Marley, Qmark, BerkoGenuine OEM Part

Marley Washer 23703-00166 Qmark, Berko Parts

Part # 23703-00166
Hardware

External tooth #10 stainless steel lock washer, part 23703-00166, for Marley, Qmark and Berko electric heaters.

$16.00

Usually ships in 1-2 weeks, contact us to confirm lead time

Available on backorder

Genuine OEMFactory original part
Same-Day ShippingIn-stock orders by 4 PM Central
90-Day ReturnsSee return policy
Expert Support800-654-3545Mon–Fri, 8 AM–5 PM Central

SKU: Y23703-00166 Categories: Marley, Marley Qmark Berko Heater Parts, Hardware

Will This Part Fit?

Match the part number 23703-00166 to the part in your heater, or send us your model number and we’ll confirm it fits before you order.

Need help finding your model number? Not sure? Call 800-654-3545 or email [email protected].

Product Details

Part Number	23703-00166
Brand	Marley, Qmark, Berko
Part Type	Hardware
Manufacturer Description	LOCK WASHER
Condition	New — Genuine OEM
Size	#10
Type	External tooth lock washer
Material	Stainless steel
Availability	Backorder — call for an estimated ship date
Returns	90 days on new, unused items
SKU	Y23703-00166

Not sure this is the right part?Our parts experts will check it against your model number.800-654-3545 · [email protected]Mon–Fri, 8 AM–5 PM Central

About the Marley 23703-00166

Part 23703-00166 is a factory replacement lock washer for Marley, Qmark and Berko electric heaters. It is an external tooth design in #10 size, made of stainless steel.

Use it to replace an original lock washer that was lost or worn during service. Not sure this is the right piece? Call us with your heater's model number and we will help confirm the match before you order.

Turn off power to the heater at the breaker before working on it.

Why Buy From Carroll Parts?

Helping Fix Things Since 1938Over 85 years of parts expertise
Same-Day ShippingIn-stock orders placed by 4 PM Central ship the same business day
90-Day Return PolicyBuy with confidence
Real Parts Experts800-654-3545 · Mon–Fri, 8 AM–5 PM Central

Frequently Asked Questions

Is the Marley 23703-00166 a genuine OEM part?

Yes. This is a genuine Marley factory replacement part, not an aftermarket copy.

When will my order ship?

This part is currently on backorder. Call us at 800-654-3545 for an estimated ship date.

What is your return policy?

Items must be new and unused. You can return them within 90 days. Please read our return policy before sending anything back. Questions about a return? Call 800-654-3545 or email [email protected], Mon–Fri, 8 AM–5 PM Central.