50+ available Mine have 4" camlock couplers and a Cap on one end as seen in pictures
Here is the MILSPEC description
Inside Diameter
4.000 inches nominal
Temp Rating
-25.6 fahrenheit and 160.0 fahrenheit single response
Outside Diameter
4.125 inches nominal
Quick Disconnect Nominal Size
4.000 inches 1st end
Quick Disconnect Nominal Size
4.000 inches 2nd end
Connection Style
cam or lever (external) 2nd end
Connection Style
cam or lever (internal) 1st end
End Connection Design
straight 1st end
End Connection Design
straight 2nd end
Connection Type
external quick disconnect 2nd end
Connection Type
internal quick disconnect 1st end
Burst Test Pressure
600.0 pounds per square inch
Layer Composition And Location
1st layer braided textile yarn and outer layer molded rubber, ethylene propylene
Maximum Operating Pressure
150.0 pounds per square inch
Hydrostatic Test Pressure
300.0 pounds per square inch
Inside Surface Condition
smooth
Measuring Method And Length
50.0 feet nominal overall
Specification/Standard Data
81349-mil-h-53073 government specification
Nondefinitive Spec/Std Data
4 size and a type