350# Double Wall
What is the specification type for 350# Double Wall?
For 350# Double Wall, specification type is corrugated_board; description is 350 pound Mullen burst test, double wall corrugated; primary dimension is 350 lbs/sq.in. burst; secondary dimension is Fibre Box Handbook: 120 lbs max weight per box; equivalence or compatibility note is UPS maximum weight per box: 100 lbs; additional data is UPS: 100 lbs, recorded from its source on 2026-08-12; source re-checked 2026-09-17.
350# Double Wall | 120 lbs | 100 lbs
— uline.com, retrieved 2026-08-12
- Specification ID
- 350# Double Wall verified
- Specification type
- corrugated_board our reading
- Description
- 350 pound Mullen burst test, double wall corrugated
- Primary dimension
- 350 lbs/sq.in. burst
- Secondary dimension
- Fibre Box Handbook: 120 lbs max weight per box
- Equivalence or compatibility note
- UPS maximum weight per box: 100 lbs
- Additional data
- UPS: 100 lbs
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
The source states this two ways
The same publisher states this differently in more than one place. Each version is reproduced with the page it came from — deciding between them is yours, not ours.
Description
uline.com says description is 350 pound Mullen burst test, double wall corrugated, as of 2026-08-12.
350# Double Wall | 120 lbs | 100 lbs
uline.com says description is 350 lb. Mullen burst test, double wall corrugated, as of 2026-08-12.
350# Double Wall | 120 lbs | 100 lbs |
https://www.uline.com/Product/Detail/S-4406/Corrugated-Boxes-200-Test/12-x-9-x-6-Corrugated-Boxes
Secondary dimension
uline.com says secondary dimension is Fibre Box Handbook: 120 lbs max weight per box, as of 2026-08-12.
350# Double Wall | 120 lbs | 100 lbs
uline.com says secondary dimension is 120 lbs, as of 2026-08-12.
350# Double Wall | 120 lbs | 100 lbs |
https://www.uline.com/Product/Detail/S-4406/Corrugated-Boxes-200-Test/12-x-9-x-6-Corrugated-Boxes
Equivalence or compatibility note
uline.com says equivalence or compatibility note is UPS maximum weight per box: 100 lbs, as of 2026-08-12.
350# Double Wall | 120 lbs | 100 lbs
uline.com says equivalence or compatibility note is 350# Mullen equivalent row, double wall, as of 2026-08-12.
350# Double Wall | 120 lbs | 100 lbs |
https://www.uline.com/Product/Detail/S-4406/Corrugated-Boxes-200-Test/12-x-9-x-6-Corrugated-Boxes