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3i Series Cases are injection molded from ultra-high strength polypropylene copolymer resin, specified by the U.S. military for cases and containers. Features a gasketed, water and dust-tight submersible design, meeting military standard MIL-C-4150J. The automatic ambient pressure equalization valve self-regulates for different altitudes meeting military standards MIL-STD-648C and IP67. It is resistant to UV, solvents, corrosion, fungus and impact damage, surpassing military standard MIL-STD-810F. Features a continuous molded-in hinge with stainless steel pin, a patented trigger release latch system, and a comfortable, snap-down, rubber over-molded handle. All 3i Series Cases are backed by an Unconditional Lifetime Warranty. Key locking "TSA" accepted versions also available.
Injection Molded Cases (3i Series)
Unit of Measure
1 2 3 

Item #

Internal Length

Internal Width

Internal Height

Lid Depth

Base Depth

3i-0702-1 N/A 7.76 in N/A 2.15 in N/A 1.30 in N/A 0.65 in N/A 0.65 in
3i-0705-3 N/A 7.50 in N/A 5.00 in N/A 3.25 in N/A 0.50 in N/A 2.75 in
3i-0806-3 N/A 8.50 in N/A 6.00 in N/A 3.75 in N/A 0.50 in N/A 3.25 in
3i-0907-4 N/A 9.50 in N/A 7.38 in N/A 4.13 in N/A 1.19 in N/A 2.94 in
3i-0907-6 N/A 9.38 in N/A 7.38 in N/A 6.13 in N/A 1.19 in N/A 4.94 in
3i-1006-3 N/A 10.75 in N/A 6.13 in N/A 3.25 in N/A 0.50 in N/A 2.75 in
3i-1209-4 N/A 12.00 in N/A 9.00 in N/A 4.50 in N/A 1.50 in N/A 3.00 in
3i-1309-6 N/A 13.50 in N/A 9.50 in N/A 6.50 in N/A 1.50 in N/A 5.00 in
3i-1510-4 N/A 15.00 in N/A 10.50 in N/A 4.50 in N/A 1.25 in N/A 3.25 in
3i-1510-6 N/A 15.00 in N/A 10.50 in N/A 6.00 in N/A 1.70 in N/A 4.30 in
3i-1510-9 N/A 15.00 in N/A 10.50 in N/A 9.00 in N/A 1.75 in N/A 7.25 in
3i-1610-5 N/A 16.00 in N/A 10.00 in N/A 5.50 in N/A 2.00 in N/A 3.50 in
3i-1610-10 N/A 16.00 in N/A 10.00 in N/A 10.00 in N/A 1.50 in N/A 8.50 in
3i-1706-6 N/A 17.00 in N/A 6.50 in N/A 6.50 in N/A 2.00 in N/A 4.50 in
3i-1711-6 N/A 17.00 in N/A 11.50 in N/A 6.00 in N/A 1.75 in N/A 4.25 in
3i-1717-10 N/A 17.00 in N/A 17.00 in N/A 10.00 in N/A 2.00 in N/A 8.00 in
3i-1717-16 N/A 17.00 in N/A 17.00 in N/A 16.00 in N/A 2.00 in N/A 14.00 in
3i-1813-5 N/A 18.50 in N/A 13.00 in N/A 4.75 in N/A 1.50 in N/A 3.25 in
3i-1813-7 N/A 18.50 in N/A 13.00 in N/A 7.00 in N/A 1.50 in N/A 5.50 in
3i-1914-8 N/A 19.00 in N/A 14.38 in N/A 8.00 in N/A 2.00 in N/A 6.00 in
3i-1914N-8 N/A 19.00 in N/A 14.50 in N/A 8.00 in N/A 2.00 in N/A 6.00 in
3i-2011-7 N/A 20.53 in N/A 11.53 in N/A 7.51 in N/A 2.09 in N/A 5.42 in
3i-2011-8 N/A 20.38 in N/A 11.44 in N/A 8.25 in N/A 2.00 in N/A 6.25 in
3i-2015-7 N/A 20.53 in N/A 15.53 in N/A 7.56 in N/A 2.00 in N/A 5.56 in
3i-2015-10 N/A 20.53 in N/A 15.53 in N/A 10.06 in N/A 2.06 in N/A 8.00 in
Unit of Measure
1 2 3