ASTM D5118 certified

ASTM D5118 Certified

ASTM D4727 certified

ASTM D4727 Certified

CSA Class Code A certified

CSA Class Code A Certified

Wholesale Cardboard Ammo Boxes with Free Shipping

Cardboard Boxes 4U offers a comprehensive selection of wholesale cardboard ammo boxes and specialty corrugated packaging, including military-spec, hazardous material, and custom-size options. Engineered to meet ASTM D5118 and government standards, these boxes deliver reliable protection for demanding shipping, storage, and compliance-driven applications.

Military Boxes
V3C Boxes ASTM D5118
Hazardous Material Boxes

Our Range of Products

Military Boxes

Military Boxes

  • MIL-SPEC ASTM D5118 compliant boxes
  • Custom made-to-order sizes available
  • Weather-resistant V3c & W5c box options
V3C Boxes ASTM D5118

V3C Boxes ASTM D5118

  • Pre-printed Fragile & Up Arrow handling labels
  • Flap tabs for faster, easier packing
  • Burst strength from 275# up to 350#
Hazardous Material Boxes

Hazardous Material Boxes

  • Designed for hazardous material shipping
  • Single & double wall construction options
  • Custom & stock sizes ready to order

Frequently Asked Questions

What certifications do your cardboard ammo boxes meet?

Our cardboard ammo boxes meet ASTM D5118 and ASTM D4727 standards, along with WRA and MPA water resistance standards and CSA Class Code A compliance. Military-spec V3c and W5c boxes are available for government and defense procurement requirements.

Do you offer custom size cardboard ammo boxes?

Are your ammo boxes suitable for hazardous materials shipping?

What is the difference between V3C and W5C military-spec boxes?

Do your boxes ship flat to save on storage costs?

Can I order in bulk for military or government contracts?

Are your cardboard ammo boxes recyclable?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Military & Government

Military & Government

MIL-SPEC and ASTM-compliant boxes for ammunition, hazmat, and sensitive government cargo shipping.

Industrial & Bulk Shipping

Industrial & Bulk Shipping

Heavy-duty corrugated boxes for large-scale industrial cargo, bulk components, and equipment parts.

Aerospace & Defense

Aerospace & Defense

Custom and spec-compliant packaging for aerospace components requiring static and weather protection.

E-Commerce & Retail

E-Commerce & Retail

Standard and multi-depth corrugated boxes ideal for product fulfillment, returns, and branded packaging.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Why Government, Military & Industrial Buyers Choose Cardboard Boxes 4U

Military-Spec & ASTM Compliance

Our boxes meet ASTM D5118, ASTM D4727, WRA, and MPA standards, ensuring full compliance for government, military, and hazmat shipping requirements.

1,300+ Box Sizes & Custom Options

Choose from over 1,300 corrugated sizes or order custom-made boxes. From single-wall to heavy-duty triple wall, we have the right configuration for every need.

Specialty Configurations & Hard-to-Find Formats

We stock rare corrugated formats including V3C, W5C, Fanfold, and conductive black boxes — packaging solutions most suppliers simply cannot provide.

Get a Quote on Wholesale Ammo Boxes Today

Submit your requirements and our team will respond promptly with pricing, compliance details, and available stock or custom options.

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