Mil-Spec | Key Hose

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About Mil-Spec

DOUBLE JACKET INDUSTRIAL HOSE DOUBLE JACKET ATTACK HOSE Abrasion Hose assemblies shall be available with the special “Key-Lok” polyure- thane based polymer impregnation for added abrasion resistance and ease in identification. MIL-SPEC HEAVY DUTY RUBBER LINED HOSE * KEY Superior double jacket construction, combining 100% premium polyester ring spun staple and filament fibers over a heavy wall, ozone resistant, EPDM rubber liner or NSF-61 compliant polyurethane. Hose manufactured to this specification is performance requirements of NFPA 1961, Underwriter’s Laboratories designed to be Berry Amendment compliant.

Technical details of Mil-Spec

Scope

Superior double jacket construction, combining 100% premium polyester ring spun staple polyurethane liner. The outer jacket is mildew resistant and treated with our special “Key-Lok” polyurethane based polymer impregnation for maximum abrasion and moisture resistance.

Jacket Construction

MIL-SPEC HEAVY DUTY RUBBER LINED HOSE * KEY Superior double jacket construction, combining 100% premium polyester ring spun staple and filament fibers over a heavy wall, ozone resistant, EPDM rubber liner or NSF-61 compliant polyurethane liner.

Abrasion

Hose assemblies shall be available with the special “Key-Lok” polyure- thane based polymer impregnation for added abrasion resistance and ease in identification.

Lining

MIL-SPEC Lining The liner shall be a single ply, synthetic high tensile EPDM rubber or a polyether based urethane to meet NSF-61 drinking water standards.

Couplings

UL Listed The minimum burst test pressure on all MILH diameters shall be 900 psi / 62 bar. Service test pressures stenciled on the hose shall Hose manufactured to this specification shall be of superior quality and workmanship. latest edition.

Performance and Standards

Hose manufactured to this specification is performance requirements of NFPA 1961, Underwriter’s Laboratories designed to be Berry Amendment compliant. Meets or exceeds NFPA 1961. UL listing applies by diameter and pressure rating.

Diameter specifications of Mil-Spec

Diameter	Part No.	Service Test	Proof Test	Burst Test	Bowl Size	Weight Uncoupled
11/2"	DP15-600	300 psi	600 psi	900 psi	115/16"	0.34 lbs/ft
11/2"	DP15-600PU	300 psi	600 psi	900 psi	115/16"	0.28 lbs/ft
13/4"	DP17-600	300 psi	600 psi	900 psi	21/8"	0.38 lbs/ft
21/2"	DP25-600	300 psi	600 psi	900 psi	3"	0.54 lbs/ft
21/2"	DP25-600PU	300 psi	600 psi	900 psi	3"	0.46 lbs/ft
4"	DP40-600	300 psi	600 psi	900 psi	41/2"	0.82 lbs/ft