CLIN 0008 3 IN x 50 FT LP Air Hose AY Salient Characteristics.pdf

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3 IN x 50 FT LP Air Hose AY Description.doc Last revised 2/22/2010

ITEM DESCRIPTION: LOW PRESSURE AIR HOSE ASSEMBLY

(3” ID X 50’ LONG)

Suggested Sources:

1) Goodyear, Plicord Air Black 300, P/N 549-368-064

2) Unisource Manufacturing, Series 2162-300 Or Equal

Or- Equal Purchase Specification:

Hose, Nonmetallic, Synthetic Rubber Tube & Cover: Coupled and Fully Assembled, Low Pressure Air

1. Size: 3” I.D. by 50’ long.

2. Nominal OD: Not to exceed 3.625”

3. Weight: Maximum weight per foot not to exceed 2.15lbs.

4. Application: Low Pressure Air (LPA).

5. Working Pressure: 250 PSI, minimum.

6. Burst Pressure: 1,200 PSI, minimum.

7. Rated bend radius: 24 inches or less.

8. Rated Continuous Temperature: -20ºF to 180ºF

Construction:

9. Tube: Hose inner tube construction to be SBR synthetic rubber or blend. Hose inner tube must meet

Rubber Manf. Assoc. (RMA Class B standard for medium oil resistance. Hose shall be wrapped or mandrel type construction. Hose construction to be such that it maintains a round consistency when not pressurized (e.g. No Lay Flat Hose)

10. Reinforcement: Multiple spiral-plied synthetic high tensile textiles.

11. Cover: Wrapped finish with SBR synthetic rubber. Hose must meet RMA Class C standards for limited oil resistance.

12. Cover Color: Black, Green or Blue. (Yellow is not acceptable)

13. Hose end assembly shall be accomplished in accordance with established National Association for Hose &

Accessories Distribution (NAHAD) certification standards.

14. Each hose assembly shall have the following components installed at each end:

a. 1st Hose End; Brass, 3” Male Cam & Groove Adapter by Hose Shank, PT Coupling Co., Part # 30E, Item # 1200530G.

b. 2nd Hose End; Brass, 3” Female Cam & Groove Coupler by Hose Shank, with Stainless Steel Cam Arms, Pins, and Passive Locking Device, PT Coupling Co., Part # 30CSLII, Item # 1290330L2G.

c. End fitting Interlocking Ferrules: End fittings shall be coupled to the hose with Stainless Steel, PT Coupling Co., “ProGrip" C50SS interlocking ferrules sized to match the hose and fittings.

Must be interlocking ferrule type system, no “or equal” hose clamps accepted.

15. Branding/Marking: Hose shall be continuously ink-branded, stencil painted, Mylar or stripe branded, marked in ½” lettering (minimum), which must be in a contrasting color or background to the black outer cover of the hose.

The lettering shall state as a minimum:

a. Hose Brand/Line/Model number, Flame Resistant, Date of Manufacture.

b. PSNS S/99 LPA

c. 250 PSI MAX

16. All quoting vendors if requested must submit a five-foot long hose assembly at the vendor’s expense, for destructive testing analysis.

Hose Test & Assembly Certification:

After each hose assembly is completed it shall be hydrostatically strength tested with commercial clean water as a test medium, at 225 (+20, -0) PSIG for 10 minutes. Manufacturer shall certify that hose assemblies are free of leaks, excessive twisting or kinking; that end fittings are not damaged or faulty, and that the end fittings and ferrules are still properly positioned on the hose ends. Also that the hose does not have hairline cracks, breaks, abrasions, soft spots, bulges, or other defects in the outer cover. Written certification of satisfactory hose end assembly in accordance with NAHAD standards and satisfactory hydrostatically tested (100% of hoses) shall be provided with shipped hoses.