SOASEMBE RP50587 cartridge with packaged seals for a snug fit.
SOASEMBE RP50587 with temperature limit stop for safe water.
SOASEMBE RP50587 seals reduce leaks and drips for efficiency.
SOASEMBE RP50587 built with durable ABS for long-lasting use.
SOASEMBE kit includes bonnet nut RP51503 for quick DIY fixes.
SOASEMBE bonnet nut included for fast, secure installation.
SOASEMBE easy DIY replacement for single-handle faucets.

SOASEMBE

SOASEMBE RP50587 Delta Faucet Cartridge Replacement for DST Single Handle Faucets | Includes RP51503 Bonnet Nut

High-performance tools and home improvement made for confident daily results

$31.55

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Why customers choose TaskHolt Tools

Overview

Replace worn cartridges with confidence using the SOASEMBE RP50587 cartridge, engineered for Delta DST single-handle kitchen and lavatory faucets. This direct replacement mirrors Delta's RP50587 valve and comes packaged with two seals, one preinstalled, for a snug, reliable seal.

What you get

  • RP50587 cartridge valve
  • Two chloroprene rubber seals (one preinstalled)
  • RP51503 bonnet nut
  • 12-month warranty with hassle-free returns

Key benefits you may notice

  • Precise fit for Delta DST models including 100, 101, 140, 400, 440, 441, and more, ensuring smooth operation
  • Built-in temperature limit stop to help prevent scalding and support family-friendly use
  • Leak-resistant design with durable seals to reduce drips and conserve water
  • ABS construction with corrosion-resistant internals for longer-lasting performance
  • Cost-effective DIY solution that lets you repair your faucet without expensive replacements

Why choose this kit? It emphasizes reliability, safety, and ease of installation for everyday households. By replacing a worn cartridge, you may experience a steadier handle feel, consistent temperature control, and fewer leaks—benefits that come from well-matched parts and quality materials. The included bonnet nut helps streamline installation, and the 12-month warranty offers added peace of mind.

FAQ

Q: What Delta faucet models is the RP50587 cartridge compatible with?

A: Designed for Delta DST single-handle kitchen and lavatory faucets, including models 100, 101, 140, 400, 440, 441.

Q: What comes in the kit and what are the main benefits?

A: Includes RP50587 cartridge, two seals (one preinstalled), and RP51503 bonnet nut; features a built-in temperature limit stop, leak resistance, and durable construction for DIY repairs.

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