plain finish made in usa a563 grade dh Heavy hex nuts

Plain finish A563 Grade DH heavy hex nuts, made in the USA, provide certified domestic sourcing for structural steel connections that don't require galvanized corrosion protection. Blue Ribbon Fastener stocks USA-made A563 DH nuts in standard sizes.

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Usages for A563 Grade DH, Plain Finish, Made in USA Heavy Hex Nuts

These nuts are used in indoor or non-corrosive structural steel connections where domestic material sourcing is required by project specification, paired with plain-finish A325 or A490 structural bolts.

A563 DH Plain Finish, USA Made Nuts for all Industries

Government, defense-adjacent, and Buy America-compliant construction projects specify USA-made A563 DH nuts for domestic sourcing requirements. Blue Ribbon Fastener supplies these nuts with mill certifications for material traceability.

A563 Grade DH, Plain Finish, Made in USA Features for Engineers & Buyers:

Made in the USA for domestic sourcing compliance
A563 Grade DH heat-treated for high-strength structural bolting
Plain (uncoated) finish for indoor and non-corrosive applications
Pairs with plain-finish A325 and A490 structural bolts
Mill certifications available upon request
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