U.S. Military Surplus 5-Piece Modular Sleep System (IMSS) - ACU/UCP

From Forest City Supply in Cleveland, Ohio, comes the authentic and complete 5-part U.S. Military issue Improved Modular Sleep System (IMSS) in the ACU / UCP digital camouflage pattern.

This is the genuine surplus system (NSN: 8465-01-547-2757) trusted by the U.S. Army to provide protection in climates ranging from temperate to extreme cold. The genius of the system is its layers, which can be used individually or combined to cover virtually any temperature.

The Complete 5-Part System Includes:

1. UCP GORE-TEX Bivy Cover

The waterproof, windproof, and breathable outer shell. Can be used alone as a minimalist shelter in warmer weather. It features a durable zipper and snaps to secure the inner sleeping bags.

• NSN: 8465-01-547-2644
• Dimensions: Approx. 80" x 32"
• Weight: Approx. 2.0 lbs

2. Patrol Sleeping Bag (Green)

The lighter-weight of the two bags, rated for temperatures from 30°F to 50°F. Perfect for spring, summer, and fall camping on its own.

• NSN: 8465-01-547-2706
• Temperature Rating: 30°F to 50°F
• Dimensions: Approx. 90" x 36"
• Weight: Approx. 2.75 lbs

3. Intermediate Cold Weather Sleeping Bag (Black)

The heavy-duty inner bag, rated for temperatures from 30°F down to -10°F. This is your go-to bag for serious cold weather conditions.

• NSN: 8465-01-547-2694
• Temperature Rating: -10°F to 30°F
• Dimensions: Approx. 85" x 35"
• Weight: Approx. 4.0 lbs

4. Small & Large Compression Stuff Sacks

Two stuff sacks are included. The smaller sack (NSN: 8465-01-547-2656) holds one bag, and the larger sack (NSN: 8465-01-547-2670) is designed to hold the entire system compressed together for transport.

System Specifications:

• Total System Weight: Approx. 10 lbs
• Combined Temperature Rating: Down to -30°F (and as low as -50°F with proper clothing layers)

Condition: Photos are for listing purposes only. This is genuine military surplus; condition will be as described in the listing specifics. All components are fully functional.

Trust Forest City Supply for your authentic American-made military gear. This item ships directly from our warehouse in Cleveland, Ohio.