fine thread zinc yellow grade 8 cap hex screws

Grade 8 hex cap screws with a zinc yellow finish and fine thread pitch deliver high tensile strength with the added vibration resistance fine threading provides, making them a premium choice for demanding assemblies. Blue Ribbon Fastener stocks a full range of diameters and lengths.

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Usages for Grade-8, Zinc Yellow, Fine Thread Hex Cap Screws

Fine-thread Grade 8 hex cap screws are specified in high-vibration applications and precision assemblies where finer torque adjustment and added resistance to loosening are required compared to coarse threading.

Grade 8 Fine Thread Hex Cap Screws for all Industries

Automotive, heavy equipment, and precision machinery manufacturing all depend on Grade 8 fine-thread hex cap screws for high-strength, vibration-resistant connections. Blue Ribbon Fastener supplies screws with proper grade markings.

Grade-8, Zinc Yellow, Fine Thread Screw Features for Engineers & Buyers:

SAE Grade 8 steel, minimum tensile strength of 150,000 psi
Zinc yellow (chromate) finish for added corrosion resistance
Fine (UNF) thread pitch for added vibration resistance
Six radial lines on the head for grade identification
Pairs with Grade 8 fine-thread nuts and hardened washers
Same-day shipping on in-stock sizes when ordered by 2:30 PM CST
Volume and repeat customer pricing available — call or request a quote