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Home/Washer & Dryer Parts/Washer Pulsator Cap/DC66-00777A
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DC66-00777A Washer Pulsator Cap Compatible with Samsung, Replaces AP5788799 PS8753312 3282678
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Aftermarket Replacement · Factory Direct
OEM-compatible part built to original specifications. Not manufactured by or affiliated with the original equipment brand.

DC66-00777A Washer Pulsator Cap Compatible with Samsung, Replaces AP5788799 PS8753312 3282678

SKU: DC66-00777A
OEM RetailBranded
$26.87
Via distributor
Source: PartSelect.com · Mar 2026
OEM brand & packaging
Factory direct price
1-year warranty
Our PartBest Value
$17.99
Factory direct
OEM-Compatible
Meets OEM specifications
Factory direct price
1-year warranty
Save by going factory direct
OEM-compatible · no distributor markup
$8.88
33% less than OEM retail
Order within --:-- to ship today
Repair Time1-5 Minutes
DifficultyEasy
DIY FriendlyYes
Tools Needed
Flat-head screwdriver (for removing broken cap fragments)Needle-nose pliers (to extract broken tab remnants from slots)
Qty
Ships from China · 10–20 business days
No sales tax outside CA
or
DC66-00777A Washer Pulsator Cap Compatible with Samsung, Replaces AP5788799 PS8753312 3282678
$24.99 Original price was: $24.99.$17.99Current price is: $17.99.
In Stock

This Part Fixes These Problems

Clothes Snagging or Tearing

Without the pulsator cap, the exposed metal wash-plate mounting bolt snags fabrics during agitation and spin, causing tears and damage to laundry.

Missing or Broken Cap

The plastic retention tabs are prone to snapping off over time or after impact from heavy load items, leaving the bolt fully exposed.

Unusual Thumping / Scraping Noise

A loose or partially detached cap bounces against the wash plate during high-speed spin cycles, creating audible thumping or scraping sounds.

Visible Cracked or Shattered Cap

Hard water mineral deposits, prolonged use, or heavy items can crack the cap body, requiring full replacement to restore safe washer operation.

Repair Guides

How to Extend Your Samsung Washer Pulsator Cap Life — Maintenance Guide
May 26, 2026
OEM vs Aftermarket Samsung Washer Pulsator Cap: Honest Comparison (DC66-00777A)
May 24, 2026
How to Replace DC66-00777A Washer Pulsator Cap on Samsung Top-Load Washers — Step-by-Step
May 23, 2026
Samsung Washer Pulsator Cap Parts — Models & Compatibility
May 23, 2026

Product Description

Why Choose Our DC66-00777A Washer Pulsator Cap?

🔧
Built to OEM Specifications Engineered to match the original Samsung DC66-00777A precisely — 1.72" outer diameter × 0.89" height — for a snap-fit installation with zero gap or wobble.
🛡️
Protects Clothes & Hardware Sits over the wash-plate mounting bolt to shield laundry from the exposed metal nut that can snag and tear fabrics during every spin cycle.
💪
Heavy-Duty Plastic Construction Made from premium impact-resistant plastic that resists cracking, water exposure, and the constant mechanical stress of high-speed spin cycles.
⚡
Tool-Free Snap-On Install Three retention tabs align with slots in the pulsator center and snap firmly into place — no screws, no adhesive, no special tools needed. Most users finish in under 60 seconds.
🔄
Wide Model Compatibility Verified fit across 20+ Samsung top-load washer models including the WA45H, WA48H, WA48J, WA50F9, and WA52J series manufactured for the US market.
💰
Save vs. OEM Price OEM replacement retails at $26.87 on PartSelect. Our aftermarket cap delivers identical fit and function at a fraction of the cost — no service call needed.

💡 Pro Tip: How to Know Your Pulsator Cap Needs Replacing

Your part is likely the culprit if you notice any of the following:

⚠️ Cap is visibly cracked, broken, or completely missing from the wash tub center

⚠️ Clothes are snagging, tearing, or getting caught during the wash or spin cycle

⚠️ Unusual thumping, scraping, or rattling noises during wash cycles

⚠️ Exposed metal nut or bolt visible at the center of the wash plate

🔎 Before ordering: measure your existing cap's outer diameter. DC66-00777A measures 1.72" (approx. 43.7 mm). Some Samsung models use a larger 2" cap (DC66-00887A/B series) — verify your size to avoid a mismatch. Also clear out any broken plastic tab fragments lodged in the pulsator slots before snapping the new cap in.

📦 What's in the Box

✅ 1× DC66-00777A Washer Pulsator Cap / Washplate Cap (1.72" OD × 0.89" H, snap-fit plastic)

Questions & Answers

How do I know if DC66-00777A is the right pulsator cap for my Samsung washer?
Answered by Support Team  ·  Mar 15, 2024
Measure the outer diameter of your existing (or missing) cap location. DC66-00777A measures approximately 1.72 inches (43.7 mm) in outer diameter and 0.89 inches in height. If your washer uses a larger 2-inch cap, you likely need DC66-00887A or DC66-00887B instead. You can also match your full model number (e.g., WA45H7000AW, WA48H7400AW, WA52J8700AW) against our compatibility list above.
Can I run my Samsung washer without the pulsator cap?
Answered by Support Team  ·  Nov 20, 2023
We strongly advise against it. Without the cap, the metal wash-plate mounting bolt is fully exposed inside the tub. This exposed bolt will snag, pull, and tear fabric items with every wash load. It also creates a potential safety hazard. Replacement takes less than a minute and costs very little — there is no good reason to run the machine uncapped.
The broken tabs from my old cap are stuck inside the pulsator slots. How do I remove them before installing the new cap?
Answered by Support Team  ·  Jan 8, 2025
This is a very common situation. Use a thin pick tool, ice pick, or the tip of a small flat-head screwdriver to work each broken tab fragment out of its slot. Needle-nose pliers can help grip larger pieces. For stubborn mineral buildup around the slots, soak the pulsator area with warm water for a few minutes to soften deposits, then scrape clean. The new cap will NOT snap in securely unless all three slots are completely clear.
My new DC66-00777A cap seems too small and doesn't snap in. What's wrong?
Answered by Support Team  ·  Jul 22, 2024
Samsung uses two different pulsator cap sizes across its top-load washer lineup. DC66-00777A has a 1.72-inch outer diameter and fits the WA45H, WA48H, WA48J, WA50F9, and WA52J series. If your cap location measures closer to 2 inches, your washer likely requires DC66-00887A or DC66-00887B. Please verify your full model number and measure the cap seat diameter before ordering to avoid a size mismatch.
How long does the DC66-00777A pulsator cap typically last, and is there anything I can do to extend its life?
Answered by Support Team  ·  Feb 10, 2026
The OEM plastic cap is known to be a wear item — some users report needing replacement every 1-3 years depending on load frequency and laundry habits. Hard items like belt buckles, coins, or bra underwires can snap the retention tabs quickly. To extend cap life: (1) check pockets before washing to remove hard objects, (2) use mesh laundry bags for items with metal hardware, and (3) keep a spare cap on hand since it's an inexpensive and fast repair. Many customers purchase a 2-pack or 3-pack for this reason.

We typically respond within 1 business day. Include your appliance model number for the fastest answer.




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    Disclaimer: Compatibility information, part numbers, and model fitment data on this page are sourced from manufacturer databases and third-party references. While we strive for accuracy, please verify your appliance model number before ordering. Heima is not responsible for errors or omissions in compatibility listings.

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