Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
MOON AMERICAN Adjustable Hydrant Wrench - Fire Hydrant Wrenches
MOON AMERICANFire Hydrant Wrenches

MOON AMERICAN Adjustable Hydrant Wrench

The MOON AMERICAN Adjustable Hydrant Wrench (MPN 878-8) is a Navy Slot/Pin/Rocker type fire hydrant wrench with an 18-inch overall length and a plated steel handle. It fits all nut sizes from 1/4 to 4-1/2 inch lugs…

SKU 3G-OTH-548893

Also listed as: 8788 · 878 8

Brand
MOON AMERICAN
Item
Adjustable Hydrant Wrench
Part Number
878-8
Category
Fire Hydrant Wrenches
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

MOON AMERICAN
Manufacturer Part Number
878-8
Type
Navy Slot/Pin/Rocker
Overall Lg
18 in
For Use On
Navy Slot
Wrench Style
Adjustable Hydrant
Handle Material
Plated Steel
For Fitting Size
Fits all nut sizes, 1/4 to 4-1/2 in lugs

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

MOON AMERICAN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MOON AMERICAN Adjustable Hydrant Wrench (MPN 878-8) is a Navy Slot/Pin/Rocker type fire hydrant wrench with an 18-inch overall length and a plated steel handle. It fits all nut sizes from 1/4 to 4-1/2 inch lugs and is designed for use on Navy Slot, Pin, and Rocker fittings.

Frequently Asked Questions

What is the MOON AMERICAN Adjustable Hydrant Wrench used for?

The MOON AMERICAN Adjustable Hydrant Wrench (MPN 878-8) is used by fire departments and municipal water crews to operate fire hydrants with Navy Slot, Pin, or Rocker fittings. Its adjustable jaw fits all nut sizes from 1/4 to 4-1/2 inch lugs, making it a versatile tool for emergency and maintenance applications.

What are the specifications of the MOON AMERICAN Adjustable Hydrant Wrench?

The MOON AMERICAN Adjustable Hydrant Wrench (MPN 878-8) has an 18-inch overall length, a plated steel handle, and an adjustable wrench style. It fits all nut sizes from 1/4 to 4-1/2 inch lugs and is designed for use on Navy Slot, Pin, and Rocker fittings. The handle material is plated steel for durability.

Where to buy the MOON AMERICAN Adjustable Hydrant Wrench worldwide?

3G Electric supplies the MOON AMERICAN Adjustable Hydrant Wrench (MPN 878-8) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this wrench for your fire hydrant maintenance needs.

How to select the right MOON AMERICAN Adjustable Hydrant Wrench?

To select the MOON AMERICAN Adjustable Hydrant Wrench (MPN 878-8), confirm your hydrant fitting type—Navy Slot, Pin, or Rocker. This wrench fits all nut sizes from 1/4 to 4-1/2 inch lugs, so measure your hydrant's lug spacing. The 18-inch plated steel handle provides leverage for tight fittings.

Used in

Common applications for MOON AMERICAN
Municipal firefighting — Moon American 514P-1024 single gallonage ball shutoff nozzle with NST threads for standard hose lines
Industrial fire suppression — Moon American 542P-1024 swivel shutoff nozzle with plastic/aluminum body for washdown and fire response
Commercial building standpipe systems — Moon American 6ANW2 solid bore nozzle with NPSH threads for constant pressure automatic operation
Petrochemical plant fire protection — Moon American 514P-1514 solid stream nozzle with NPSH base for high-pressure water delivery
Marine and offshore fire safety — Moon American 542-1524 swivel shutoff nozzle with NST threads for saltwater compatibility
Water treatment facilities — Moon American 542P-1524 adjustable shutoff nozzle with lever activation for flow control in washdown systems
Not sure this is the right part? Photo-identify it→

MOON AMERICAN Products

3G Electric supplies MOON AMERICAN fire hydrant wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from MOON AMERICAN

View all MOON AMERICAN parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first