MS18013-3 Humidity Indicator Plug

MS18013-3 Humidity Indicator Plug

This is a zinc-plated brass Humidity Indicator Plug that meets MS18013-3.
Mounting Hole Diameter

0.515 IN (13.1 MM)

Window Diameter

0.995 IN (25.3 MM)

Stock Status


Part Number


Product Description


Meets MS18013-3

This is a zinc-plated brass Humidity Indicator Plug with a glass window. Furnished with gasket, gasket retainer and nut. It installs into a container through a 0.515 in. (13.1 mm) diameter hole. Furnished with a 20-30-40% pie sector humidity disc. Humidity disc is not field replaceable. NSN # 6685-00-464-4660.

Weight: 0.08 lbs. (36 grams)

Recommended Installation Torque: 25 - 35 in. - lbs. (3.0 - 4.0 N·m)

Maximum wall thickness: 0.15 in. (4 mm)


Additional Information

Name MS18013-3 Humidity Indicator Plug
Part Number MS18013-3
Mounting Hole Diameter 0.515 in (13.1 mm)
Window Diameter 0.995 in (25.3 mm)
Recommended Installation Torque 25 - 35 in. - lbs. (3.0 - 4.0 N·m)
Maximum Wall Thickness 0.15 in. (4 mm)
Body Material brass
Body Finish zinc-plated, clear
Internal O-Ring Material IAW MIL-PRF-6855
External Gasket Material IAW MIL-PRF-6855
Complies With MS18013-3
IP/NEMA Rating This is appropriate for use on NEMA 1, 2, 3, 3R, 3S, 4, 5, 6, 12, 12K and 13 enclosures, as well as I66/IP67 enclosures. This item may also be appropriate for use on other NEMA or IP enclosures, depending upon the application.
Weight 0.08 lbs
Stock Status Contact Us for Availability

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