLIES Stopper: Silicone, 4 Stopper Size, 20 mm Bottom Dia, 26 mm Top Dia, 25 mm Overall Ht
The UNITED SCIENTIFIC SUPPLIES Stopper is a synthetic rubber stopper made of blue silicone in Size 4. It has a bottom diameter of 20 mm, a top diameter of 26 mm, and an overall height of 25 mm, with zero holes. This…
SKU 3G-OTH-382714
Also listed as: UNSST 4 · UNSST-4
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 is a synthetic rubber stopper made of blue silicone in Size 4. It has a bottom diameter of 20 mm, a top diameter of 26 mm, and an overall height of 25 mm, with zero holes. This product is identified by manufacturer part number UNSST4.
Frequently Asked Questions
What is a UNITED SCIENTIFIC SUPPLIES silicone stopper used for?
This blue silicone stopper (Size 4, 0 holes) seals flasks, test tubes, and lab vessels to prevent contamination or gas escape. It is commonly used in chemistry, biology, and pharmaceutical labs for airtight closures during mixing, storage, or incubation.
What are the specifications of the UNITED SCIENTIFIC SUPPLIES stopper UNSST4?
The UNITED SCIENTIFIC SUPPLIES stopper UNSST4 is a blue silicone stopper, Size 4, with a bottom diameter of 20 mm, top diameter of 26 mm, and overall height of 25 mm. It has zero holes and is made of flexible, heat-resistant silicone rubber.
Where to buy UNITED SCIENTIFIC SUPPLIES stoppers in worldwide?
3G Electric supplies UNITED SCIENTIFIC SUPPLIES stoppers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us to order the UNSST4 or other sizes; we source genuine lab supplies across multiple industrial departments.
How to select the right silicone stopper size for a flask?
Measure the inner diameter of your flask neck. The stopper's top diameter (26 mm for Size 4) should be slightly larger than the neck opening to create a seal. For a snug fit, choose a stopper with a bottom diameter (20 mm) that matches the neck's inner diameter.
UNITED SCIENTIFIC SUPPLIES Products
3G Electric supplies UNITED SCIENTIFIC SUPPLIES synthetic rubber stoppers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
