1、Beneficial comments (recommendations, additions, deletions) and any pertinent data that may be of usein improving this document should be addressed to: Defense Logistics Agency, Defense Supply Center,Columbus (DSCC-VAI), P.O. Box 3990, Columbus, OH 43216-5000.FSC 4940INCH-POUNDA-A-5956418 JULY 2001S
2、UPERSEDINGRR-C-550D8 April 1991COMMERCIAL ITEM DESCRIPTIONCONTAINERS, FLUID, FOR PAINT SPRAY EQUIPMENTThe General Services Administration has authorized the use of thiscommercial item description for all federal agencies.1. SCOPE. This commercial item description (CID) covers siphon-feed cup and pre
3、ssure-feed tankcontainers used with paint spray equipment. The siphon-feed cup is attached directly to a spray gun.The pressure-feed tank is used to hold fluid under pressure until released through a remote-operatedspray gun. Both types are used for spraying materials such as enamel, lacquer, varnis
4、h, and fluids ofsimilar viscosity range (see 3.3).2.0 CLASSIFICATION. The containers shall conform to the following types and sizes.2.1 Types . Fluid containers covered by this CID shall be of the following types (see 7.2).Type I Siphon cup, 1 quart capacity.Type II Pressure tank.2.2 Sizes . Type-II
5、 fluid containers covered by this CID shall be of the following sizes (see 7.2).Size 1 - 2 gallon minimum capacity.Size 2 - 5 gallon minimum capacity.Size 3 - 30 gallon minimum capacity.3.0 SALIENT CHARACTERISTICS.3.1 Material . Material shall be as specified herein. Materials shall be free from def
6、ects that wouldadversely affect the performance, reliability, durability, longevity, or maintainability of the individualcomponents or overall assembly. Dissimilar metals shall not be used in intimate contact with each otherunless protected against galvanic corrosion.3.2 Construction . The container
7、s shall be furnished complete so that they can be used for the operationsspecified herein.3.2.1 Castings and forgings . Castings shall be free from visible blowholes, porosity, hard spots,shrinkage defects, cracks, or other defects. Forgings shall be free from visible scale, cold shuts,mismatching,
8、sharp edges, or other defects. Castings and forgings shall be free from any defectsadversely affecting their strength, durability, or suitability. Repair of major castings and forgings shall bepermitted if the repair is not on a critical surface.Provided by IHSNot for ResaleNo reproduction or networ
9、king permitted without license from IHS-,-,-A-A-5956423.2.2 Welding, brazing, and soldering . Welding, brazing, and soldering shall be of a quality which shallsustain all requirements of the welded, brazed or soldered parts. These operations shall not be employedas repair measures for defective part
10、s.3.2.3 Fastening devices . Screws, pins, bolts, and similar parts shall be installed with means foradjustment and for preventing loss of tightness. The methods for adjustment and for preventing loss oftightness shall be in accordance with accepted engineering standards and practices. All such parts
11、,when subject to adjustment, shall not be swaged, peened, staked, or deformed unless otherwisespecified.3.3 Performance . The containers shall be capable of being used with sprayable materials such asenamels, lacquers, primers, shellac, varnishes, stains, oil-based paints, surfaces, and related flui
12、ds withina similar viscosity range, including the solvents contained in those materials. The solvents shall includeketones, aromatics, and aliphatics.3.3.1 Occupational safety standards . The product shall comply with OSHA standards set forth in 29 CFR1910.107 that are applicable to paint containers
13、.3.3.2 Threads . Threads shall conform to FED-STD-H28 and the applicable Detailed Standard sectionreferenced therein.3.4 Type I siphon cup . Type I siphon cup containers shall consist of the major components covered in3.4.1 through 3.4.4.3.4.1 Cup . The siphon cup shall be equipped with a cover and
14、cover attachments for use with sprayablematerials. The cup shall be cylindrical in shape and of a seamless metal construction that is resistant tothe sprayable materials listed in 3.3 above. The top of the cup shall be smooth and wide enough to sealwithout cutting the gasket. The bottom of the cup s
15、hall be reinforced to prevent undue wear and injury.The siphon cup, containing 8 fluid ounces of oil-based paint, shall be attached to the fluid inlet of asuction feed spray gun. The gun shall be operated in a horizontal position until a steady spray patterncan no longer be maintained. The paint rem
16、aining in the cup shall be measured. In the event that theamount remaining is in excess of 3-1/2 fluid ounces, the cup shall be rejected.3.4.2 Cover . Unless otherwise specified (see 7.2), a matching cover of metal which is resistant to thesprayable materials specified in 3.3 shall be provided. The
17、cover shall contain a leather or impregnatedleather gasket that shall form a liquid-tight seal between the cup and cover when using the specifiedmaterials. The cover, attached by means of external lugs with a clamping arrangement, shall not distortor loosen in normal use. It shall hold an airtight a
18、nd liquid-tight seal between cover and cup, and shallpermit separation, by hand, of the cover from the cup after the unit has been left standing while containingpaint. The cover shall have a vent hole for the admission of air into the cup. Near the vent hole, thewords “KEEP OPEN” or “KEEP CLEAN” sha
19、ll be permanently marked.3.4.3 Cover attachments . The cover shall have a swivel nut with 3/8-inch National Pipe StraightMechanical (NPSM) threads and a nipple with a 60-degree included external bevel taper seat connectionfor attaching a cup to the material connection of the spray gun. The cover sha
20、ll be compatible with thematerial of the shell. The material tube shall be of adequate size to handle the sprayable materialsspecified in 3.3. The tube shall extend as near to the bottom of the cup as possible, without impairing theflow of material, so that proper feed can be maintained until less t
21、han 3.5 fluid ounces remain in the cup.3.4.4 Spare gaskets . A sealed packet of five of the leather or impregnated leather gaskets shall besupplied with each Type I siphon cup container. The packet shall include instructions for the care,cleaning, use, and maintenance of the siphon cup and cup gaske
22、ts.3.5 Type II pressure tanks . Type II pressure tank containers shall consist of the major componentscovered in 3.5.1 through 3.5.9.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-5956433.5.1 Tanks . The type II pressure tanks shall be of the si
23、zes and minimum capacities listed in 2.2. Thepressure tanks shall be suitable for storing and feeding, under air pressure, the sprayable materialsspecified in 3.3. The tanks shall comply with the requirements in the ASME Boiler and Pressure VesselCodes, with a maximum working pressure of 110 pounds
24、per square inch gage (psig), and shall bepermanently labeled.3.5.2 Shell . The shell shall be a seamless, one-piece or fabricated tube constructed of metal or coatedmetal that is resistant to corrosion and the action of the sprayable materials specified in 3.3. The shellshall be cylindrical in shape
25、 with a full open top and with a concave bottom as viewed from the inside.The bottom shall be reinforced to provide a solid support and protection against damage. Two handles orcover clamps shall be located on the side diametrically opposite each other, near the top of the tank. Thehandles or clamps
26、 shall have sufficient strength for lifting the tank when filled with paint. Clamps andpermanent brackets, or other suitable means, shall be provided for fastening the cover at the top of theshell so that the cover may be easily removed and yet maintain an airtight seal, when secured to the tank,und
27、er 90 psig regulated pressure.3.5.3 Cover . Unless otherwise specified (see 7.2), the cover shall be made of aluminum or pressedsteel. The steel shall be cadmium or zinc plated to a minimum thickness of 0.0003 inch. The coverassembly shall include all necessary equipment for the operation and contro
28、l of the tank, and the controland supply of the atomizing air to the gun. Centering pads of suitable reinforcement shall be provided forthe cover holding devices.3.5.4 Agitator . Unless otherwise specified (see 7.2), the agitator shall be air motor driven and shall mixthe sprayable materials specifi
29、ed in 3.3 to prevent settlement of any pigments. The air motor drive shallbe equipped with a speed adjustment and shut-off valve. The air consumption shall not exceed 8 cfmunder normal operating conditions. The agitator shall be part of the cover assembly with the air motorbeing detachable.3.5.5 Con
30、trols . The controls shall be part of the cover and shall consist of a paint strainer; brass shut-offvalves for air inlet, air outlet, and fluid release; and a safety valve set for 110 3.3 psig.3.5.6 Connections . Spray material hose connections of the tank shall have 3/8 inch male NPSM threads,with
31、 a 60-degree included angle internal bevel taper seat. Air inlet and outlet connections shall have -inch standard straight pipe threads, with a 60-degree included angle internal bevel taper seat.3.5.7 Insert container . When specified (see 7.2), a removable type container of suitable size for insert
32、ioninto the pressure container shall be provided. The insert container shall be made of galvanized orcadmium-plated steel, or of steel that is corrosion resistant and resistant to the sprayable materialsspecified in 3.3. The insert container shall be constructed so that it can be removed from the pr
33、essurecontainer by use of a bail, handles, or other suitable means.3.5.8 Regulator . The regulator shall be of the conventional hand screw type for adjusting air pressure,and shall be capable of passing not less than 15 cfm of air at 80 to 100 psig supply line pressure, with amaximum of an 8 psig dr
34、op. The outlet pressure shall be adjustable from 5 to 90 psig and shall be held atthe set pressure until changed by the operator. The regulator shall be of durable construction capable ofwithstanding 250 psig pressure. A diaphragm with an adequate diameter and a valve mechanismenclosed within the bo
35、dy shall be operated by a handle for ease of adjustment.3.5.8.1 Regulator body material . Material for the regulator body shall be brass or zinc. The brass shallconform to appropriate portions of either of the following: ASTM B21, B21M, B30, B61, B62, B124, B148,B176, B271, B283, B369, B584, B763, B
36、770, or B806; or SAE AMS4842, AMS4845, AMS4855,AMS4860, AMS4862, or AMS4890. The zinc shall be a die casting conforming to composition AG40A ofappropriate portions of ASTM B86. The body material shall have a minimum tensile strength of 30,000pounds per square inch (psi).Provided by IHSNot for Resale
37、No reproduction or networking permitted without license from IHS-,-,-A-A-5956443.5.9 Pressure gage . The pressure gage shall be of the Bourdon tube geared type, with a -inch maleNational Pipe thread stem extending from the bottom. The case shall be drawn steel with a black or grayenameled finish. Th
38、e bezel ring shall match the case and shall be attached to the case. The dial shall benot less than two inches in diameter, and shall have black lines and figures on a light background. Thegage shall be calibrated to an accuracy of 3 percent of the gage span on the upper third and lower third ofthe
39、scale and to 2 percent of the gage span in the middle portion of the scale. The gage shall begraduated to a maximum range of 100 psig, with scale divisions of 2 psig increments and figure intervalsno greater than 20 psig.3.6 Oil and water separator . When specified (see 7.2), an inlet air, oil, and
40、water separator conforming toCID A-A-59436 shall be provided for each unit.3.7 Product identification . The containers shall be marked for product identification and, unlessotherwise specified (see 7.2), shall include the National Stock Number (NSN).3.8 Workmanship . Standards of workmanship shall a
41、ssure that the containers shall have the stability,strength, durability, safety, and efficient operating characteristics found in the best commercial units andas specified in Section 3.4. REGULATORY REQUIREMENTS. The offeror/contractor is encouraged to use recovered material tothe maximum extent pra
42、cticable, in accordance with paragraph 23.403 of the Federal AcquisitionRegulations.5. PRODUCT CONFORMANCE.5.1 Product conformance . The products provided shall meet the salient characteristics of this CID;conform to the producers own specifications, standards, and quality assurance practices; and b
43、e thesame product offered for sale in the commercial marketplace. The government reserves the right torequire proof of such conformance.5.2 Product examination . Visually, dimensionally, and manually examine each container to determineconformance with the requirements. Manual examination shall inclu
44、de the operation of movable parts byhand to assure proper functioning. The examination provisions may be applied at the earliest practicalpoint in manufacturing at which it is feasible to inspect for acceptance without risk of change in thecharacteristics by subsequent operation. Examination requiri
45、ng testing to determine conformance tosalient characteristics shall be accomplished by subjecting the container sample specimens to theappropriate tests and methods. Unless otherwise specified (see 7.2), sampling shall be in accordancewith ANSI/ASQC Z1.4. Any modification necessary following failure
46、 to meet the specified requirementsshall receive particular attention for adequacy and suitability. This element of inspection shall encompassall examinations of material, configuration, performance and marking requirements. Non-compliance withany specified requirement, or the presence of one or mor
47、e defects shall constitute cause for rejection.5.2.1 Evidence of compliance with OSHA standards . Evidence of compliance with applicable safety andhealth requirements shall be reviewed (see 3.3.1 and 7.4).6. PACKAGING. Preservation, packing, and marking shall be as specified in the contract or purch
48、aseorder (see 7.2).7. NOTES.7.1 Part or identification number (PIN) . The following part or identification numbering procedure is forgovernment purposes and does not constitute a requirement for the contractor.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from
49、IHS-,-,-A-A-5956457.2 Ordering data . The contract order shall specify the following:a. Title, number and, date of this specification.b. Type and size required (see 2.1, 2.2, and 7.1).c. Covers if different than specified (see 3.4.2 and 3.5.3).d. Agitator if different than specified (see 3.5.4).e. Insert container, when required (see 3.5.7).f. Oil and water separator, when required (see 3.6).g. If NSN shall not be included in product identification (see 3.7).h. Sampling plan, if other than as speci
