CLIN 0004 1.25 IN x 50 FT_LP Air Hose AY Salient Characteristics.pdf

D:\Documents and Settings\ My Documents\1.25 IN x 50 FT Low Pressure Air Hose Assembly Description.doc Last revised 06/10/2011

ITEM DESCRIPTION: 1-1/4” I.D. x 50' LOW PRESSURE AIR HOSE

Fully Coupled, Non Metallic Hose Assembly 1-1/4” I.D. by 50’ Long.

Model:

1. 1-1/4” Goodyear, Air & Multipurpose Hose, Wingfoot 250.

2. 1-1/4” Gates, Air and Multi-Purpose Hose, Premo Flex 3205R/3205B.

3. 1-1/4” Unisource Manufacturing, Air and Multi-Purpose Hose, 2194-125250-050.

Or Equal.

Or Equal Criteria:

Hose, Nonmetallic, Nitrile Tube and Nitrile or Synthetic Rubber Outer Cover: Coupled and Fully Assembled.

1. Application: Low-pressure Air (LPA) services.

2. Working Pressure: 250 PSI Maximum.

3. Burst Pressure: 1,000 PSI Minimum.

4. Bend Radius: Minimum rated bend radius, 9 inches.

5. Rated Continuous Temperature: –20° F to +190° F.

Hose Construction:

1. Tube: Nitrile synthetic rubber. Must meet Rubber Manufactures Association (RMA) Class A standard for high oil resistance.

2. Cover: Nitrile or Synthetic rubber. To meet RMA Class B standards for medium-high oil resistance

3. Cover Color: Red (Black is acceptable). An all yellow outer cover is not acceptable.

4. Reinforcement: Spiral synthetic yarn.

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

Accessories Distribution (NAHAD) certification standards.

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

•1st Hose End: 1-1/4" Female Cam & Groove x Hose Shank Coupler, Brass with Stainless Steel Cam Arms, Pins, Pull Rings and Passive Locking Device, PT Coupling Co., Part # 12CSLII, Item # 1290312L2.

• 2nd Hose End: 1-1/4" Male Cam & Groove x Hose Shank Adapter, Brass, PT Coupling Co., Part # 12E, Item # 1200512.

• End Fitting Interlocking Ferrules: End Fittings shall be coupled to the hose with PT Coupling Co., "ProGrip" C50SS Stainless Steel Crimp Ferrules. Ferrules to be size matched to the hose and end fittings. No "or equal" bands, hose clamps, or sleeves will be accepted.

7. All end fittings must be made from US virgin brass with a machined finish IAW Commercial Item Description (CID) A-A-59326 and shall have a working pressure or 250 PSI or greater.

8. Branding / Markings: In addition to the manufacturer’s standard markings the hose is to be continuously Mylar or Stripe Branded / marked the following in 1/2” (minimum) lettering , which must be in a contrasting color or background to the outer cover of the hose.

The lettering shall state as a minimum:

A. Standard Hose Brand Line/Model Number and Date of Manufacture.

B. “LP AIR” or “LOW PRESSURE AIR”

C. “250 PSI MAX WP”

D. “PSNS S/99”

9. All vendor price quotes or offers must include an original manufacturer’s cut sheet or product description sheet, with the original manufacturer’s sales/engineers point of contact name, telephone and address. The price quote must reference the manufacturer’s part number for the item quoted.

10. When requested, all vendors must submit a five foot long hose sample at vendor’s expense for destructive testing analysis.

Hose Test & Assembly Certification:

Each hose assembly shall be hydrostatically or pneumatically strength tested at 225 (+20,-0) PSI for ten minutes. Hose assembly manufacturer shall certify that each hose assembly is free of leaks, deformation, layer separation, excessive twisting or kinking; that end fittings are not damaged or faulty, and that the end fittings and ferrules are properly positioned on the hose ends, in accordance to NAHAD standards. 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 strength test shall be provided with each shipped hose assembly.