We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
RFQ CartGet a QuoteSign inSign up
USA INDUSTRIALS 18-8 Stainless Steel Sealing Hex Head Cap Screw - 18-8 Stainless Steel Sealing Hex Head Cap Screws
USA INDUSTRIALS18-8 Stainless Steel Sealing Hex Head Cap Screws

USA INDUSTRIALS 18-8 Stainless Steel Sealing Hex Head Cap Screw

The USA INDUSTRIALS Self-Sealing Hex Head Bolt is an 18-8 Stainless Steel Sealing Hex Head Cap Screw with a 3/8"-16 thread size and 3/4 inch length, supplied in a 5-pack (MPN ZBOLT-384). This plain stainless steel…

SKU 3G-OTH-682110

Also listed as: ZBOLT384 · ZBOLT 384

Brand
USA INDUSTRIALS
Item
18-8 Stainless Steel Sealing Hex Head Cap Screw
Category
18-8 Stainless Steel Sealing Hex Head Cap Screws
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

USA INDUSTRIALS
Manufacturer Part Number
ZBOLT-384
Type
18-8, Plain, 3/4 in lg, 5 PK
Thread Size
3/8"-16

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The USA INDUSTRIALS Self-Sealing Hex Head Bolt is an 18-8 Stainless Steel Sealing Hex Head Cap Screw with a 3/8"-16 thread size and 3/4 inch length, supplied in a 5-pack (MPN ZBOLT-384). This plain stainless steel fastener is designed for applications requiring a sealed, corrosion-resistant connection.

Frequently Asked Questions

What is a self-sealing hex head bolt used for?

A self-sealing hex head bolt is used in applications requiring a leak-proof, corrosion-resistant fastened joint. The 18-8 stainless steel construction resists rust, making it suitable for plumbing, hydraulic systems, and outdoor equipment where fluid or gas containment is critical.

What are the specifications of the USA INDUSTRIALS ZBOLT-384 self-sealing bolt?

The USA INDUSTRIALS ZBOLT-384 is an 18-8 stainless steel self-sealing hex head cap screw with a 3/8"-16 thread size and 3/4 inch length. It has a plain finish and is supplied in a 5-pack. The sealing element prevents leakage along the threads.

Where to buy USA INDUSTRIALS self-sealing bolts in worldwide?

3G Electric supplies the USA INDUSTRIALS ZBOLT-384 self-sealing hex head bolt to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this 18-8 stainless steel fastener.

How to install a self-sealing hex head bolt?

Install a self-sealing hex head bolt by threading it into a tapped hole or nut until the sealing element compresses against the mating surface. Use a torque wrench to tighten to the manufacturer's recommended specification. Avoid over-torquing, which can damage the seal.

Used in

Common applications for USA INDUSTRIALS
Chemical processing — USA INDUSTRIALS FEP-encapsulated silicone cam-and-groove gaskets for corrosion-resistant sealing in coupling systems.
Food and beverage — USA INDUSTRIALS food-grade FKM cam-and-groove gaskets for sanitary fluid transfer in processing lines.
Water treatment — USA INDUSTRIALS 304 stainless steel gate valves for isolation in piping systems handling non-potable water.
Oil and gas — USA INDUSTRIALS brass ball valves for manual shut-off in low-pressure gas or fluid lines.
Pharmaceutical manufacturing — USA INDUSTRIALS 316 stainless steel globe valves for precise flow control in clean-room environments.
General industrial MRO — USA INDUSTRIALS polypropylene cam-and-groove fittings for temporary hose connections in plant maintenance.

USA INDUSTRIALS Products

3G Electric supplies USA INDUSTRIALS 18-8 stainless steel sealing hex head cap screws. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from USA INDUSTRIALS

View all USA INDUSTRIALS parts →
This sealing hex head cap screw is made from 18-8 stainless steel with a plain finish. It features a 3/8"-16 thread size and 2-inch length, sold in a 5-pack. The sealing element helps prevent leakage along the threads, making it suitable for fluid handling, hydraulic systems, and pressurized equipment
USA INDUSTRIALS
This sealing hex head cap screw is made from 18-8 stainless steel with a plain finish. It features a 3/8"-16 thread size and 2-inch length, sold in a 5-pack. The sealing element helps prevent leakage along the threads, making it suitable for fluid handling, hydraulic systems, and pressurized equipment
This 18-8 stainless steel sealing hex head cap screw features a pre-applied sealant to prevent leaks in fluid or gas systems. Thread size 3/8"-16, length 1 inch, plain finish. Sold in a 5-pack. Suitable for applications where vibration or pressure could cause leakage
USA INDUSTRIALS
This 18-8 stainless steel sealing hex head cap screw features a pre-applied sealant to prevent leaks in fluid or gas systems. Thread size 3/8"-16, length 1 inch, plain finish. Sold in a 5-pack. Suitable for applications where vibration or pressure could cause leakage
This 18-8 stainless steel sealing hex head cap screw features a 1/2"-13 thread size and 1-inch length, with a plain finish. The self-sealing design provides a leak-proof seal, making it suitable for fluid handling, hydraulic systems, and pressurized equipment. Sold in a 5-pack
USA INDUSTRIALS
This 18-8 stainless steel sealing hex head cap screw features a 1/2"-13 thread size and 1-inch length, with a plain finish. The self-sealing design provides a leak-proof seal, making it suitable for fluid handling, hydraulic systems, and pressurized equipment. Sold in a 5-pack
This 18-8 stainless steel sealing hex head cap screw features a plain finish and a 1/2"-13 thread size, 2 1/2 inches long, sold in a 5-pack. The self-sealing design helps create a leak-proof seal in fluid or gas systems, such as hydraulic tanks, pumps, and combustion equipment. The 18-8 stainless steel construction provides corrosion resistance
USA INDUSTRIALS
This 18-8 stainless steel sealing hex head cap screw features a plain finish and a 1/2"-13 thread size, 2 1/2 inches long, sold in a 5-pack. The self-sealing design helps create a leak-proof seal in fluid or gas systems, such as hydraulic tanks, pumps, and combustion equipment. The 18-8 stainless steel construction provides corrosion resistance
This 18-8 stainless steel sealing hex head cap screw features a plain finish and a 1/4"-20 thread size with 1/2" length. The integrated sealing element helps prevent leakage in bolted joints, making it suitable for fluid handling, hydraulic systems, and industrial equipment. Supplied in a 5-pack
USA INDUSTRIALS
This 18-8 stainless steel sealing hex head cap screw features a plain finish and a 1/4"-20 thread size with 1/2" length. The integrated sealing element helps prevent leakage in bolted joints, making it suitable for fluid handling, hydraulic systems, and industrial equipment. Supplied in a 5-pack
18-8 stainless steel hex head cap screw with integral sealing element for leak-resistant fastening. Plain finish, 5/16"-18 thread size, 3/4 inch length. Suitable for applications where preventing fluid or gas leakage at the fastener point is required, such as fluid handling, hydraulic systems, or pressurized enclosures. Pack of 5
USA INDUSTRIALS
18-8 stainless steel hex head cap screw with integral sealing element for leak-resistant fastening. Plain finish, 5/16"-18 thread size, 3/4 inch length. Suitable for applications where preventing fluid or gas leakage at the fastener point is required, such as fluid handling, hydraulic systems, or pressurized enclosures. Pack of 5
18-8 stainless steel hex head cap screw with pre-applied thread sealant for leak-proof joints. Thread size 1/2"-13, length 3-1/2 inches, plain finish. Sold in a 5-pack. Used in fluid-handling systems such as pumps, compressors, and hydraulic equipment where a reliable seal against fluids and gases is required
USA INDUSTRIALS
18-8 stainless steel hex head cap screw with pre-applied thread sealant for leak-proof joints. Thread size 1/2"-13, length 3-1/2 inches, plain finish. Sold in a 5-pack. Used in fluid-handling systems such as pumps, compressors, and hydraulic equipment where a reliable seal against fluids and gases is required
This sealing hex head cap screw is made from 18-8 stainless steel with a plain finish. It features a 1/2"-13 thread size and 1-1/2 in length, sold in a 5-pack. The pre-applied sealant on the threads helps create a leak-proof joint in fluid-handling systems such as pumps and hydraulics
USA INDUSTRIALS
This sealing hex head cap screw is made from 18-8 stainless steel with a plain finish. It features a 1/2"-13 thread size and 1-1/2 in length, sold in a 5-pack. The pre-applied sealant on the threads helps create a leak-proof joint in fluid-handling systems such as pumps and hydraulics