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USA INDUSTRIALS Machine Screw: #4-40 Thread Size, 7/8 in Lg, 18-8, Stainless Steel, Plain - Pan Head Machine Screws
USA INDUSTRIALSPan Head Machine Screws

USA INDUSTRIALS Machine Screw: #4-40 Thread Size, 7/8 in Lg, 18-8, Stainless Steel, Plain

USA INDUSTRIALS Pan Head Machine Screws, #4-40 Thread Size, 7/8 in Lg, 18-8 Stainless Steel, Plain, Phillips drive with #1 Drive Size, supplied in a 50 PK (MPN ZSCRW-337).

SKU 3G-OTH-687400

Also listed as: ZSCRW337 · ZSCRW 337

Brand
USA INDUSTRIALS
Item
Machine Screw: #4-40 Thread Size, 7/8 in Lg, 18-8, Stainless Steel, Plain
Category
Pan Head Machine Screws
Available to Order
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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
ZSCRW-337
Type
18-8, Stainless Steel, Plain, Pan, Phillips, 50 PK
Lg
7/8 in
Drive Size
#1

Technical Documents

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

Product Description

USA INDUSTRIALS Pan Head Machine Screws, #4-40 Thread Size, 7/8 in Lg, 18-8 Stainless Steel, Plain, Phillips drive with #1 Drive Size, supplied in a 50 PK (MPN ZSCRW-337).

Frequently Asked Questions

What is a #4-40 pan head machine screw used for?

A #4-40 pan head machine screw is used for fastening components in machinery, electrical enclosures, and instrumentation where a low-profile, non-countersunk head is needed. The 18-8 stainless steel construction provides corrosion resistance for industrial and outdoor applications.

What are the specifications of USA INDUSTRIALS ZSCRW-337 machine screws?

The USA INDUSTRIALS ZSCRW-337 machine screw has a #4-40 thread size, 7/8 in length, 18-8 stainless steel, plain finish, pan head, and Phillips drive with #1 drive size. Supplied in a 50-piece pack.

Where to buy USA INDUSTRIALS ZSCRW-337 machine screws worldwide?

3G Electric supplies USA INDUSTRIALS ZSCRW-337 machine screws worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this 50-pack of #4-40 pan head screws.

How to select the correct pan head machine screw for an application?

Select a pan head machine screw by matching thread size (e.g., #4-40), length, material (e.g., 18-8 stainless steel for corrosion resistance), drive type (e.g., Phillips), and head style to your assembly requirements. Ensure the drive size (e.g., #1) fits your tooling.

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 pan head machine screws. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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