Home Machine Screws Button Head Screws Button Head Torx Screws 4-40 x 7/16“ Button Head Torx Machine Screw SUS304 Stainless Steel

4-40 x 7/16“ Button Head Torx Machine Screw SUS304 Stainless Steel

Screw
Screw
Part No. MBT0407S rohs Rating:

material SUS304 Stainless Steel
Ship Date 2026-11-23
Head Button Head
drive Torx   T8
Head Diameter 0.201-0.213 inch
Head Height 0.051-0.059 inch
Thread 4-40
Length 7/16 inch
Unit Price USD$ 0.030 /pcs
Unit Weight 0.679 g
Quantity pcs
Amount USD$ Total Amount USD$
Amount USD$ Total Amount USD$
  
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Item Information

Why Choose MBT0407S?

MBT0407S is a 4-40 Button Head head Torx drive screw with 7/16 inches length, featuring a SUS304 Stainless Steel finish. Compared to alternative finishes in the same specification such as MBT0407Z (Blue Zinc Plated Steel), MBT0407B (Black Zinc Plated Steel), the SUS304 Stainless Steel of MBT0407S offers superior corrosion resistance for outdoor, marine, and humid environments, excellent hygiene properties for food and medical equipment, and good mechanical strength at low cost relative to exotic alloys. The Button Head head design ensures optimal load distribution across the mating surface, while the Torx drive allows efficient torque transmission during installation. Each MBT0407S screw is manufactured to industry standards, RoHS compliant, and supplied with material test reports (MTR) for full quality traceability.

4-40 x 7/16“ Button Head Torx Machine Screw SUS304 Stainless Steel
MBT0407S This part demension will be same as the drawing indicate below, length tolerance will be ±0.5 .
It is Button Head with Torx drive, 4-40 Thread and 7/16 inch Length .
material SUS304 Stainless Steel, Finsh is Rohs Chromate which has good function of anti-corrosion .
On website, you can choose use your shipping account which shippcost is 0, or you can use our DHL/UPS account to ship which will have ship cost indicate.
Payment terms: Payment advance, On website, you can choose pay via paypal or pay via bank transfer. when bank transfer , you can send your bank slip to us via order process or send it to our email:[email protected]. when payment made, We will soon make production and update process for you via email.
BUY Stainless Button Head Cap Screws - Wholesale and Custom Screw today,high quality product and best service will be provided by superneer.Each order will be made shippment on time.
Different Finish :
4-40 x 7/16 inch
4-40 x 7/16 inch
MBT0407S
SUS304 Stainless Steel
4-40 x 7/16 inch
4-40 x 7/16 inch
MBT0407Z
Blue Zinc Plated Steel
4-40 x 7/16 inch
4-40 x 7/16 inch
MBT0407B
Black Zinc Plated Steel
4-40 x 7/16“ Button Head Torx Machine Screw SUS304 Stainless Steel
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Payment & Trasportation 5-10 days

Payment Method: T/T & Paypal and other payment method

Shipment Method: Air Express , Air Freight, Sea Shippment

How to Order

1. Order online directly, made payment via Paypal or bank transfer.

2. Superneer arrange production according to drawing,all demensions are within drawing specification.

3. Parts ready, ship to customer.

Frequently Asked Questions about MBT0407S

What is MBT0407S screw?

MBT0407S is a 4-40 Button Head head Torx drive screw made of SUS304 Stainless Steel, manufactured by Superneer Limited. It has a length of 7/16 inches and is commonly used in electronics, watches, precision instruments, and 3D printers.

What are the specifications of MBT0407S?

The MBT0407S screw features thread size 4-40, length of 7/16 inches, head type Button Head (head diameter 0.201-0.213 inches), drive type Torx (drive size T8), and is made of SUS304 Stainless Steel.

What material is the MBT0407S screw made of?

The MBT0407S screw is made of SUS304 Stainless Steel. Superneer provides material test reports (MTR) and RoHS compliance certificates for all products. SUS304 Stainless Steel offers excellent corrosion resistance and mechanical strength.

What is the thread size of MBT0407S?

The MBT0407S screw has a 4-40 thread. This is a UNC (Unified National Coarse) thread with 4-40 specification, widely used in North American applications.

What are MBT0407S screws used for?

MBT0407S Button Head head Torx drive screws are used in electronics assembly, PCB mounting, precision instruments, watches, 3D printers, optical devices, medical equipment, and consumer products where reliable fastening with Button Head head aesthetics is required.

What is the MOQ and price for MBT0407S?

The minimum order quantity (MOQ) for MBT0407S is 10,000 pieces. The unit price is $0.030 USD for MOQ quantity. Larger quantities receive discounted pricing. Contact [email protected] for custom quotes.

What is the lead time and shipping for MBT0407S?

The lead time for MBT0407S is 15-25 days for production. Shipping to USA takes 5-15 days via sea freight, with shipping cost starting from $50 USD. Air freight is available for urgent orders. DDP and FOB terms are both available.

What is the metric equivalent of 4-40 thread?

The 4-40 thread is approximately equivalent to M2.5 to M3 (approx). When substituting inch screws with metric screws, always verify the actual diameter and pitch compatibility.

What head type does MBT0407S use and why?

The MBT0407S uses a Button Head head type. Button Head head provides a specific head design optimized for its intended application. This head type is selected based on the specific application requirements for load distribution, aesthetics, and accessibility.

How to choose the right screw size for my application?

To choose the right screw: 1) Determine the required thread size based on the tapped hole or nut; 2) Select the appropriate length based on the material thickness; 3) Choose the head type based on clearance and aesthetics; 4) Select the drive type based on torque requirements; 5) Choose the material based on environmental conditions. For MBT0407S (4-40, 7/16 inches), ensure your application requires this specific size.

What is the difference between MBT0407S and similar parts?

MBT0407S uses SUS304 Stainless Steel finish, while alternative variants in the same thread/length specification include MBT0407Z (Blue Zinc Plated Steel), MBT0407B (Black Zinc Plated Steel). The SUS304 Stainless Steel of MBT0407S is specifically selected because it offers superior corrosion resistance for outdoor, marine, and humid environments, excellent hygiene properties for food and medical equipment, and good mechanical strength at low cost relative to exotic alloys. This distinction makes MBT0407S the preferred choice when these properties align with your application requirements.

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