Timsec 16mm dust cap on quick-connect protects threads from dust.
Timsec 16mm dust plug installed to seal propane quick-connect.
Close-up of Timsec yellow rubber dust cap on a quick-connect.
Yellow Timsec rubber cap ready for outdoor propane connections on quick-connect.
Timsec eight-piece kit with caps and plugs for quick-connects.
Timsec quick-connect assembly shown with cap and plug installed.

Timsec

Timsec 8-Piece 3/8" Dust Cap & Plug for Propane Quick Connect – 0.63 inch (16 mm) Rubber, Yellow

High-performance patio lawn and garden made for confident daily results

$15.32

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Why customers choose PatioZora Garden

Protect and preserve your propane quick-connect hardware

Timsec delivers a soft rubber dust cap and plug kit sized for 0.63 inch (16 mm) quick-connect couplers. The bright yellow finish improves visibility in busy spaces, helping you identify capped connections quickly during outdoor cooking, camping, or workshop tasks. A practical companion for maintaining clean threads and smooth disconnections.

What’s included

  • Eight pieces total: four dust caps and four dust plugs, built for durable outdoor use.
  • Soft rubber construction provides a gentle seal and long-lasting performance.

Key benefits

  • Protects threads from debris, moisture, and wear when hoses aren’t attached.
  • Easy to install by hand or with a wrench, saving time during setup or storage.
  • Non-marring rubber helps preserve connector surfaces during frequent connect/disconnect cycles.
  • High-visibility yellow aids quick identification of protected connections.

Compatibility and sizing

  • Fits 0.63 inch (16 mm) quick-connect couplers used in propane and LP gas systems.
  • Note: 3/8 inch refers to hose inner diameter and thread size; the cap and plug actual size is about 0.63 inch (16 mm).

Suggested uses and storage tips

  • Ideal for propane grills, outdoor heaters, and other propane equipment when not connected.
  • Keep a kit in your trailer, workshop, or vehicle for on-the-go protection.
  • Store in a dry, shaded place away from direct heat to extend rubber life.

Care and longevity

Inspect periodically for signs of cracking or hardening; replace the caps and plugs if you notice wear to maintain a reliable seal.

FAQ

Q: What does the Timsec dust cap and plug kit include?

A: Eight pieces total: four dust caps and four dust plugs for 0.63 inch (16 mm) quick-connect couplers.

Q: Is this compatible with 3/8 inch hose systems?

A: Designed for 0.63 inch (16 mm) quick-connect couplers; 3/8 inch refers to hose diameter, while caps/plugs measure about 0.63 inch.

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