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UNITED SCIENTIFIC SUPPLIES Neoprene Rubber Stopper - Rubber Stoppers

UNITED SCIENTIFIC SUPPLIES Neoprene Rubber Stopper

UNITED SCIENTIFIC SUPPLIES offers the Stopper: Neoprene, a rubber stopper in green neoprene. It is available in stopper sizes 00 to 7, with an overall height of 25 mm, and is autoclavable with 0 holes.

SKU 3G-OTH-381388

Also listed as: NSTPK 2 · NSTPK-2

Brand
UNITED SCIENTIFIC SUPPLIES
Item
Neoprene Rubber Stopper
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
NSTPK2
Type
Green, Autoclavable
Material
Neoprene
Color
Green
Holes
0
Overall Ht
25 mm
Stopper Size
00 to 7

Technical Documents

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

Product Description

UNITED SCIENTIFIC SUPPLIES offers the Stopper: Neoprene, a rubber stopper in green neoprene. It is available in stopper sizes 00 to 7, with an overall height of 25 mm, and is autoclavable with 0 holes.

Frequently Asked Questions

What is the UNITED SCIENTIFIC SUPPLIES neoprene stopper used for?

This green neoprene stopper is used to seal laboratory flasks, test tubes, and other glassware. It is autoclavable, making it suitable for applications requiring sterilization. Common in chemistry, biology, and pharmaceutical labs, it provides a tight, reusable seal for sample storage, mixing, and incubation processes.

What are the specifications of the UNITED SCIENTIFIC SUPPLIES stopper NSTPK2?

The stopper is made of green neoprene, with a stopper size range of 00 to 7 and an overall height of 25 mm. It has 0 holes and is autoclavable. The manufacturer part number is NSTPK2, and it is produced by UNITED SCIENTIFIC SUPPLIES INC.

Where to buy the UNITED SCIENTIFIC SUPPLIES stopper NSTPK2 worldwide?

3G Electric supplies the UNITED SCIENTIFIC SUPPLIES stopper NSTPK2 to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the right neoprene stopper size for lab glassware?

Select a stopper size that matches the inner diameter of your glassware neck. The UNITED SCIENTIFIC SUPPLIES stopper NSTPK2 covers sizes 00 to 7, fitting a range of common lab openings. For a snug seal, choose the size that is slightly larger than the opening. Autoclavable neoprene resists heat and chemicals.

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

Cross-referenced by specification & description
Solid neoprene stopper in Size 7, green color, with a top diameter of 37 mm, bottom diameter of 30 mm, and overall height of 25 mm. Designed for sealing laboratory containers such as flasks and test tubes, providing an airtight closure to prevent contamination or evaporation
UNITED SCIENTIFIC SUPPLIES
Solid neoprene stopper in Size 7, green color, with a top diameter of 37 mm, bottom diameter of 30 mm, and overall height of 25 mm. Designed for sealing laboratory containers such as flasks and test tubes, providing an airtight closure to prevent contamination or evaporation
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
UNITED SCIENTIFIC SUPPLIES
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
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
UNITED SCIENTIFIC SUPPLIES
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
Green neoprene rubber stopper, size 13, with a top diameter of 68 mm, bottom diameter of 58 mm, and overall height of 25 mm. Used to seal laboratory flasks, test tubes, and other glassware for mixing, storing, or transporting samples
UNITED SCIENTIFIC SUPPLIES
Green neoprene rubber stopper, size 13, with a top diameter of 68 mm, bottom diameter of 58 mm, and overall height of 25 mm. Used to seal laboratory flasks, test tubes, and other glassware for mixing, storing, or transporting samples
Green neoprene rubber stopper, size 11-1/2, with a top diameter of 63 mm, bottom diameter of 50 mm, and overall height of 25 mm. Used to seal laboratory flasks, test tubes, and other glassware, providing a tight closure for mixing, shaking, or storing samples
UNITED SCIENTIFIC SUPPLIES
Green neoprene rubber stopper, size 11-1/2, with a top diameter of 63 mm, bottom diameter of 50 mm, and overall height of 25 mm. Used to seal laboratory flasks, test tubes, and other glassware, providing a tight closure for mixing, shaking, or storing samples
Solid neoprene stopper in size 8, green color, with a top diameter of 41 mm, bottom diameter of 33 mm, and overall height of 25 mm. Designed to seal laboratory flasks, test tubes, and bottles, providing resistance to oils, solvents, and moderate heat for general lab and chemical use
UNITED SCIENTIFIC SUPPLIES
Solid neoprene stopper in size 8, green color, with a top diameter of 41 mm, bottom diameter of 33 mm, and overall height of 25 mm. Designed to seal laboratory flasks, test tubes, and bottles, providing resistance to oils, solvents, and moderate heat for general lab and chemical use

More from UNITED SCIENTIFIC SUPPLIES

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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
UNITED SCIENTIFIC SUPPLIES
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
UNITED SCIENTIFIC SUPPLIES
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
UNITED SCIENTIFIC SUPPLIES
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
UNITED SCIENTIFIC SUPPLIES
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
UNITED SCIENTIFIC SUPPLIES
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
Solid neoprene stopper for sealing laboratory flasks, test tubes, and bottles. Size 2 with 20 mm top diameter, 16 mm bottom diameter, and 25 mm height. Green color, 0 holes, suitable for general-purpose stoppering in chemistry and biology applications
UNITED SCIENTIFIC SUPPLIES
Solid neoprene stopper for sealing laboratory flasks, test tubes, and bottles. Size 2 with 20 mm top diameter, 16 mm bottom diameter, and 25 mm height. Green color, 0 holes, suitable for general-purpose stoppering in chemistry and biology 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
UNITED SCIENTIFIC SUPPLIES
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
UNITED SCIENTIFIC SUPPLIES
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