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Watts Cap Tether: Cap Tether, Watts RK-TC-P, 1/8 in to 1/4 in NPT, Plastic, Backflow Preventer - Caps & Tethers
WattsCaps & Tethers

Watts Cap Tether: Cap Tether, Watts RK-TC-P, 1/8 in to 1/4 in NPT, Plastic, Backflow Preventer

The Watts Cap Tether (SKU 3G-OTH-427315) is a plastic cap tether designed for use with Watts RK-TC-P backflow preventers. It is compatible with 1/8 in to 1/4 in NPT connections. This accessory secures the cap to the…

SKU 3G-OTH-427315

Also listed as: RKTCPPlastciCapTether1814NPT · RK TC P Plastci Cap Tether 1 8 1 4 NPT · RK-TC-P-Plastci-Cap-Tether-1-8-1-4-NPT

Brand
Watts
Item
Cap Tether: Cap Tether, Watts RK-TC-P, 1/8 in to 1/4 in NPT, Plastic, Backflow Preventer
Category
Caps & Tethers
Available to Order
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Watts
Manufacturer Part Number
RK-TC-P Plastci Cap Tether 1/8-1/4 NPT
Type
Watts RK-TC-P, Plastic, Backflow Preventer, NPT
NPT
1/8 in to 1/4 in
Product Type
Cap Tether
Compatible with Series
Watts RK-TC-P, 1/8 in to 1/4 in NPT
Compatible Product Type
Backflow Preventer

Technical Documents

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

Product Description

The Watts Cap Tether (SKU 3G-OTH-427315) is a plastic cap tether designed for use with Watts RK-TC-P backflow preventers. It is compatible with 1/8 in to 1/4 in NPT connections. This accessory secures the cap to the backflow preventer to prevent loss.

Frequently Asked Questions

What is a Watts cap tether used for?

A Watts cap tether secures the cap to a backflow preventer, preventing loss during maintenance or operation. It is designed for Watts RK-TC-P series backflow preventers with 1/8 in to 1/4 in NPT connections, ensuring the cap stays attached and reducing the risk of misplacement.

What are the specifications of the Watts RK-TC-P cap tether?

The Watts RK-TC-P cap tether is a plastic accessory compatible with 1/8 in to 1/4 in NPT connections. It is designed for use with Watts backflow preventers. The manufacturer part number is RK-TC-P Plastic Cap Tether 1/8-1/4 NPT, and it is classified as a cap tether product type.

Where to buy a Watts cap tether worldwide?

3G Electric supplies the Watts cap tether (SKU 6AUY3) to customers worldwide. As a global industrial solutions provider, we handle logistics, customs, and delivery for this backflow preventer accessory. Contact us to source the RK-TC-P cap tether for your application.

How to install a Watts cap tether on a backflow preventer?

To install a Watts cap tether, attach the tether to the cap and the backflow preventer body using the 1/8 in to 1/4 in NPT connections. Ensure the tether is securely fastened to prevent cap loss. Follow standard backflow preventer maintenance practices and verify compatibility with your Watts RK-TC-P series unit.

Used in

Common applications for Watts
Industrial burner gas safety systems — Watts HF2000 filters with GF-series seal kits maintain clean, regulated gas supply to burner pilot and main flame controls
Commercial heating and boiler installations — Modular filter assemblies support preventive maintenance and component replacement without full system shutdown
Process gas delivery pipelines — DN25 through DN125 filter bodies accommodate varying flow rates and inlet pressures across manufacturing and chemical processes
Gas pressure regulation benches — Multi-stage Watts filter platforms integrate with pressure reducers and safety shutoff valves in test and calibration environments
Equipment retrofit and upgrade projects — Available connection sizes and seal kits enable adaptation of newer Watts components into legacy gas control systems
Planned maintenance and spare-parts inventory — Filter seal kits allow facilities to stock consumables in advance, reducing downtime during scheduled gas system servicing

Watts Products

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

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