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USA INDUSTRIALS Machine Screw with External Tooth Lock Washer - Machine Screws with External Tooth Lock Washers
USA INDUSTRIALSMachine Screws with External Tooth Lock Washers

USA INDUSTRIALS Machine Screw with External Tooth Lock Washer

USA INDUSTRIALS Machine Screw: External Tooth, a steel, zinc-plated pan-head machine screw with an integrated external-tooth lock washer, 1/4"-20 thread size, 7/8 in length, #3 drive size, supplied in a 25-pack (MPN…

SKU 3G-OTH-682941

Also listed as: ZSCRW23462 · ZSCRW 23462

Brand
USA INDUSTRIALS
Item
Machine Screw with External Tooth Lock Washer
Part Number
ZSCRW-23462
Category
Machine Screws with External Tooth Lock Washers
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

USA INDUSTRIALS
Manufacturer Part Number
ZSCRW-23462
Type
Steel, Zinc-Plated, Pan, 25 PK
Lg
7/8 in
Drive Size
#3
Thread Size
1/4"-20

Technical Documents

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

Product Description

USA INDUSTRIALS Machine Screw: External Tooth, a steel, zinc-plated pan-head machine screw with an integrated external-tooth lock washer, 1/4"-20 thread size, 7/8 in length, #3 drive size, supplied in a 25-pack (MPN ZSCRW-23462).

Frequently Asked Questions

What is a USA INDUSTRIALS machine screw with external tooth lock washer used for?

This 1/4"-20 thread, 7/8 in long steel screw with an integrated external-tooth lock washer prevents loosening from vibration in machinery, panel assembly, and electrical enclosures. The zinc-plated finish resists corrosion in industrial environments.

What are the specifications of the USA INDUSTRIALS ZSCRW-23462 machine screw?

This 25-pack contains steel, zinc-plated pan-head machine screws with external-tooth lock washers. Thread size is 1/4"-20, length is 7/8 in, and drive size is #3. The integrated washer provides vibration resistance without a separate component.

Where to buy USA INDUSTRIALS machine screws with external tooth lock washers worldwide?

3G Electric supplies and delivers USA INDUSTRIALS machine screws worldwide. We handle full logistics and customs clearance for global orders. Contact us for availability and lead time on the ZSCRW-23462 25-pack.

How to install a machine screw with an external tooth lock washer?

Drive the screw with a #3 size driver until the external teeth bite into the mating surface. Do not overtighten, as the lock washer's grip relies on controlled torque. For best results, use on clean, dry surfaces to maximize vibration resistance.

Used in

Common applications for USA INDUSTRIALS
Petrochemical industry — USA Industrials A193 B7 heavy hex bolts used in high-temperature flange connections on process piping.
Power generation — A193 B7 heavy hex bolts for bolting applications in steam lines and turbine housings.
Structural steel — Heavy hex bolts for high-strength structural connections in industrial buildings and equipment.
Maintenance and repair — Small packs of A193 B7 bolts for on-site replacement in high-pressure systems.
Chemical processing — Corrosion-resistant bolting for reactors and heat exchangers where elevated temperatures are present.
Oil and gas — A193 B7 bolts for wellhead and pipeline flange assemblies requiring reliable sealing.
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USA INDUSTRIALS Products

3G Electric supplies USA INDUSTRIALS machine screws with external tooth lock washers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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