nVent AS056M - Hol-Sealers Hole Seal, 0.56-inch Diameter, Gray, Mild Steel
nVent

AS056M

UPC: 783510155056

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Minimum Qty: 10

Multiplier: 10

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Overview

The nVent Hol-Sealers Hole Seal, model AS056M, is a 0.56-inch diameter, ANSI 61 gray steel seal designed to protect industrial enclosures from dust, dirt, oil, and water ingress. Engineered for versatility, it accommodates hole sizes from 0.19 inches up to 0.80 inches in diameter and fits enclosure walls up to 0.31 inches (8 mm) thick. The AS056M maintains critical enclosure ratings, including Type 3R, 4, 4X, 12, and 13 when used with nVent HOFFMAN enclosures, and complies with NEMA/EEMAC and IEC 60529 (IP66) standards for harsh environments. Constructed with a 16-gauge galvanized steel backplate and polyester powder paint finish, the AS056M offers corrosion resistance and durability. It includes a plated 10-32 x 5/8-inch stud and wing nut for easy installation, along with an oil-resistant gasket for reliable sealing in oily atmospheres. Ideal for sealing pushbutton holes, conduit openings, and knockout openings, this seal ensures the integrity of electrical enclosures in manufacturing, food processing, water treatment, and other challenging industrial applications.
  • Available in multiple colors and sizes
  • Oil-resistant gasket provided
  • Steel model has plated stud (10-32x5/8) and wing nut
  • Stainless steel model has 300 series stainless steel stud (10-24x5/8) and wing nut
  • Plated stud (10-32x5/8) and wing nut
  • Stainless Steel Models:
  • 16 gauge stainless steel backplate
  • Seal, backplate, stud (10-24x5/8) and wing nut are 300 series stainless steel

Specifications

Accessory Type
Hole Seals
Application
Controls and Drives;Power Distribution
Color
Gray
Color Code
ANSI 61
Finish
Powder Coated
Hol-Sealer Diameter
0.8 in
Hol-Sealer Diameter
89 mm
IP Rating
IP66
Material
Mild Steel
Material
Mild Steel with Galvanized Backplate
Material
Mild Steel;Steel
Max Hole Diameter
0.56 in
Min Hole Diameter
14 mm
Modification Services
Yes
Mounting Type
Stud and Wing Nut
Nema Rating
Type 3R, 4, 4X, 12, and 13
Product Family
Hol-Sealers
Size
0.56in Dia. in
Size
0.56-inch Diameter
Thickness
1.5 mm
Thickness
16 ga
Thickness
51.40mm (2.024")
Type
External Mounting for Industrial Enclosures
Usage
Micro
Weight
0.03 lb
Works With
NEMA / IEC
Package Dimensions (L x W x H)
0.75 IN x 0.75 IN x 0.75 IN
Package Dimensions (L x W x H)
1.905 cm x 1.905 cm x 1.905 cm
Package Weight (Imperial)
0.030 L
Package Weight (Metric)
0.014 kg
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Frequently Asked Questions about nVent

What industries and applications are nVent products used for?

nVent products are engineered for critical infrastructure and industrial applications across multiple demanding sectors. Key markets include Construction, Data Centers, Defense, Healthcare, Mining, Oil & Gas Refineries, Power Plants, Rail/Transit, Renewable Energy, Security, Ship Building, Steel Mills, Telecom, and Utilities. Their solutions are designed to withstand extreme environmental conditions, with temperature ranges from -55°C to 105°C and specialized features like UV resistance, oil resistance, and flame resistance.

What environmental ratings do nVent products have?

nVent enclosures feature comprehensive environmental ratings, including UL 508A, CSA, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13 certifications. They are rated IEC 60529 IP66, providing robust protection against dust, water, and corrosion in both indoor and outdoor environments. These products operate effectively in temperatures ranging from -40°F to 266°F, with enhanced UV inhibitors for outdoor weathering and oil-resistant gaskets for superior sealing.

What accessories are available for nVent products?

nVent offers a comprehensive range of accessories across multiple product lines, including EMC accessories like bonding cable clamps and strain reliefs, inline accessories such as lock inserts and mounting brackets, CONCEPT accessories including panel conversion kits and rack-mount angles, and seismic accessories for specialized mounting requirements. Key accessory categories include grounding kits, DIN rail mounting solutions, panel supports, handles, and various mounting hardware compatible with different enclosure types.

What certifications and standards do nVent products comply with?

nVent products meet critical international certifications including UL (United States), CSA (Canada), CE (European Community), and EAC (Russia). Our products are designed to comply with rigorous industrial standards such as NEMA enclosure ratings, IEC 60529 IP ratings, and international safety standards across multiple industrial markets including oil & gas, power, manufacturing, and infrastructure.

What is nVent's warranty policy?

nVent offers a standard 18-month warranty from invoicing date for most automation products, covering defects in workmanship and materials. The warranty requires proper transportation, handling, storage, and installation within specified environmental conditions. Warranty coverage includes repair or replacement at nVent's discretion, with certain conditions such as authorized service repairs and operation within designed capacity limits.

What technical support does nVent offer?

nVent offers comprehensive technical support through multiple global contact centers across North America, South America, Europe, Middle East, India, and Asia. Customers can reach technical experts by phone at regional numbers, with the North American headquarters in Minneapolis, MN providing primary support at +1.763.421.2240. Additionally, nVent provides online support resources through their website, including CAD drawing downloads and an 'Ask The Expert' feature to assist with product technical inquiries.