Sphere Steel Grommet .500

The S series firewall fitting has a 1 inch steel ball held in place by 2 stainless steel pressure plates. It has a swivel angle up to 50 degrees from straight and is held to the firewall with 6 #4 screws.

Assembly weighs only 1.0oz-1.9oz (.06lb-.12lb) depending on ball hole size.

Ball hole sizes available are .125, .188, .218, .240, .250, .260, .312, .330, .375, .438, .500, .562 and .750.

Meets FAR 23.1191 and AC 20-135 requirements.

Order example: TTP-125S (.125 ball hole size)