37° Flare Flange

The 37° Flare Flange is a precision-engineered hydraulic flange designed to provide secure and reliable four-bolt connections for hydraulic tubing and equipment. Manufactured in accordance with ISO 6162 standards, it is compatible with 37° flare tube ends and is widely used in hydraulic pumps, valves, cylinders, manifolds, and fluid power systems.

Available in both SAE 3000 PSI Flange and SAE 6000 PSI Flange pressure series, the flange offers excellent sealing performance, high mechanical strength, and long-term durability. Manufactured from premium carbon steel or stainless steel with corrosion-resistant surface treatment, it is suitable for medium- and high-pressure hydraulic applications in demanding industrial environments.

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Product Description

Product Overview

The 37° Flare Flange is designed to connect hydraulic tubing with 37° flare ends to hydraulic components through a standard four-bolt flange interface. Precision machining ensures excellent dimensional accuracy and smooth sealing surfaces, providing dependable leak-free performance under demanding operating conditions.

The product is available in SAE 3000 PSI Flange and SAE 6000 PSI Flange configurations, allowing users to select the appropriate pressure series according to their hydraulic system requirements. Its robust construction provides excellent resistance to pressure, vibration, and mechanical stress, making it suitable for both stationary industrial equipment and mobile hydraulic machinery.

Manufactured from high-quality carbon steel or stainless steel, the flange can be supplied with zinc-plated or customized surface finishes to improve corrosion resistance and extend service life. Multiple sizes are available to ensure compatibility with a wide range of hydraulic systems, while OEM and customized manufacturing services are also supported.

Features

Designed for 37° flare hydraulic tube connections
Standard four-bolt flange mounting
Available in 3000 PSI and 6000 PSI pressure series
High-strength carbon steel or stainless steel construction
Precision-machined sealing surfaces
Excellent corrosion resistance
Reliable sealing performance
OEM and customized specifications available

Specifications

37°Flare flange SAE 3000/ISO 6162-1 footprint
Size (Inch)	A	B	G	H	M	N	O	L	Pressure (Bar)
1/2	18.2	40.5	48	56.4	56	53	59	20	420
3/4	23.8	50.8	60	71.35	70	66	75	24	420
3/4	23.8	50.8	60	71.35	70	66	75	24	420
3/4	23.8	50.8	60	71.35	70	66	75	24	420
1	27.8	57.2	70	81	80	75	84	24	420
1	27.8	57.2	70	81	80	75	84	24	420
1	27.8	57.2	70	81	80	75	84	24	420
1-1/4	31.8	66.6	78	95.5	90	83	99	30	420
1-1/4	31.8	66.6	78	95.5	90	83	99	30	420
1-1/4	31.8	66.6	78	95.5	90	83	99	30	420
1-1/4	31.8	66.6	78	95.5	90	83	99	30	420
1-1/2	36.5	79.3	95	112	108	101	116	35	420
1-1/2	36.5	79.3	95	112	108	101	116	35	420
2	44.5	96.8	114	133.5	128	120	137	40	420
2	44.5	96.8	114	133.5	128	120	137	40	420
2	44.5	96.8	114	133.5	128	120	137	40	420
37°Flare flange SAE 6000/ISO 6162-2 footprint
1/2	18.2	40.5	48	56.4	56	53	59	20	420
3/4	23.8	50.8	60	71.35	70	66	75	24	420
3/4	23.8	50.8	60	71.35	70	66	75	24	420
3/4	23.8	50.8	60	71.35	70	66	75	24	420
1	27.8	57.2	70	81	80	75	84	24	420
1	27.8	57.2	70	81	80	75	84	24	420
1	27.8	57.2	70	81	80	75	84	24	420
1-1/4	31.8	66.6	78	95.5	90	83	99	30	420
1-1/4	31.8	66.6	78	95.5	90	83	99	30	420
1-1/4	31.8	66.6	78	95.5	90	83	99	30	420
1-1/4	31.8	66.6	78	95.5	90	83	99	30	420
1-1/2	36.5	79.3	95	112	108	101	116	35	420
1-1/2	36.5	79.3	95	112	108	101	116	35	420
2	44.5	96.8	114	133.5	128	120	137	40	420
2	44.5	96.8	114	133.5	128	120	137	40	420
2	44.5	96.8	114	133.5	128	120	137	40	420

Applications

The 37° Flare Flange is widely used in hydraulic pumps, valves, cylinders, manifolds, hydraulic power units, construction machinery, agricultural equipment, mining machinery, marine hydraulic systems, industrial automation equipment, and other fluid power applications requiring reliable four-bolt flange connections.