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HGW Blog

Practical guides for identifying hydraulic fittings, comparing connection styles, checking applications, reviewing materials, and finding relevant HGW product categories.

Maintenance

Hydraulic System Leak Costs and ORFS Leak Prevention

HGW Hydraulics on Mar 31st 2022

O-ring face seal hydraulic connections are among the most reliable choices for controlling leakage, but a system can still leak if the
Fitting Guides

ORFS Fitting Assembly: Four Wet-Torque Steps

HGW Hydraulics on Mar 23rd 2022

Correct ORFS fitting assembly is important because the connection relies on a clean O-ring face seal and controlled clamping load. Fiel
Connection Types

DIN Cap and Plug Kit Sizes for Light and Heavy Series

HGW Hydraulics on Mar 17th 2022

DIN caps and plugs help protect open hydraulic fitting ends, tube connections, and adapter ports while parts are stored, moved, or serv
Connection Types

British BSP Threads: BSPP, BSPT, and Hydraulic Sealing

HGW Hydraulics on Mar 8th 2022

British Standard Pipe threads appear on many hydraulic and fluid power components. The two common forms are BSPP, which is British Stan
Connection Types

DIN 4-Bolt Hydraulic Flanges: Form R, Form S, and Fit

HGW Hydraulics on Mar 2nd 2022

DIN 4-bolt hydraulic flanges are international flange connections used where a flanged head, O-ring, and four-bolt port pattern are req
Connection Types

DIN German Threads: Metric Hydraulic Connection Basics

HGW Hydraulics on Feb 22nd 2022

DIN German hydraulic connections are among the most common metric fitting styles used globally. When a maintenance team refers to a hyd
Connection Types

DIN German Threads: Metric Hydraulic Connection Basics

HGW Hydraulics on Feb 22nd 2022

DIN German hydraulic connections are among the most common metric fitting styles used globally. When a maintenance team refers to a hyd
Connection Types

JIS 4-Bolt Hydraulic Flanges: Type 1 and Type 2 Basics

HGW Hydraulics on Feb 17th 2022

JIS 4-bolt flanges are used in fluid power systems and follow the same general connection idea as other four-bolt hydraulic flange styl
Connection Types

JIS 4-Bolt Hydraulic Flanges: Type 1 and Type 2 Basics

HGW Hydraulics on Feb 17th 2022

JIS 4-bolt flanges are used in fluid power systems and follow the same general connection idea as other four-bolt hydraulic flange styl
Connection Types

Japanese Pipe Threads: JIS, BSPP, and Komatsu Differences

HGW Hydraulics on Feb 9th 2022

Japanese hydraulic equipment often uses connection styles that look familiar but are not always interchangeable with British or metric