Fragola AN -8 Male To AN -8 Male Black Anodized Aluminum 45 Degree Bulkhead Union Adapter Fittings Tabs With Nuts When they say #5 they

When they say #5 they are referring to the diameter of the button which is 5/16

Actual Stack Height: 3

Synergy Manufacturing's adjustable steering column allows for easy to adjustable steering column

oil and gas tanks on racing vehicles

Core Dimensions: 15" x 11" x 3"

Fragola AN -8 Male To AN -8 Male Black Anodized Aluminum 45 Degree Bulkhead Union Adapter Fittings Tabs With Nuts When they say #5 theyAN #8 bulk head fittings are designed to pass a connection through the firewall. They also work great on tube chassis when you need to bolt a hose or line securely in place. AN #8 Fittings have 37 degree JIC style flare and 3 4" 16 thread. The bulkhead nut is sold SEPARATELY AN #8 bulk head fittings are designed to pass a connection through the firewall. They also work great on tube chassis when you need to bolt a hose or line securely in place. AN #8