Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

FOREVERBOLT Socket Head Cap Screw: #4-40 Thread Size, 3/8 in Lg, Std, NL-19, Stainless Steel - Inch System Standard Socket Head Cap Screws
FOREVERBOLTInch System Standard Socket Head Cap Screws

FOREVERBOLT Socket Head Cap Screw: #4-40 Thread Size, 3/8 in Lg, Std, NL-19, Stainless Steel

The FOREVERBOLT Socket Head Cap Screw (#4-40 Thread Size, 3/8 in Lg) is an inch-system standard fastener from the NL-19 series, made of 316 stainless steel and supplied in a 50-piece pack. It features a 3/32 in drive…

SKU 3G-OTH-677027

Brand
FOREVERBOLT
Item
Socket Head Cap Screw: #4-40 Thread Size, 3/8 in Lg, Std, NL-19, Stainless Steel
Category
Inch System Standard Socket 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 — 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

FOREVERBOLT
Manufacturer Part Number
FB3SHCS44038P50
Type
Std, NL-19, Stainless Steel, 316, 50 PK
Lg
3/8 in
Drive Size
3/32 in
System of Measurement
Inch

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

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

Product Description

The FOREVERBOLT Socket Head Cap Screw (#4-40 Thread Size, 3/8 in Lg) is an inch-system standard fastener from the NL-19 series, made of 316 stainless steel and supplied in a 50-piece pack. It features a 3/32 in drive size and is identified by manufacturer part number FB3SHCS44038P50.

Frequently Asked Questions

What is a FOREVERBOLT #4-40 socket head cap screw used for?

This inch-system standard fastener is used for securing components in machinery, equipment, and assemblies where a flush, high-strength hold is required. The 316 stainless steel construction provides corrosion resistance, making it suitable for industrial, marine, and chemical environments.

What are the specifications of the FOREVERBOLT FB3SHCS44038P50 socket head cap screw?

The FOREVERBOLT FB3SHCS44038P50 is a #4-40 thread size, 3/8 in length socket head cap screw from the NL-19 series. It has a 3/32 in drive size, is made of 316 stainless steel, and comes in a 50-piece pack. It is an inch-system standard fastener.

Where to buy FOREVERBOLT socket head cap screws worldwide?

3G Electric supplies FOREVERBOLT socket head cap screws worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the FB3SHCS44038P50 or other fasteners for your project.

How to select the correct socket head cap screw for an application?

Select based on thread size, length, material, and drive size. For the FOREVERBOLT #4-40 screw, ensure the thread matches your tapped hole, the 3/8 in length provides adequate grip, and 316 stainless steel suits your corrosion-resistance needs. Use a 3/32 in hex key for installation.

FOREVERBOLT Products

3G Electric supplies FOREVERBOLT inch system standard socket 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 FOREVERBOLT

View all FOREVERBOLT parts
Socket Head Cap Screw: #4-40 Thread Size, 5/8 in Lg, Button, NL-19, Stainless Steel, 316, 50 PK (MPN FB3BHCAPS44058P50)
FOREVERBOLT
Socket Head Cap Screw: #4-40 Thread Size, 5/8 in Lg, Button, NL-19, Stainless Steel, 316, 50 PK (MPN FB3BHCAPS44058P50)
Socket Head Cap Screw: #8-32 Thread Size, 1/2 in Lg, Std, NL-19, Stainless Steel, 18-8, 100 PK (MPN FBSCAPS83212P100)
FOREVERBOLT
Socket Head Cap Screw: #8-32 Thread Size, 1/2 in Lg, Std, NL-19, Stainless Steel, 18-8, 100 PK (MPN FBSCAPS83212P100)
Socket Head Cap Screw: #8-32 Thread Size, 1 in Lg, Button, NL-19, Stainless Steel, 316, 25 PK (MPN FB3BHCAPS8321P25)
FOREVERBOLT
Socket Head Cap Screw: #8-32 Thread Size, 1 in Lg, Button, NL-19, Stainless Steel, 316, 25 PK (MPN FB3BHCAPS8321P25)
Socket Head Cap Screw: #8-32 Thread Size, 3/8 in Lg, Button, NL-19, Stainless Steel, 316, 50 PK (MPN FB3BHCAPS83238P50)
FOREVERBOLT
Socket Head Cap Screw: #8-32 Thread Size, 3/8 in Lg, Button, NL-19, Stainless Steel, 316, 50 PK (MPN FB3BHCAPS83238P50)
Socket Head Cap Screw: 5/16"-18 Thread Size, 1 1/4 in Lg, Std, NL-19, Stainless Steel, 18-8, 25 PK (MPN FBSCAPS51618114P25)
FOREVERBOLT
Socket Head Cap Screw: 5/16"-18 Thread Size, 1 1/4 in Lg, Std, NL-19, Stainless Steel, 18-8, 25 PK (MPN FBSCAPS51618114P25)
Socket Head Cap Screw: #10-24 Thread Size, 3/8 in Lg, Button, NL-19, Stainless Steel, 316, 25 PK (MPN FB3BHCAPS102438P25)
FOREVERBOLT
Socket Head Cap Screw: #10-24 Thread Size, 3/8 in Lg, Button, NL-19, Stainless Steel, 316, 25 PK (MPN FB3BHCAPS102438P25)
Socket Head Cap Screw: #10-24 Thread Size, 1/2 in Lg, Std, NL-19, Stainless Steel, 18-8, 100 PK (MPN FBSCAPS102412P100)
FOREVERBOLT
Socket Head Cap Screw: #10-24 Thread Size, 1/2 in Lg, Std, NL-19, Stainless Steel, 18-8, 100 PK (MPN FBSCAPS102412P100)
Socket Head Cap Screw: #6-32 Thread Size, 3/4 in Lg, Flat, NL-19, Stainless Steel, 316, 50 PK (MPN FB3FHSHEADS63234P50)
FOREVERBOLT
Socket Head Cap Screw: #6-32 Thread Size, 3/4 in Lg, Flat, NL-19, Stainless Steel, 316, 50 PK (MPN FB3FHSHEADS63234P50)