4200 Custom


Please enter a custom hole size(s) for your fitting
Product total
Options total
Grand total
SKU: 4200-Custom

The 4200 series spherical metal grommet firewall fitting has a 1 inch steel ball held in place by 1 4130 steel pressure plate. It requires only one hole in the firewall and has a swivel angle up to 50 degrees from straight. It is held onto the firewall with one 1 5/16 steel nut. This fitting is for a steel/stainless steel firewall. Assembly weighs only 1.8oz-2.5oz (.11lb-2.5lb) depending on ball hole size.

Meets FAR 23.1191 and AC 20-135 requirements.

Additional information

Weight .09 oz
Number of Holes

1, 2


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.