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WHEATON 50 mm Dia Screw-On Cap, Black Phenolic Rubber, 48-400 mm, Autoclavable - Screw On Caps
WHEATONScrew On Caps

WHEATON 50 mm Dia Screw-On Cap, Black Phenolic Rubber, 48-400 mm, Autoclavable

The WHEATON 50 mm Dia Screw-On Cap (MPN W239306) is a black, phenolic, rubber, autoclavable, colored cap with a 48-400 mm screw closure size. 3G Electric interprets customer demand and delivers genuine industrial…

SKU 3G-OTH-641054

Also listed as: W 239306 · W-239306

Brand
WHEATON
Item
50 mm Dia Screw-On Cap, Black Phenolic Rubber, 48-400 mm, Autoclavable
Part Number
W239306
Category
Screw On Caps
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

WHEATON
Manufacturer Part Number
W239306
Type
Black, Phenolic, Rubber, Autoclavable, Colored
Screw Closure Size
48-400 mm

Technical Documents

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WHEATON Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WHEATON 50 mm Dia Screw-On Cap (MPN W239306) is a black, phenolic, rubber, autoclavable, colored cap with a 48-400 mm screw closure size. 3G Electric interprets customer demand and delivers genuine industrial equipment across 14 departments — and far more — with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is the WHEATON 50 mm Dia Screw-On Cap used for?

This WHEATON cap seals laboratory bottles and containers with a 48-400 mm screw closure. Its phenolic construction with rubber lining and autoclavable design makes it suitable for sterile storage, media preparation, and chemical handling in pharmaceutical, biotech, and research facilities.

What are the specifications of the WHEATON W239306 cap?

The WHEATON W239306 is a black, phenolic, rubber, autoclavable, colored screw-on cap with a 48-400 mm screw closure size and 50 mm diameter. It is designed for screw-on application and is not vented or lined with PTFE. 3G Electric supplies this genuine WHEATON part worldwide.

Where to buy the WHEATON W239306 cap worldwide?

3G Electric supplies the genuine WHEATON W239306 cap to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we interpret your demand and deliver the right part, including this autoclavable phenolic cap.

How to select the correct WHEATON screw cap for a bottle?

Match the cap's screw closure size (48-400 mm) to your bottle's neck finish. Verify the cap diameter (50 mm) and material compatibility — phenolic with rubber lining suits autoclavable applications. Confirm color and venting requirements. 3G Electric can help you source the correct WHEATON cap for your process.

Used in

Common applications for WHEATON
Environmental testing laboratories — WHEATON BOD bottles (SKU 48H604) for biochemical oxygen demand analysis of water samples.
Pharmaceutical compounding — WHEATON rectangular glass lab bottles (SKU 48H782) for storing liquid reagents and intermediates.
Cryogenic sample storage — WHEATON fiberboard cold storage boxes (SKU 6EMW3) for organizing vials in liquid nitrogen freezers.
Analytical chemistry — WHEATON glass scintillation vials (SKU 48H848) for liquid scintillation counting of radioactive samples.
Industrial quality control — WHEATON bottle top dispensers (SKU 23NC18) for dispensing precise volumes of solvents or acids.
Laboratory organization — WHEATON paper index cards (SKU 49WE10) for labeling and tracking samples in storage racks.
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WHEATON Products

3G Electric supplies WHEATON screw on caps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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WHEATON
This blue polypropylene screw cap features a PTFE/silicone liner and a 9 mm closure size. It is autoclavable and designed for sealing narrow-mouth laboratory containers, providing chemical resistance and a reliable seal for sample storage and general lab use

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