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UNITED SCIENTIFIC SUPPLIES Neoprene Stopper Size 1 - Rubber Stoppers

UNITED SCIENTIFIC SUPPLIES Neoprene Stopper Size 1

The UNITED SCIENTIFIC SUPPLIES Stopper: Neoprene is a rubber stopper in size 1, made from green neoprene. It has a bottom diameter of 14 mm, a top diameter of 19 mm, and an overall height of 25 mm, with zero holes…

SKU 3G-OTH-381402

Also listed as: NST1S · NST1 S

Brand
UNITED SCIENTIFIC SUPPLIES
Item
Neoprene Stopper Size 1
Category
Rubber Stoppers
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

UNITED SCIENTIFIC SUPPLIES
Manufacturer Part Number
NST1-S
Type
Green
Material
Neoprene
Color
Green
Holes
0
Top Dia
19 mm
Bottom Dia
14 mm
Overall Ht
25 mm
Stopper Size
1

Technical Documents

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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 in size 1, made from green neoprene. It has a bottom diameter of 14 mm, a top diameter of 19 mm, and an overall height of 25 mm, with zero holes. This product is identified by manufacturer part number NST1-S.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the UNITED SCIENTIFIC SUPPLIES neoprene stopper used for?

This green neoprene stopper (size 1, solid with no holes) is used to seal laboratory glassware such as flasks, test tubes, and bottles. It provides a tight, chemical-resistant closure for mixing, storing, or transporting samples in educational, research, and industrial labs.

What are the specifications of the UNITED SCIENTIFIC SUPPLIES stopper NST1-S?

The stopper is size 1, made of green neoprene, with a bottom diameter of 14 mm, top diameter of 19 mm, and overall height of 25 mm. It has zero holes (solid). The manufacturer part number is NST1-S, and the brand is UNITED SCIENTIFIC SUPPLIES INC.

Where to buy the UNITED SCIENTIFIC SUPPLIES stopper NST1-S worldwide?

3G Electric supplies the UNITED SCIENTIFIC SUPPLIES neoprene stopper NST1-S to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this lab stopper globally.

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

Measure the inner diameter of your flask opening. The stopper's top diameter (19 mm) should be slightly larger than the opening, and the bottom diameter (14 mm) should fit snugly inside. For a solid seal, choose a stopper with zero holes unless you need to insert tubing.

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
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
Stopper: Neoprene, 2 Stopper Size, 16 mm Bottom Dia, 20 mm Top Dia, 25 mm Overall Ht, Green, 0 Holes (MPN NST2-S)
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Stopper: Neoprene, 2 Stopper Size, 16 mm Bottom Dia, 20 mm Top Dia, 25 mm Overall Ht, Green, 0 Holes (MPN NST2-S)
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
UNITED SCIENTIFIC SUPPLIES
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
Stopper: Neoprene, 10 1/2 Stopper Size, 45 mm Bottom Dia, 53 mm Top Dia, 25 mm Overall Ht, Green (MPN NST10A-S)
UNITED SCIENTIFIC SUPPLIES
Stopper: Neoprene, 10 1/2 Stopper Size, 45 mm Bottom Dia, 53 mm Top Dia, 25 mm Overall Ht, Green (MPN NST10A-S)
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
Stopper: Neoprene, 12 Stopper Size, 54 mm Bottom Dia, 64 mm Top Dia, 25 mm Overall Ht, Green (MPN NST12-S)
UNITED SCIENTIFIC SUPPLIES
Stopper: Neoprene, 12 Stopper Size, 54 mm Bottom Dia, 64 mm Top Dia, 25 mm Overall Ht, Green (MPN NST12-S)

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Black rubber stopper, size 00, with a top diameter of 15 mm, bottom diameter of 10 mm, and overall height of 25 mm. Features 2 holes for inserting tubing or probes. Used to seal laboratory flasks, test tubes, and other glassware in containment and connection applications
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Black rubber stopper, size 7, with a top diameter of 37 mm, bottom diameter of 30 mm, and overall height of 25 mm. Features 2 holes for inserting tubing or probes. Used to seal laboratory flasks, test tubes, and other glassware in chemistry, biology, and industrial labs for gas or liquid transfer applications
Black rubber stopper with a top diameter of 127 mm, bottom diameter of 90 mm, and overall height of 25 mm. Features 2 holes for inserting tubing or probes. Commonly used to seal laboratory flasks, test tubes, and glassware to prevent contamination or gas leakage
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