Dottie 5/16-18 x 3-1/2 in Hex Head Tap Bolt MB516312 (50-Pack)

Product Overview

The Dottie MB516312 is a hex head tap bolt sized 5/16-18 x 3-1/2 in supplied in a standard quantity of 50. It is intended for mechanical fastening tasks common to electrical installation, bracket and support assembly, and maintenance work.

This SKU is cataloged for procurement use with UPC 00781002587668 and manufacturer part number MB516312 for accurate purchase-order and inventory matching.

Key Features

• Manufacturer part number: MB516312 for order and stock matching
• Size/format: 5/16-18 x 3-1/2 in (thread size x length)
• Pack quantity: 50 (unit of measure: C)
• UPC: 00781002587668 for barcode-based receiving and records
• Dottie category: Hex Head Tap Bolts — intended for electrical accessories/installation parts

What this bolt is used for

Direct answer: the Dottie MB516312 hex head tap bolt is intended for mechanical fastening tasks where a 5/16-18 threaded fastener of 3-1/2 inch length is required.

Applications include electrical installation work, mounting brackets and supports, general contractor fastener stock, and routine maintenance that requires this specific thread and length.

• Mechanical fastening
• Bracket and support assembly
• Electrical maintenance work
• Contractor and facility fastener replenishment

Size, identification, and procurement details

Direct answer: confirm MB516312, 5/16-18 x 3-1/2 in, when matching orders or inventory.

This SKU is supplied as a 50‑count unit and is identified by UPC 00781002587668 and manufacturer part number MB516312 for clear procurement and receiving workflows.

• Model / SKU: MB516312
• Size / Format: 5/16-18 x 3-1/2 in
• UPC: 00781002587668
• Standard quantity: 50 (UOM: C)

Compatibility and installation notes

Direct answer: verify mating hardware and site requirements before installation.

Confirm thread size, length, material, mounting surface, and any required mating hardware or installed support capacity for your application. Follow project specifications and applicable codes for electrical installations.

• Confirm thread fit with mating nut or tapped hole (5/16-18)
• Verify 3-1/2 in length suits the combined thickness of the materials being fastened
• Follow manufacturer guidance, job specs, and local code requirements for installed electrical work

Before You Order

Confirm the model number (MB516312), thread size (5/16-18), and length (3-1/2 in) match your project requirements before ordering. Ensure the pack quantity of 50 aligns with your use or stocking plan.

• Verify mating hardware and required material thickness for correct thread engagement
• Confirm any required material, finish, or strength specifications with the project engineer if those details are critical (not specified here)
• Order quantities and project units appropriate to installation and inventory needs

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Dottie 5/16-18 x 3-1/2 in Hex Head Tap Bolt MB516312 (50-Pack). For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.