The Eaton Aeroquip 306-4 is a MIL-DTL-5593 qualified low-pressure rubber hose for aircraft instrument air and vacuum systems, featuring a seamless synthetic rubber tube, single cotton braid reinforcement, and a synthetic rubber cover for -65°F to +160°F operation.
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Overview
Eaton Aeroquip Low Pressure Rubber Hose Construction •Inner Tube: seamless synthetic rubber compound •Reinforcement: single cotton braid •Outer Cover: synthetic rubber cover Operating Temperatures •-65°F to +160°F br/> (•-53ºC to +71ºC) Identification Black cover with linear yellow indicator stripe interspersed with symbol “LP”, hose manufacturer’s code, size and date of manufacture (quarter year/year). Spaced 180° from this is “Aeroquip 306” in a white stipe. Markings repeated six inches apart. Application Air or vacuum instrument systems, automatic pilots and lines to pressure gauges used with these systems as specified in MS33620. Hose assemblies conform to AN6270. Hose conforms to MIL-DTL-5593. Fittings conform to M I L -D T L - 3 8 7 2 6 and MS27404. * Supersedes AN773 •Part No 306-4MIL-DTL-5593-4 •Hose Size I.D: .250 •Hose O.D: .469 •Max. Oper. P.S.I: 200 •Min. Proof P.S.I: 400 •Min. Burst P.S.I: 1250 ••Min. Bend radii: 4.00 •Weight per inch (lbs.) .006
Features & Benefits
Military-grade construction: Meets MIL-DTL-5593 for reliable aviation performance
Low-pressure application: Engineered for air or vacuum instrument systems, autopilots and pressure gauge lines
Flexible and durable: Seamless synthetic rubber inner tube with single cotton braid reinforcement for flexibility and strength
Clear identification: Black cover with yellow LP stripe and Aeroquip 306 white stripe plus size and manufacture date for traceability
Wide temperature range: Operates from -65°F to +160°F (-53°C to +71°C)
Proven compatibility: Hose assemblies conform to AN6270 and use fittings per MIL-DTL-38726 and MS27404
Specifications
Part No: 306-4 (MIL-DTL-5593-4)
Manufacturer: Eaton Aeroquip LLC
Hose Size I.D.: .250
Hose O.D.: .469
Reinforcement: Single cotton braid
Operating Temperature: -65°F to +160°F (-53°C to +71°C)
Max. Oper. P.S.I: 200
Min. Proof P.S.I: 400
Min. Burst P.S.I: 1250
Min. Bend Radii: 4.00
Weight per inch: .006 lbs
Application: Air or vacuum instrument systems, automatic pilots, pressure gauge lines
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