JavaScript seems to be disabled in your browser. You should have JavaScript enabled in your browser to utilize the functionality of the website

Skip to Navigation Skip to Content

What You Can Expect:

The most in-stock parts on the planet — all OEM, all the time
Cool technology to make finding and buying parts a breeze, including Serial Number Lookup, PartSPIN® and Smart Manuals, found on partstown.com and our industry-leading mobile app
An exceptional customer experience from the team you know and trust with every email, live chat, text and phone call, provided by a friendly and knowledgeable team
Later hours than anyone else — offering support and shipping all in-stock orders until 9PM ET

Real OEM HVAC Parts Are In This Spring! SHOP NOW

find parts
find manuals

Find Foodservice Equipment Parts

AO Smith Water Heater 100003894 LOCK NUT STAR 1/2" GEN

How to get it fast to ?

Ship It!

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Promotional Price:

18.99 $ My Price: $ 18.99 USD

Aprox. MX$ 322.83

Add to cart

more Purchase Options for Shipping

Something went wrong. Please try again.

Quantity Available:

0

Quantity Available:

0

Manufacturer:

AO Smith Water Heater

Manufacturer #:

100003894

Parts Town #:

AOSM100003894

Units:

Each

Fits Models:

View Models List

AO Smith Water Heater 100003894 Genuine OEM Replacement Part

LOCK NUT STAR 1/2" GEN

Required fields.

Card Label

Expiration Date

Billing Address

First Name

Last Name

Address Line

Apt or Suite Number

City

Country/Region

State/Province

Zip/Postal Code

Fits Models
Specs

Length:

1 in / 2.54 cm
Width:

1 in / 2.54 cm
Height:

1 in / 2.54 cm
Weight:

Not Available

We are ready to help!

Flat rate shipping anywhere in Mexico $49.99

Find the parts you need to fix equipment!

We are ready to help!

Flat rate shipping anywhere in Mexico $49.99

Find the parts you need to fix equipment!

Find Foodservice Equipment Parts

AO Smith Water Heater 100003894 LOCK NUT STAR 1/2" GEN

How to get it fast to ?

AO Smith Water Heater 100003894 Genuine OEM Replacement Part

New Customers?

Find Foodservice Equipment Parts

AO Smith Water Heater 100003894 LOCK NUT STAR 1/2" GEN

How to get it fast to ?

Ship It!

AO Smith Water Heater 100003894 Genuine OEM Replacement Part