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WHEATON Cap: 18 mm Dia, Black, Phenolic, PTFE Faced Rubber, 15-425 mm Screw Closure Size - Screw On Caps
WHEATONScrew On Caps

WHEATON Cap: 18 mm Dia, Black, Phenolic, PTFE Faced Rubber, 15-425 mm Screw Closure Size

The WHEATON 18 mm Dia Screw On Cap (MPN 240409) is a black, phenolic cap with a PTFE faced rubber liner, featuring a 15-425 mm screw closure size and autoclavable construction. 3G Electric interprets this demand and…

SKU 3G-OTH-641095

Brand
WHEATON
Item
Cap: 18 mm Dia, Black, Phenolic, PTFE Faced Rubber, 15-425 mm Screw Closure Size
Category
Screw On Caps
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Technical Specifications

WHEATON
Manufacturer Part Number
240409
Type
Black, Phenolic, PTFE Faced Rubber, Autoclavable
Screw Closure Size
15-425 mm
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WHEATON Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WHEATON 18 mm Dia Screw On Cap (MPN 240409) is a black, phenolic cap with a PTFE faced rubber liner, featuring a 15-425 mm screw closure size and autoclavable construction. 3G Electric interprets this demand and delivers it across 14 industrial departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is the WHEATON 240409 cap used for?

The WHEATON 240409 is a black phenolic screw-on cap with a PTFE faced rubber liner, designed for sealing laboratory bottles and containers. Its autoclavable construction makes it suitable for sterile applications in pharmaceutical, biotech, and research environments.

What are the specifications of the WHEATON 240409 cap?

The WHEATON 240409 cap has an 18 mm diameter, a 15-425 mm screw closure size, and a black phenolic body with a PTFE faced rubber liner. It is autoclavable and features a screw-on design. The manufacturer part number is 240409.

Where to buy the WHEATON 240409 cap worldwide?

3G Electric supplies the WHEATON 240409 cap worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver this cap to laboratories and facilities across 14 industrial departments, including specialist expertise in pumps and controls.

How to select the correct WHEATON cap for a bottle?

To select the correct WHEATON cap, match the screw closure size (e.g., 15-425 mm) to your bottle's neck finish. Ensure the liner material—such as PTFE faced rubber—is compatible with your contents and temperature requirements. Autoclavable caps are ideal for sterile applications.

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.

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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Cap: 27 mm Dia, White, Polypropylene, PTFE Faced Polyethylene, 24-400 mm Screw Closure Size, Opaque (MPN 239233). Key specifications — attr1371373: Screw-On; attr1389411: Opaque; attr1371381: Screw-On Cap; attr1371382: No; attr1371384: No; attr1371385: 24-400 mm; attr1371386: WHEATON; attr1371387: White.
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Cap: 27 mm Dia, White, Polypropylene, PTFE Faced Polyethylene, 24-400 mm Screw Closure Size, Opaque (MPN 239233). Key specifications — attr1371373: Screw-On; attr1389411: Opaque; attr1371381: Screw-On Cap; attr1371382: No; attr1371384: No; attr1371385: 24-400 mm; attr1371386: WHEATON; attr1371387: White.
Cap: 25 mm Dia, White, Polypropylene, 22-400 mm Screw Closure Size, 200 Closures Included, Opaque (MPN 242218). Key specifications — attr1371373: Screw-On; attr1389411: Opaque; attr1371381: Screw-On Cap; attr1371382: No; attr1371384: No; attr1371385: 22-400 mm; attr1371386: WHEATON; attr1371387: White.
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Cap: 25 mm Dia, White, Polypropylene, 22-400 mm Screw Closure Size, 200 Closures Included, Opaque (MPN 242218). Key specifications — attr1371373: Screw-On; attr1389411: Opaque; attr1371381: Screw-On Cap; attr1371382: No; attr1371384: No; attr1371385: 22-400 mm; attr1371386: WHEATON; attr1371387: White.
Cap: 11 mm Dia, Black, Polypropylene, PTFE/Silicone, 9 mm Screw Closure Size, Autoclavable, Colored (MPN W225332-0201). Key specifications — attr1371373: Screw-On; attr1389411: Colored; attr1371380: Narrow; attr1371381: Screw-On Cap; attr1371382: No; attr1371384: No; attr1371385: 9 mm; attr1371386: WHEATON.
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Cap: 11 mm Dia, Black, Polypropylene, PTFE/Silicone, 9 mm Screw Closure Size, Autoclavable, Colored (MPN W225332-0201). Key specifications — attr1371373: Screw-On; attr1389411: Colored; attr1371380: Narrow; attr1371381: Screw-On Cap; attr1371382: No; attr1371384: No; attr1371385: 9 mm; attr1371386: WHEATON.
Cap: 11 mm Dia, Yellow, Polypropylene, PTFE/Silicone, 9 mm Screw Closure Size, Autoclavable, Colored (MPN W225332-0205). Key specifications — attr1371373: Screw-On; attr1389411: Colored; attr1371380: Narrow; attr1371381: Screw-On Cap; attr1371382: No; attr1371384: No; attr1371385: 9 mm; attr1371386: WHEATON.
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Cap: 11 mm Dia, Yellow, Polypropylene, PTFE/Silicone, 9 mm Screw Closure Size, Autoclavable, Colored (MPN W225332-0205). Key specifications — attr1371373: Screw-On; attr1389411: Colored; attr1371380: Narrow; attr1371381: Screw-On Cap; attr1371382: No; attr1371384: No; attr1371385: 9 mm; attr1371386: WHEATON.
Cap: 41 mm Dia, White, Polypropylene, 38-400 mm Screw Closure Size, 72 Closures Included, Opaque (MPN 239285). Key specifications — attr1371373: Screw-On; attr1389411: Opaque; attr1371381: Screw-On Cap; attr1371382: No; attr1371384: No; attr1371385: 38-400 mm; attr1371386: WHEATON; attr1371387: White.
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Cap: 41 mm Dia, White, Polypropylene, 38-400 mm Screw Closure Size, 72 Closures Included, Opaque (MPN 239285). Key specifications — attr1371373: Screw-On; attr1389411: Opaque; attr1371381: Screw-On Cap; attr1371382: No; attr1371384: No; attr1371385: 38-400 mm; attr1371386: WHEATON; attr1371387: White.
Cap: 73 mm Dia, White, Polypropylene, PTFE Faced Polyethylene, 70-400 mm Screw Closure Size, Opaque (MPN 239244). Key specifications — attr1371373: Screw-On; attr1389411: Opaque; attr1371381: Screw-On Cap; attr1371382: No; attr1371384: No; attr1371385: 70-400 mm; attr1371386: WHEATON; attr1371387: White.
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Cap: 73 mm Dia, White, Polypropylene, PTFE Faced Polyethylene, 70-400 mm Screw Closure Size, Opaque (MPN 239244). Key specifications — attr1371373: Screw-On; attr1389411: Opaque; attr1371381: Screw-On Cap; attr1371382: No; attr1371384: No; attr1371385: 70-400 mm; attr1371386: WHEATON; attr1371387: White.
Cap: 60 mm Dia, White, Polypropylene, PTFE Faced Polyethylene, 58-400 mm Screw Closure Size, Opaque (MPN 239242). Key specifications — attr1371373: Screw-On; attr1389411: Opaque; attr1371380: Wide; attr1371381: Screw-On Cap; attr1371382: No; attr1371384: No; attr1371385: 58-400 mm; attr1371386: WHEATON.
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