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Titan 700-821 Teflon-Ring/Seal

$5.80
Available to Order
Part #: 700-821

OEM Titan Fluid Section Seal

Titan 700-821 Teflon-Ring/Seal is an OEM PTFE seal that fits between fluid section components to prevent material bypass, ensuring consistent pressure and smooth operation on compatible Titan sprayers, including the RentSpray 650.

Brand: Titan Part #: 700-821 Type: Teflon Ring/Seal (PTFE) Use: Fluid Section Sealing

Compatibility Table

Brand Compatible Titan Machine Part Number Component Technical Detail
Titan RentSpray 450, 500, 600, 650; MultiFinish 440 700-821 Teflon P-ring / seal Inlet valve seat / foot valve seal.
Titan Impact 340, 400, 410, 440, 640; Advantage 400, 500; Epic 447HPX, 660HPX; Airless 330-1140 series; Helix LP 700-821 Teflon P-ring / seal Verify against parts diagram.

Inspect the piston/rod for scoring or wear during replacement. A smooth mating surface is essential for the new seal to function properly. A set of pliers may be helpful during installation.

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Titan Fluid Section Seal Replacement

Titan 700-821 Teflon-Ring/Seal for Fluid Section Service

Titan 700-821 is an OEM Teflon (PTFE) P-ring seal designed to fit between fluid section components on compatible Titan airless sprayers. It creates a leak-free seal that prevents material from bypassing the piston or rod, maintaining consistent pressure and smooth operation.

OEM: Titan Part #: 700-821 Type: Teflon Ring/Seal (PTFE) Use: Fluid Section Sealing
Detail Technical / Commercial Information
Product Overview OEM Titan Teflon ring/seal used in the fluid section to prevent material bypass and ensure consistent pressure. Listed in parts databases as a Teflon P-ring or O-ring at the inlet valve seat or foot valve housing.
Function Fits between fluid section components, creating a leak-free seal that prevents material from bypassing the piston or rod. Made from durable Teflon material with excellent chemical resistance and low friction.
Specification PTFE (Teflon) construction. Exact dimensions not independently established; verify against the illustrated parts list for your specific model revision before ordering.
Industrial Applications Professional sprayer repair, fluid section rebuilds, valve service, and rental fleet equipment restoration.
Compatible Titan Machines RentSpray 450, 500, 600, 650; MultiFinish 440; Airless Sprayer 330, 340, 440, 540, 640, 740, 840, 1100, 1140 Series; Advantage 400, 500; Epic 447HPX, 660HPX; Helix LP; Impact 340, 400, 410, 440, 640. Always verify fitment against the official parts diagram for your exact model and revision.
OEM Part Number 700-821 Teflon Ring/Seal.
Related Components 762-058 PTFE O-ring; inlet valve seat; valve ball; fluid section seals; packing kit (0532911); valve seat kit (0532916). These are separately identified components and are not included with the seal.
Common Problems Solved Material bypass past the piston, pressure loss, uneven spray patterns, external fluid leaks, and reduced pump efficiency.
Target Users / Markets Painting contractors, rental fleets, maintenance crews, and repair shops servicing compatible Titan sprayers.
OEM & Brand Information Genuine Titan OEM component designed for correct fitment in compatible sprayer fluid systems.
Commercial Benefits Restores leak-free sealing, prevents material bypass, maintains consistent pressure, and extends pump service life.

When replacing the 700-821 Teflon Ring/Seal, inspect the piston/rod for scoring or wear, as a smooth mating surface is essential for the new seal to function properly. A set of pliers might be helpful during installation. With extended use, Teflon seals can become compressed, hardened, or nicked, allowing material to leak past the piston. Always verify the correct part number against the official parts diagram for your specific sprayer model and revision.

Frequently Asked Questions

Quick answers for confirming fitment and service requirements.

Common Questions
What is Titan 700-821 used for?

It is an OEM Teflon (PTFE) seal used in the fluid section to prevent material bypass and ensure consistent pressure on compatible Titan sprayers.

Does this fit the RentSpray 650?

Yes. Multiple parts databases list the 700-821 as compatible with the RentSpray 650. Always verify against the official parts diagram for your exact model and revision.

Where is this seal located in the fluid section?

Parts databases identify the 700-821 as a Teflon P-ring or O-ring used at the inlet valve seat or foot valve housing, depending on the specific model configuration.

When should the Teflon seal be replaced?

Replace if the seal becomes compressed, hardened, nicked, or broken. Symptoms include material bypass, pressure loss, uneven spray patterns, and external fluid leaks.

What related parts should be inspected?

Inspect the 762-058 PTFE O-ring, inlet valve seat, valve ball, and other fluid section seals. These are separately identified components and are not included with the 700-821.

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