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Dayton 991220 neoprene ring, black rubber gasket, round form factor

Dayton

Dayton 991220 Neoprene Ring electrical box

SKU CH-9MNK-11C09

Neoprene ring compatible with specific Grainger and Dayton electrical box models

  • Product typeEnclosures
  • Neoprene construction resists oil and weather for lasting seals
  • Compatible with multiple Dayton and ACME enclosures for flexible installs
  • Fits Grainger items 4C660, 4C661 and 3C411 for direct replacement
  • Matches manufacturer models DCK, XB, QBR and PNURG series
  • Dayton 991220 part number ensures correct ordering and inventory tracking

Dayton 991220 Neoprene Ring

The Dayton 991220 is a neoprene ring designed for electrical enclosures. It provides a flexible seal for compatible box assemblies. This component is intended for installers and maintenance technicians working with specific electrical hardware. The ring is supplied new and ready for installation.

Suits ACME and Dayton enclosures listed

This ring fits Grainger item numbers 4C660, 4C661, 3C411 and 3NXF4. It also matches manufacturer models DCK, XB, QBR, PNURG, PV, UBGMX, PNURF, EC, DC, HA and HG16PC 166292. Buyers using enclosures outside these listed part numbers should look elsewhere. Compatibility is limited to the brands and models explicitly identified.

Neoprene material for sealing

The ring is constructed from neoprene, a synthetic rubber valued for resilience and environmental resistance. This material choice determines the seal durability and chemical compatibility in the enclosure. Verify that neoprene meets the project requirements for the installation environment. The material is the primary specification governing correct application.

How it compares

Measured against everything we stock in Electrical Enclosures & Cabinets, at today’s prices. Recalculated every night.

Price $38.99
Typical for this category: the median of 1,411 items is $39.99.

Specifications

Product
Brand nameDAYTON
Product typeEnclosures

Questions about this item

Which Grainger item numbers must I already own for the 991220 neoprene ring to fit?

The ring is designed for Grainger items 4C660, 4C661, 3C411 and 3NXF4, so one of those enclosures is required.

Will this ring work with my existing ACME or Dayton enclosures such as the DCK, XB or QBR models?

Yes, the ring fits ACME and Dayton enclosures including DCK, XB, QBR, PNURG, PV, UBGMX, PNURF, EC, DC, HA and HG16PC 166292.

How can I confirm the 991220 ring is seated correctly after installation?

When properly installed the neoprene ring sits flush against the enclosure mating surface with no visible gaps, providing a continuous seal around the opening.

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