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519601 Cast Iron Flange Set for UP Series Circulator Pumps-3/4 NPT, black, 347

Q: What are the dimensions of these flanges? Specifically how far apart are the bolt holes?, And how big is diameter on short side?

The bolt holes are 3 1/8” Center to Center. The diameter of the two bolt holes are approximately 1/2”. They are about 5/16” from the edge of the flange. I hope this helps you. Mike

Q: My boiler has 1" input/output. Is there a 1" flange set?

Yes, please see the following. Grundfos 519602 1-Inch GF 15/26 Cast Iron Flange Set … ASIN: B0012QIZNU

Q: grundfos ups 26-99fc will this set work on this pump?

3/4" GF 15/16 FLANGE SET, BRONZE, THREADED, PAIR, GRUNDFOS, Use with UP15-18SF, UP15-42SF, UP25-64SF, UP26-96BF, UP26-99BF YES

Product ID: 5784606

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Details

Size
347
Color
Black
Material
Cast Iron
Brand
Grundfos
Item dimensions L x W x H
2 x 2 x 2

🔩3/4-inch NPT threaded pipe connection

⚙️Includes 2 flanges, 2 gaskets, 2 bolts & nuts

🛠️Cast iron durability for UP Series pumps

Frequently Bought Together

Grundfos 519601 Cast Iron Flange Set for UP Series Circulator Pumps-3/4 NPT, 347, Black

Grundfos 59896341 UPS15-58FC Super Brute Circulator, Red, Small

3-Speed Grundfos Pump Hot Water Circulator Pump Model UPS15-58FC; 115V

Description

🔧 Lock in reliability with every pump connection!

COMPACT LIGHTWEIGHT - Streamlined 0.01 oz design for easy handling without bulk
PRECISION THREADED FIT - Secure 3/4-inch NPT connection ensures leak-proof pump integration
RUGGED CAST IRON BUILD - Engineered for long-lasting strength and corrosion resistance
VERSATILE COMPATIBILITY - Designed specifically for Versa Flo UP and UPS circulator pumps
COMPLETE INSTALLATION KIT - All-in-one set with flanges, gaskets, bolts, and nuts for hassle-free assembly

The Grundfos 519601 Cast Iron Flange Set is a robust, precision-engineered plumbing accessory designed for seamless integration with Versa Flo UP and UPS circulator pumps. Featuring a secure 3/4-inch NPT threaded connection, this set includes all necessary components—flanges, gaskets, bolts, and nuts—crafted from durable cast iron to ensure long-term performance and leak-free operation.

Specifications

Fastener Type	bolts
Head Style	Hex
Finish Type	No Finish
Shape	Round
Item Diameter	0.75 Inches
Thread Size	3/4-18
Number of Pieces	6
Compatible groove diameter	15 Millimeters
Global Trade Identification Number	00632514009769
Number of Items	1
Set Name	Grundfos UP Series Circulator Pumps Flange Set
Manufacturer	Grundfos
UPC	783961374501 632514009769
Part Number	519601
Item Weight	0.01 ounces
Item model number	519601
Is Discontinued By Manufacturer	No
Style	Circulator
Finish	No Finish
Power Source	Corded Electric
Item Package Quantity	1
Cutting Diameter	0.75 Inches
Included Components	Grundfos 519601 Cast Iron Flange Set for UP Series Circulator Pumps - 3/4" NPT
Batteries Included?	No
Batteries Required?	No

Have a Question? See What Others Asked

What isthe size of the bolts in this set?

What are the dimensions of these flanges? Specifically how far apart are the bolt holes?, And how big is diameter on short side?

My boiler has 1" input/output. Is there a 1" flange set?

grundfos ups 26-99fc will this set work on this pump?

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KSh18282

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