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Case Study: Avoiding a 26-Week Delay with Stocked DFARS Screws

MF-Supply-Case-Study-DFARS-Socekt-Head-Cap-Screws

If you sell into the defense or aerospace industry, “finding a screw” is never just finding a screw. The part has to be dimensionally and chemically correct and compliant, with the documentation to prove it. 

This is where many procurement teams get stuck: the hardware exists, but the paper trail doesn’t… or the lead time blows up the schedule. 

If you have a commercial part on a BOM that now needs DFARS / Buy American + documentation, MF Supply helps you do one of two things: 

  1. Convert the requirement into the correct Mil-Spec / spec-controlled equivalent (form/fit/function + compliance + paperwork). 
  1. Source or produce a DFARS-compliant version of a commercial catalog part with shorter lead times and with the right cert package. 

You get the part you need, on time, with the compliance paperwork you need without playing supplier roulette.

For fasteners made from specialty metals (including many stainless and high-alloy steels), DFARS requires qualifying melt/manufacture origin. But the “gotcha” is simple:  If you can’t document it, it doesn’t count. 

Typical documentation packages include: 

Visit the DPC website, section 252.225, to keep up to date with DFARs requirements, which were updated January 2023. Click here and scroll to 7009 for more information: 252.225-7000 Buy American Act – Balance of Payments Program Certificate.

Many “available” fasteners on the market are: 

A manufacturer supporting a defense aerospace assembly needed a 10-32 x 3/4 socket head cap screw in 300-series stainless. The Bill of Materials (BOM) required: 

Their incumbent supplier quoted 26–30 weeks. That was a hard no. 

The buyer searched for DFARS-compliant 10-32 x 3/4 socket head cap screws in stainless steel and landed on MF Supply’s product page for: NAS1351C3-12 (10-32 x 3/4) Mil-Spec socket head cap screw, stainless, DFARS 

MF Supply worked with the buyer to: 

The result 

Cross-referencing can reduce lead times and risk when it’s validated upfront

Substitution only works when the part and the paperwork both match the requirement. 

If your customer needs DFARS / Buy American compliance, always ask: 

At MF Supply, inventory is backed by documentation, so you don’t have to choose between speed and compliance

Need DFARS-compliant screws fast and with paperwork? 

Send your part number, drawing, or BOM requirements. We’ll confirm the right spec, validate compliance, and quote the fastest safe path. 

And yes, “finding the right screw for you” isn’t just our tagline. It’s our favorite sport. 

Related:  


Book a one-on-one consultation with our President, Robin, to discuss how MF Supply can help you solve your Industrial Sourcing, Fastener, and Safety concerns.



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MF Supply is a WBE/WOSB certified supply chain partner to business, industry and government.  We are sourcing experts and stocking distributors of Hardware, Precision & Mil-Spec Fasteners and Safety supplies.  For more than 50 years, we have been supplying manufacturers in the electronics, industrial, commercial, aerospace and military markets with the full range of fastener products and services.  Our Cage Code is 58QG4 and our registered name is RL Supply Inc dba MF Supply. 

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