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3R Series 5123-21 Waterproof Utility Case

Model: 3R5123-21B-E

This model of R Series shipping case has a completely removable lid with an empty interior and is compatible with the 1SKB-PDL or the 1SKB-PDL-C TSA Padlock.

Series:  3R Series Cases
Interior Length: 51.50 in  (130.81 cm)
Interior Width: 23.50 in  (59.69 cm)
Interior Depth:  21.50 in  (54.61 cm)
This model of R Series shipping case has a completely removable lid with an empty interior and is compatible with the 1SKB-PDL or the 1SKB-PDL-C TSA Padlock.

These Mil-Standard cases were designed to meet the most demanding military specifications. They are roto-molded for strength and durability, airtight and water proof with solid stainless steel latches and hinges that will withstand the most demanding shipping conditions.

The 3R Mil-Std. Cases are molded of (LLDPE) polyethylene impact resistant / UV stabilized material and meet or exceed MIL-STD 810 and MIL-C-4150J specifications.

The shipping cases are all available with an empty interior while some models are available with: cubed foam, layered foam, padded dividers, and a pull handle with wheels.

Wheel options vary by case. Please contact a sales associate at (800) 783-0087 for recommendations.

  • Removable lid for easy access
  • Accepts 1SKB-PDL and 1SKB-PDL-C TSA Combination locks
  • Waterproof and dust tight design (MIL-C-4150J)
  • LLDPE Polyethylene impact resistant
  • UV, solvents, corrosion, fungus resistant (MIL-STD-810F)
  • Pressure relief / breather valves
  • Resistant to impact damage (MIL-STD-810F)
  • Stainless steel latches and hinges
  • Lid Depth:
  • Base Depth:
  • Interior Length:
  • Interior Width:
  • Interior Depth:
  • Interior Cu. Volume:
  • Exterior Length:
  • Exterior Width:
  • Exterior Depth
  • Exterior Cu. Volume:
  • Min. Temperature
  • Product Weight:
  • Shipping Weight:
  • 10.75 in
  • 10.75 in
  • 51.50 in
  • 23.50 in
  • 21.50 in
  • 15.06 cu ft
  • 55.00 in
  • 27.00 in
  • 24.00 in
  • 20.63 cu ft
  • 0.00° F
  • 69.00 lb
  • TBA
  • 27.31 cm
  • 27.31 cm
  • 130.81 cm
  • 59.69 cm
  • 54.61 cm
  • 0.43 cu m
  • 139.70 cm
  • 68.58 cm
  • 60.96 cm
  • 0.58 cu m
  • -17.78° C
  • 31.30 kg
  • TBA
Lifetime Warranty

SKB brand hardshell cases are fully warranted against defects in materials and craftsmanship for the life of the case to the original owner. That means, if your case breaks, SKB will supply replacement parts, repair the case, or replace your case for as long as you own it. Proof of Purchase is required for all warranty claims. Electronic components in SKB brand hardshell pedalboard systems are warranted for five years from date of purchase. Soft cases and gig bags are warranted for one year from date of purchase. SKB is not responsible for the shipping cost to our facility. However, SKB will cover all of the costs of repairs and/or replacements, as well as the return shipping. To request a return authorization for a warranty claim, please contact our Customer Service Department through our online Support Request form or call us at (800) 783-0087. SKB hardshell cases are warranted for life to the original owner only. Cases used rental purposes, used by institutions or schools, modified or used cases are not covered by this warranty.

Frequently Asked Questions for 3R Series Cases

Do you make custom cases?
Minimum quantities are required. Contact our Industrial Division at 800-783-0087 or see our Custom Cases page.

Whom do I call for replacement parts?
Contact our Customer Service Department at 800-783-0087.

What do I have to do before I return my case or rack for repair?
Contact our Customer Service Department at 800-783-0087 for a Return Authorization Number.

Does a Warranty Card come with my case?
No warranty card is necessary. Just remember to keep your proof of purchase.

Where will I find my model number on my case?
It is not on your case. You will find the number on your original proof of purchase receipt. That is why it important to keep your original receipt.

How long will a repair take?
Usually about two weeks from the time we receive your case.

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