Vintage Air's No. 8 Rubber Firewall Grommet protects wiring, fuel, water, and hydraulic lines as they pass through a firewall or metal panel. It has a soft, pliable center that doesn't need trimming for larger A/C hoses, and it's sized for a 1.25-inch drill hole.
Specifications:
- Outer Diameter: 1.75 in
- Inner Hole: 0.625 in (expands to 1 in)
- Drill Hole Size: 1.25 in
- Material: Rubber
- Color: Black
- Part Number: 33137-VUI
FAQ
What is the Vintage Air 33137-VUI grommet used for?
Protecting wiring, fuel, water, and hydraulic lines where they pass through a firewall or metal panel.
What drill hole size does this grommet require?
1.25 inches.
Does it need to be trimmed for A/C hose?
No, its soft pliable center doesn't need trimming, even for larger A/C hoses.
What is the inner hole size?
0.625 inches, expanding to 1 inch.

