We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Five zinc-yellow Grade 8 hex nuts, 3/4-16 thread, MPN 63068

MIDWEST FASTENER CORP

MIDWEST FASTENER CORP 63068 Hex Nut 3/4"-16 Steel Grade 8 Zinc Yellow 5 PK

SKU CH-WJY4-XCJ1D

Grade 8 steel hex nuts with zinc-yellow finish secure 3/4"-16 bolts in a five-pack

  • TypeNuts
  • Grade 8 steel handles heavy loads
  • Zinc yellow coating resists corrosion
  • 3/4"-16 thread fits matching bolts
  • Five nuts per pack for multiple joints
  • Hex shape allows standard wrench tightening

Product identity

This pack contains five Grade 8 steel hex nuts with a 3/4"-16 thread pitch and a zinc yellow finish. They are designed to secure the threaded portion of machine screws and bolts in high-strength fastening applications.

Who it suits

Mechanics and fabricators who need a small quantity of high-tensile fasteners for structural or automotive assemblies will find this pack convenient. Builders who require a different thread pitch, a larger quantity, or stainless steel corrosion resistance should look at other options.

Installation notes

Each nut threads onto a matching 3/4"-16 bolt or stud by hand and is tightened with a standard wrench or socket. The main issue is cross-threading if the fastener is not started straight, which can damage both the nut and the bolt threads.

Highlights

  • Grade 8 steel handles heavy loads
  • Zinc yellow coating resists corrosion
  • 3/4"-16 thread fits matching bolts
  • Five nuts per pack for multiple joints
  • Hex shape allows standard wrench tightening

Specifications

BrandMIDWEST FASTENER
TypeNuts

Questions about this item

What bolt thread must I already have for the 3/4"-16 hex nuts to work?

You need bolts or studs with a 3/4"-16 thread pitch so the nuts engage correctly.

Can I mix these Grade 8 zinc yellow nuts with lower-grade fasteners on the same joint?

Using lower-grade bolts reduces the joint strength to the bolt rating; match Grade 8 hardware for full capacity.

How do I confirm the nuts are properly tightened after installation?

Torque the assembly to the Grade 8 specification for 3/4"-16 threads and verify the nut faces sit flush against the joint.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.