nVent AS350SS - Hol-Sealers Hole Seal, 4.62-inch Diameter, Brushed, Stainless Steel 304
nVent

AS350SS

UPC: 783510159610

Contact for Pricing

Overview

The nVent HOFFMAN Hol-Sealers Hole Seal (SKU: AS350SS) provides robust protection for industrial enclosures. Constructed from 16-gauge Stainless Steel 304 with a brushed finish, this 4.62-inch diameter seal is designed to cover pushbutton, conduit, and knockout openings. It ensures NEMA 3R, 4, 4X, 12, and 13 ratings are maintained, preventing ingress of dust, dirt, oil, and water. The integrated silicone rubber gasket and 300 series stainless steel components, including a 10-24x5/8 stud and wing nut, offer superior durability and corrosion resistance. Suitable for demanding environments like chemical processing, food and beverage, and water treatment facilities, the AS350SS operates effectively in temperatures from -55°C to 180°C (-67°F to 356°F). Its self-centering design simplifies installation in enclosure walls up to 0.31 inches (8 mm) thick. Certified to UL 508A, CSA, NEMA/EEMAC, and IEC 60529 (IP66) standards, this hole seal is a reliable solution for maintaining enclosure integrity and protecting sensitive equipment.
  • 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
  • Suitable for chemical, food & beverage, water treatment, and outdoor applications

Specifications

Accessory Type
Hole Seals
Application
Controls and Drives;Corrosive Environments;Power Distribution
Color
Brushed
Color
Unpainted
Finish
Polished
Hol-Sealer Diameter
4.62 in
Hol-Sealer Diameter
89 mm
IP Rating
IP66
Material
Stainless Steel 304
Material
Stainless Steel;Stainless Steel 304
Max Hole Diameter
4.12 in
Min Hole Diameter
105 mm
Modification Services
Yes
Mounting Type
Self-centering with wing nut
Mounting Type
Enclosure walls up to 0.31-inch (8-mm) thick
Nema Rating
Type 3R/4/4X/12/13
Nema Rating
Type 3R, Type 4, Type 4X, Type 12, Type 13
Product Family
Hol-Sealers
Series
Hol-Sealers
Size
4.62 Dia. in
Size
4.62-inch Diameter
Thickness
16 ga
Thickness
1.5 mm
Thickness
51.40mm (2.024")
Type
External Mounting for Industrial Enclosures
Usage
3 1/2-in. conduit holes
Weight
0.7 lb
Works With
NEMA / IEC
Package Dimensions (L x W x H)
4.5 IN x 4.5 IN x 1 IN
Package Dimensions (L x W x H)
11.43 cm x 11.43 cm x 2.54 cm
Package Weight (Imperial)
0.700 L
Package Weight (Metric)
0.318 kg
Hol-Sealers Hole Seal, 3.50-inch Diameter, Brushed, Stainless Steel 304

AS250SS

Hol-Sealers Hole Seal, 3.50-inch Diameter, Brushed, Stainless Steel 304
Hol-Sealers Hole Seal, 3.00-inch Diameter, Brushed, Stainless Steel 304

AS200SS

Hol-Sealers Hole Seal, 3.00-inch Diameter, Brushed, Stainless Steel 304
Hol-Sealers Hole Seal, 2.50-inch Diameter, Brushed, Stainless Steel 304

AS150SS

Hol-Sealers Hole Seal, 2.50-inch Diameter, Brushed, Stainless Steel 304
Hol-Sealers Hole Seal, 2.19-inch Diameter, Brushed, Stainless Steel 304

AS125SS

Hol-Sealers Hole Seal, 2.19-inch Diameter, Brushed, Stainless Steel 304
Hol-Sealers Hole Seal, 1.88-inch Diameter, Brushed, Stainless Steel 304

AS100SS

Hol-Sealers Hole Seal, 1.88-inch Diameter, Brushed, Stainless Steel 304
Hol-Sealers Hole Seal, 1.38-inch Diameter, Brushed, Stainless Steel 304

AS050SS

Hol-Sealers Hole Seal, 1.38-inch Diameter, Brushed, Stainless Steel 304
Hol-Sealers Hole Seal, 1.75-inch Diameter, Brushed, Stainless Steel 304

ASPBSS

Hol-Sealers Hole Seal, 1.75-inch Diameter, Brushed, Stainless Steel 304
Hol-Sealers Hole Seal, 1.56-inch Diameter, Brushed, Stainless Steel 304

AS075SS

Hol-Sealers Hole Seal, 1.56-inch Diameter, Brushed, Stainless Steel 304
Hol-Sealers Hole Seal, 1.22-inch Diameter, Brushed, Stainless Steel 304

ASPBGSS

Hol-Sealers Hole Seal, 1.22-inch Diameter, Brushed, Stainless Steel 304
Hol-Sealers Hole Seal, 0.56-inch Diameter, Brushed, Stainless Steel 304

AS056MSS

Hol-Sealers Hole Seal, 0.56-inch Diameter, Brushed, Stainless Steel 304
Hol-Sealers Hole Seal, 4.12-inch Diameter, Brushed, Stainless Steel 304

AS300SS

Hol-Sealers Hole Seal, 4.12-inch Diameter, Brushed, Stainless Steel 304
Hol-Sealers Hole Seal, 5.12-inch Diameter, Brushed, Stainless Steel 304

AS400SS

Hol-Sealers Hole Seal, 5.12-inch Diameter, Brushed, Stainless Steel 304

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.