What is the distance between the bolt holes ? Thanks

Center to center is 3-1/4" for the Grundfos flanges.

What is the total lenght of the flange ? Thanks

Total length of the Grundfos flange is 4-1/4". The holes center to center is 3-1/4".

519603 1-1/4-Inch GF 15/26 Cast Iron Flange Set

Product ID: 378642121

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🔩1-1/4-Inch NPT pipe connection

⚙️Complete flange set with bolts & gaskets

🇺🇸Proudly made in the USA

Description

🔧 Elevate your plumbing game with the ultimate flange set—because your system deserves the best!

CAST IRON DURABILITY - Built to last with robust cast iron, perfect for demanding heating systems.
COMPACT LIGHTWEIGHT - Weighs just 553g with a compact design for easy handling and installation.
TRUSTED BRAND STANDARD - Grundfos quality you can rely on for professional-grade plumbing solutions.
PRECISION FIT ZERO HASSLE - Engineered for seamless 1-1/4-inch NPT pipe connections, ensuring leak-proof reliability.
ALL IN ONE INSTALLATION KIT - Includes 2 flanges, 2 gaskets, and bolts with nuts for a hassle-free setup.

The Grundfos 519603 GF 15/26 Cast Iron Flange Set is a precision-engineered plumbing fitting designed for 1-1/4-inch NPT pipe connections. Made in the USA, this durable cast iron flange set includes all necessary components—flanges, gaskets, bolts, and nuts—for a reliable, professional-grade installation in heating and pump systems.

Specifications

ASIN	B0039PO22K
Country of Origin	USA
Item Dimensions LxWxH	20.3 x 10.2 x 15.2 Centimeters
Item Weight	553 g
Item model number	519603
Manufacturer	Grundfos
Net Quantity	1.0 Count
Product Dimensions	20.32 x 10.16 x 15.24 cm; 553.38 g

Reviews

J**A

It was the right size.

20.10.2024

J**Z

Grundfos. The standard I rely on for my heating system.

2.11.2015

H**Y

Used these on Taco 007 pump. All good

29.05.2024

H**C

Picture is misleading....... Needed the 3/4" flanges that is compatible with the pump I ordered...... NOT THE 1 1/4"

13.05.2017

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