What Is a Flare Nut

The most popular industry to use flare-nut wrenches is the automobile industry. The fastenings on these wrenches are great for securing brakes and clutch lines. You can also use them for fuel pumps and temperature sensors.

Why do flare fittings?

Flared fittings are also a good option for use with heavy machinery, and industrial and construction equipment. They are the fitting is most commonly used to connect tube or hose in high-pressure and high-temperature applications. The flare fitting is commonly used world-wide because it is a simple construction.

Why are frost free flare nuts used?

The best flare nuts to use are the “frost-proof”, forged versions that have small pin holes to drain any condensation that could build during defrost and off cycles.

When should a flare spanner be used?

Flare nut spanners can fit fasteners that are inaccessible to ring spanners, while retaining the stability provided by a ring head. They are designed for use on fasteners that are attached to tubes, for example, on the end of vehicle brake pipes or plumbing pipes.

What type of flare is best for brake lines?

All brake lines need to be double flared, due to the high hydraulic pressure. If your brakes leak or the hoses crack, it could prove to be fatal. Single flared lines are suitable for low-pressure lines in other applications, but not your vehicle’s brakes.

What are frost nuts?

gray Member Posts: 1. June 2005. with long fl nuts water can get in and freeze and crack them. the short nuts or frost nuts are thicker and less prone to splitting.

What does a flare nut look like?

Flare nut wrenches are a type of open-ended wrench that’s intended for use with hexagonal nuts and fittings, which are sometimes referred to as flare fittings. Visually, they resemble box or ratchet wrenches but with an open head instead of a closed loop.

What is a crows foot tool?

Crowfoot wrenches are open-end sockets that come in handy when reaching around obstacles. They work where common 6pt and 12pt sockets and wrenches simply cannot fit.

What do flaring tools have?

What are Flaring Tools? Flaring tools use pressure to make a fabricated mechanical joint for joining or sealing copper tubing with a flare connection. Flaring allows you to connect tubes to each other or another kind of fitting. Flared ends tend to have an approximately conical shape.