Peterson Fluid 850-18 Rectangular PVC Rubber Flush Mount Grommet 6.29" x 4.42"

The Peterson Manufacturing 850-18 is a rectangular, flush-mount replacement grommet designed for secure installation of Peterson 850 and 851 series grommet-mount lights. Constructed from durable PVC rubber, this grommet seats cleanly into a panel cutout and holds the light flush against the mounting surface for a clean, professional finish.

Key Features:

• UV-resistant PVC rubber construction stays flexible over time and resists cracking from sun and weather exposure
• Flush-mount design creates a clean, low-profile installation
• Rectangular profile measuring 6.29" x 4.42" to match 850/851 series light housings
• Compatible with Peterson 850 and 851 series grommet-mount LED lights
• Fits flat panels up to 6 mm (approximately 1/4") thick
• Requires a mounting opening configured to match the manufacturer's specified diagram
• Black finish for a uniform, factory appearance

The Peterson 850-18 grommet is an essential accessory when installing or replacing 850 series trailer and commercial vehicle lights, providing vibration absorption to protect the light assembly and extend service life. Also sold under part number B850-18.