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UNITED SCIENTIFIC SUPPLIES Neoprene Stopper Size 2, Green, 0 Holes, NST2-S - Rubber Stoppers

UNITED SCIENTIFIC SUPPLIES Neoprene Stopper Size 2, Green, 0 Holes, NST2-S

The UNITED SCIENTIFIC SUPPLIES Stopper: Neoprene is a rubber stopper with a Stopper Size of 2, made from green neoprene. It has a bottom diameter of 16 mm, a top diameter of 20 mm, and an overall height of 25 mm…

SKU 3G-OTH-381319

Also listed as: NST2S · NST2 S

Brand
UNITED SCIENTIFIC SUPPLIES
Item
Neoprene Stopper Size 2, Green, 0 Holes, NST2-S
Category
Rubber Stoppers
Available to Order
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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

Technical Specifications

UNITED SCIENTIFIC SUPPLIES
Manufacturer Part Number
NST2-S
Type
Green
Material
Neoprene
Color
Green
Holes
0
Top Dia
20 mm
Bottom Dia
16 mm
Overall Ht
25 mm
Stopper Size
2

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UNITED SCIENTIFIC SUPPLIES Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The UNITED SCIENTIFIC SUPPLIES Stopper: Neoprene is a rubber stopper with a Stopper Size of 2, made from green neoprene. It has a bottom diameter of 16 mm, a top diameter of 20 mm, and an overall height of 25 mm, with 0 holes.

Frequently Asked Questions

What is a UNITED SCIENTIFIC SUPPLIES neoprene stopper used for?

This green neoprene stopper (size 2) seals laboratory flasks, test tubes, and bottles to prevent contamination or gas escape. Its 0-hole design provides a solid seal for general-purpose stoppering in chemistry, biology, and industrial testing environments.

What are the specifications of the UNITED SCIENTIFIC SUPPLIES stopper NST2-S?

The stopper is size 2, made of green neoprene, with a bottom diameter of 16 mm, top diameter of 20 mm, and overall height of 25 mm. It has 0 holes and is manufactured by UNITED SCIENTIFIC SUPPLIES INC under part number NST2-S.

Where to buy UNITED SCIENTIFIC SUPPLIES stoppers in worldwide?

3G Electric supplies and delivers UNITED SCIENTIFIC SUPPLIES stoppers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to ensure your order arrives at your facility, wherever it is located.

How to select the right neoprene stopper size for a flask?

Measure the inside diameter of your flask opening. Choose a stopper whose top diameter is slightly larger than the opening and bottom diameter fits snugly inside. For the NST2-S, the 20 mm top and 16 mm bottom suit standard small-neck labware.

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.

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Compatible alternatives & equivalents

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Neoprene rubber stopper with size 0, green color, 0 holes. Top diameter 17 mm, bottom diameter 13 mm, overall height 25 mm. Used to seal laboratory glassware such as flasks and test tubes for chemical containment, mixing, or storage
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Solid neoprene stopper in size 1, green color, with no holes. Measures 14 mm bottom diameter, 19 mm top diameter, and 25 mm overall height. Used to seal laboratory glassware such as flasks, test tubes, and bottles for mixing, storing, or transporting samples
Green neoprene rubber stopper, size 00, with 10 mm bottom diameter, 15 mm top diameter, and 25 mm overall height. Used to seal laboratory glassware such as flasks and test tubes, providing a tight closure for general lab applications
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Green neoprene rubber stopper, size 00, with 10 mm bottom diameter, 15 mm top diameter, and 25 mm overall height. Used to seal laboratory glassware such as flasks and test tubes, providing a tight closure for general lab applications
This green neoprene rubber stopper, size 4, has a top diameter of 26 mm, bottom diameter of 20 mm, and overall height of 25 mm. With 0 holes, it provides an airtight seal for laboratory containers such as flasks and test tubes, suitable for general lab use
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This green neoprene rubber stopper, size 4, has a top diameter of 26 mm, bottom diameter of 20 mm, and overall height of 25 mm. With 0 holes, it provides an airtight seal for laboratory containers such as flasks and test tubes, suitable for general lab use
This green neoprene stopper, size 9, has a top diameter of 45 mm, bottom diameter of 37 mm, and overall height of 25 mm. It is solid with no holes, suitable for sealing laboratory flasks, test tubes, and other glassware
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This green neoprene stopper, size 9, has a top diameter of 45 mm, bottom diameter of 37 mm, and overall height of 25 mm. It is solid with no holes, suitable for sealing laboratory flasks, test tubes, and other glassware
Green neoprene rubber stopper, size 10, with a top diameter of 50 mm, bottom diameter of 42 mm, and overall height of 25 mm. Used to seal laboratory glassware such as flasks, test tubes, and bottles, providing a flexible and chemical-resistant closure for mixing, storing, or transporting samples
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Green neoprene rubber stopper, size 10, with a top diameter of 50 mm, bottom diameter of 42 mm, and overall height of 25 mm. Used to seal laboratory glassware such as flasks, test tubes, and bottles, providing a flexible and chemical-resistant closure for mixing, storing, or transporting samples

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This green neoprene rubber stopper, size 5, has a top diameter of 27 mm, bottom diameter of 23 mm, and overall height of 25 mm. With 0 holes, it provides a solid seal for laboratory flasks, test tubes, and bottles, suitable for general containment or vacuum applications where no tubing passage is required
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This green neoprene rubber stopper, size 5, has a top diameter of 27 mm, bottom diameter of 23 mm, and overall height of 25 mm. With 0 holes, it provides a solid seal for laboratory flasks, test tubes, and bottles, suitable for general containment or vacuum applications where no tubing passage is required
Black rubber stopper, size 3, with a bottom diameter of 18 mm, top diameter of 24 mm, and overall height of 25 mm. Features 2 holes for inserting tubing or probes. Commonly used to seal laboratory flasks, test tubes, or bottles in chemistry and biology applications
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Black rubber stopper, size 3, with a bottom diameter of 18 mm, top diameter of 24 mm, and overall height of 25 mm. Features 2 holes for inserting tubing or probes. Commonly used to seal laboratory flasks, test tubes, or bottles in chemistry and biology applications
Green neoprene rubber stopper, size 12, with top diameter 64 mm, bottom diameter 54 mm, and overall height 25 mm. Used to seal laboratory flasks, test tubes, and other glassware, providing resistance to oils, solvents, and moderate heat
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Green neoprene rubber stopper, size 12, with top diameter 64 mm, bottom diameter 54 mm, and overall height 25 mm. Used to seal laboratory flasks, test tubes, and other glassware, providing resistance to oils, solvents, and moderate heat
Black rubber stopper, size 13, with 2 holes. Top diameter 68 mm, bottom diameter 58 mm, overall height 25 mm. Used to seal laboratory flasks, test tubes, or bottles while allowing insertion of tubing or probes
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Black rubber stopper, size 13, with 2 holes. Top diameter 68 mm, bottom diameter 58 mm, overall height 25 mm. Used to seal laboratory flasks, test tubes, or bottles while allowing insertion of tubing or probes
Green neoprene stopper, size 6, with 0 holes. Top diameter 32 mm, bottom diameter 26 mm, overall height 25 mm. Used to seal laboratory flasks and test tubes, preventing contamination or gas escape in general lab applications
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Green neoprene stopper, size 6, with 0 holes. Top diameter 32 mm, bottom diameter 26 mm, overall height 25 mm. Used to seal laboratory flasks and test tubes, preventing contamination or gas escape in general lab applications
Black rubber stopper, size 8, with 41 mm top diameter, 33 mm bottom diameter, and 25 mm overall height. Features two holes for inserting tubing, thermometers, or probes. Used to seal laboratory flasks, test tubes, or bottles in general lab applications
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Black rubber stopper, size 8, with 41 mm top diameter, 33 mm bottom diameter, and 25 mm overall height. Features two holes for inserting tubing, thermometers, or probes. Used to seal laboratory flasks, test tubes, or bottles in general lab applications
Black rubber stopper, size 7-1/2, with top diameter 39 mm, bottom diameter 31 mm, and overall height 25 mm. Used to seal laboratory flasks, test tubes, and bottles, providing a non-reactive closure for general lab applications
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Black rubber stopper, size 7-1/2, with top diameter 39 mm, bottom diameter 31 mm, and overall height 25 mm. Used to seal laboratory flasks, test tubes, and bottles, providing a non-reactive closure for general lab applications
Green neoprene rubber stopper, size 10-1/2, with top diameter 53 mm, bottom diameter 45 mm, and overall height 25 mm. Used to seal laboratory flasks, test tubes, and glassware for secure closure during mixing, storage, or transport
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Green neoprene rubber stopper, size 10-1/2, with top diameter 53 mm, bottom diameter 45 mm, and overall height 25 mm. Used to seal laboratory flasks, test tubes, and glassware for secure closure during mixing, storage, or transport