MIL-DTL-28693 Hose, Rubber, Oil And Gasoline Discharge, Smooth Bore, Lightweight Buoyant Type, Longitudinally Reinforced, 6 InchThis specification covers a hose, rubber, oil and gasoline discharge, smooth bore, lightweight buoyant type, longitudinally reinforced, 6 inch furnished with couplings and a hose support ring. The system is intended for use as part of a buoyant fueling system. The maximum working pressure of this hose is 150psi \(1 MPa\).

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MIL-DTL-28693A

3.6.9 Hose support ring (RHS-6). One hose support ring (RHS-6), as specified on figure 2 shall be

provided per 100 foot (30.5 m) section of hose for installation. The inner diameter of the hose support

ring shall not change greater than 5 percent with a load of 6,000 lb (2.72 Mg) when tested in 4.7.10.

Inches

19.05

.75

28.58

1.125

NOTES:

31.75

1.25

1. Dimensions are in inches

187.45

7.38

2. Metric equivalents are given for information only.

188.98

7.44

3. Mechanically formed preferred to torch cutting.

260.35

10.25

4. 1/32 inch x 45� chamfer each side of 1.25 inch (31.75 mm) holes.

317.50

12.50

5. Steel plate in accordance with ASTM A572/A572M grade 50 or higher.

6. Galvanize after fabrication in accordance with ASTM A153/A153M.

FIGURE 2. Ring, hose support (Mark No. RHS - 6).