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USA INDUSTRIALS Carriage Bolt: Square Neck, 1/4"-20 Thread Size, 4 1/2 in lg, Steel, Grade 2 - Grade 2 Steel Square Neck Carriage Bolts
USA INDUSTRIALSGrade 2 Steel Square Neck Carriage Bolts

USA INDUSTRIALS Carriage Bolt: Square Neck, 1/4"-20 Thread Size, 4 1/2 in lg, Steel, Grade 2

USA INDUSTRIALS Grade 2 Steel Square Neck Carriage Bolts, 4 1/2 in long with 1/4"-20 thread size, supplied in a 50-pack (MPN ZBOLT-536). 3G Electric interprets this demand and sources the exact OEM-specified fastener…

SKU 3G-OTH-684446

Also listed as: ZBOLT536 · ZBOLT 536

Brand
USA INDUSTRIALS
Item
Carriage Bolt: Square Neck, 1/4"-20 Thread Size, 4 1/2 in lg, Steel, Grade 2
Category
Grade 2 Steel Square Neck Carriage Bolts
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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-536
Type
4 1/2 in lg, Steel, Grade 2, 50 PK
Thread Size
1/4"-20

Technical Documents

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

Product Description

USA INDUSTRIALS Grade 2 Steel Square Neck Carriage Bolts, 4 1/2 in long with 1/4"-20 thread size, supplied in a 50-pack (MPN ZBOLT-536). 3G Electric interprets this demand and sources the exact OEM-specified fastener across 14 industrial departments — with specialist depth in combustion, pumps and controls as a trust anchor, not a limit.

Frequently Asked Questions

What is a Grade 2 Steel Square Neck Carriage Bolt used for?

USA INDUSTRIALS Grade 2 Steel Square Neck Carriage Bolts are used to fasten metal to wood or metal to metal in construction, machinery assembly, and material handling applications. The square neck prevents rotation during tightening, making them ideal for structural joints and equipment mounting across industrial departments.

What are the specifications of the USA INDUSTRIALS ZBOLT-536 carriage bolt?

The USA INDUSTRIALS ZBOLT-536 carriage bolt has a 1/4"-20 thread size, is 4 1/2 inches long, made of Grade 2 steel, and comes in a 50-pack. The square neck design provides anti-rotation during installation. 3G Electric sources this exact OEM-specified fastener for global industrial supply.

Where to buy USA INDUSTRIALS ZBOLT-536 carriage bolts worldwide?

3G Electric supplies USA INDUSTRIALS ZBOLT-536 Grade 2 Steel Square Neck Carriage Bolts worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver the exact OEM-specified fastener to your facility, supporting 14 industrial departments including machining and material handling.

How to install a square neck carriage bolt?

To install a square neck carriage bolt, insert the bolt through a pre-drilled hole matching the square neck dimensions to prevent rotation. Secure with a washer and nut on the opposite side, tightening to the torque specified for Grade 2 steel fasteners. Always follow manufacturer guidelines for load ratings and joint design.

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 grade 2 steel square neck carriage bolts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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