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HOFFMAN Oiltight Hole Seal for Push Buttons, Steel, Gray, NEMA 3R - Oiltight Hole Seals
HOFFMANOiltight Hole Seals

HOFFMAN Oiltight Hole Seal for Push Buttons, Steel, Gray, NEMA 3R

The HOFFMAN Pushbutton Hole Seal is a steel oiltight hole seal designed for push button holes. It features a powder-coated gray finish, includes an oil-resistant gasket, and carries a NEMA 3R enclosure rating.

SKU 3G-OTH-07445

Brand
HOFFMAN
Item
Oiltight Hole Seal for Push Buttons, Steel, Gray, NEMA 3R
Part Number
ASPB
Category
Oiltight Hole Seals
Available to Order
Also known as:ASPBHOFFMAN
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

HOFFMAN
Manufacturer Part Number
ASPB
Type
For 1.25 in Hole Dia - Max, Steel
Material
Steel
Color
Gray
Finish
Powder Coated
Includes
Oil Resistant Gasket
For Hole Type
Push Buttons
Conduit Hole Size
30.5 mm
NEMA Enclosure Rating
3R

Technical Documents

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HOFFMAN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HOFFMAN Pushbutton Hole Seal is a steel oiltight hole seal designed for push button holes. It features a powder-coated gray finish, includes an oil-resistant gasket, and carries a NEMA 3R enclosure rating.

Frequently Asked Questions

What is the HOFFMAN Pushbutton Hole Seal used for?

The HOFFMAN Pushbutton Hole Seal is used to seal unused push button holes in electrical enclosures, maintaining NEMA 3R protection. It is ideal for industrial control panels and outdoor enclosures where oil resistance and weatherproofing are required.

What are the specifications of the HOFFMAN Pushbutton Hole Seal?

The HOFFMAN Pushbutton Hole Seal (MPN ASPB) is made of steel with a powder-coated gray finish. It fits a 1.25 in hole diameter maximum, has a 30.5 mm conduit hole size, includes an oil-resistant gasket, and carries a NEMA 3R enclosure rating.

Where to buy the HOFFMAN Pushbutton Hole Seal worldwide?

You can source the HOFFMAN Pushbutton Hole Seal through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive genuine HOFFMAN components for your application.

How to install the HOFFMAN Pushbutton Hole Seal?

To install the HOFFMAN Pushbutton Hole Seal, first ensure the enclosure hole is clean and dry. Place the oil-resistant gasket over the hole, then insert the steel seal and secure it with the provided hardware. Tighten evenly to maintain the NEMA 3R seal integrity.

Used in

Common applications for HOFFMAN
Oil and gas — Hoffman NEMA 3R enclosures with built-in ventilation for outdoor control panels exposed to rain and sleet.
Water treatment — Hoffman NEMA 4X stainless steel enclosures for washdown areas and corrosive environments.
Food and beverage — Hoffman NEMA 4X enclosures and air conditioners for hygienic processing areas requiring dust-tight and moisture-resistant protection.
Power generation — Hoffman wireway systems and U-connectors for routing control wiring in turbine halls and switchgear rooms.
Manufacturing — Hoffman enclosure heaters and LED lights for condensation control and interior illumination in machine control cabinets.
Panel building — Hoffman infeed wiring kits and exhaust grilles for efficient assembly and thermal management of custom control panels.
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HOFFMAN Products

3G Electric supplies HOFFMAN oiltight hole seals. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This oiltight hole seal is constructed from 304 stainless steel with a polished, unpainted finish. It is designed for a 1 1/4 in conduit hole size, accommodating a maximum hole diameter of 1.69 in, and includes an oil resistant gasket. Suitable for sealing unused conduit openings in NEMA 3R enclosures to prevent ingress of oil, dust, and moisture
HOFFMAN
This oiltight hole seal is constructed from 304 stainless steel with a polished, unpainted finish. It is designed for a 1 1/4 in conduit hole size, accommodating a maximum hole diameter of 1.69 in, and includes an oil resistant gasket. Suitable for sealing unused conduit openings in NEMA 3R enclosures to prevent ingress of oil, dust, and moisture

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