1、 A-A-50423 m 9999974 Olbbb24 349 m 4 I A-A-50423 20 February 1995 COMMERCIAL ITEM DESCRIPTION APPLICATOR, SELF-PRESSURIZED CAN, BRUSH-TYPE, FOR USE WITH ISOPROPYL ALCOHOL SOLVENT (AEROSOL BRUSH APPLICATOR FOR ISOPROPYL ALCOHOL) The General Services Administration has authorized the use of this Comme
2、rcial Item Description 1.0 ScoDe. his description covers an assembiy that dispenses a pressurized sol vent ( i sopropyl al coho1 ) for used in cleaning electrical components on aircraft. 2.0 Classification. The assembly shall be a hand-held assembly with an activating trigger, a nozzle embedded in a
3、 bristle brush and a 3 foot long feed tube that connects to a 16-ounce, self pressurized can of isopropyl alcohol. 3.0 Salient characteristics. 3.1 Hand held assembly. 3.1.1 Spray head. The assembly shall be an ESD safe polypropylene/aluminum nozzle spray head mounted on an unpainted aluminum cylind
4、er with a 1.25 inch diameter connected to a 3 foot long feed tube. The assembly length shall be 6 inches and have an easily operated finger trigger which releases solvent flow from the pressurized can through the feed tube. 3.1.2 Feed tube. The feed tube shall be a nylon tube encased in braided insu
5、lation covered with an ESD safe stainless steel wire overjacket. The end of the feed tube shall have a clip which locks the tube onto the self-pressurized can nozzle. The length of the feed tube shall be 3 feet. 3.1.3 Steel ferrule. The brush tips shall be held tightly in place using a plated steel
6、ferrule with a length of 1.25 inch and a diameter of 0.45 inch. 3.1.4 Attachment instructions. The unpainted cylinder portion of the assembly shall be printed with pictorial and written instructions for correct attachment of the assembly to the self-pressurized can of solvent. Beneficial comments (r
7、ecommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Commander, Systems Standardization, Code 45.1.11B120-3, Naval Air Warfare Center Aircraft Division, Highway 547, Lakehurst, NJ 08733-5100, by using the Standardization
8、Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. FSC 6850 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- A-A-50423 m 779777V OLbbb25 685 m A-A- 504 2 3 3.2 Brush tiiis. The assembly shall be furnished
9、 with 3 natural bristle tips as follows: a. Brush tip No. 1. Regular texture bristles that when fitted in the steel ferrule shall extend 1.0 inch from the end of the ferrule. This brush tip is safe for use on ESD sensitive parts. b. Brush tiD No. 2. Regular texture bristles that when fitted in the s
10、teel ferrule shall extend 0.375 inch from the end of the ferrule. c. Brush tiD No. 3. Soft texture bristles that when fitted in the steel ferrule shall extend 0.375 inch from the end of the ferrule. The soft texture bristle provides only slow solvent flow. 3.3 Solvent. The solvent shall be furnished
11、 in a self-pressurized metal container with 90% by weight reagent grade, anhydrous isopropyl alcohol and 10% by weight HFC-134a propellant. not less than 10 ounces. The net weight of each container shall be 3.3.1 Container labels. Each container shall be labeled in accordance with CFR Title 49 and o
12、ther applicable regulations and shall include the following directions for use and precautions: CAUTION: FLAMMABLE LIQUID. Contents under pressure. Keep away from heat or flame. Turn power off prior to use. DIRECTIONS FOR USE: After the power is turned off, the applicator with Brush Tip No. 1 may be
13、 used to clean electrical connector plugs: Place brush on male or female plug, activate solvent flow while agitating the brush. Repeat to rinse. plugs or applying power to equipment. The same procedure may be used to clean solder flux from - spot repairs. IMPORTANT: Allow solvent to evaporate prior
14、to assembl ing 4. O Requl atorv reauirements. 4.1 Metric Droducts; Assemblies manufactured to metric dimensions will be considered on an equal basis with those manufactured using inch-pound units, provided they fall within specified tolerances using conversion tables contained in the latest version
15、of Federal Standard No. 376, and all other requirements of this Commercial Item Description are met. manufactured to metric dimensions and those dimensions exceed the to1 erances specified in the inch-pound units, a request should be made to the preparing activity to determine if the assembly is acc
16、eptable. The preparing activity has the option of accepting or rejecting the assembly. When an assembly is 5.0 Oualitv assurance Drovisions. 5.1 Contractor certification. The contractor shall certify and maintain substantiating evidence that the assembly offered meets the salient 2 Provided by IHSNo
17、t for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-50423 m 9999974 OLbbb2b 511 4 A-A-50423 characteristics of the Commercial Item Description, and that the product conforms to the producers own drawings, specifications, standards, and quality assurance practices, an
18、d is the same product offered for sale in the commercial marketplace. such conformance prior to first delivery and thereafter as may be otherwise provided for under the provisions of the contract. The government reserves the right to require proof of 5.2 Market acceDtabilitv. The following market ac
19、ceptability criteria are necessary to document the quality of the product to be provided under this Commercial Item Description: a. product meeting the requirements of this Commercial Item Description for at least 2 year%. The company furnishing the assembly item must have been producing a b. The co
20、mpany must have offered the assembly to a government laboratory for inspection. 6.0 Packaqinq. the contract or order. Preservation, packing and marking shall be as specified in 7.0 Notes. 7.1 Source of documents. 7.1.1 The code of Federal Regulations (CFR) may be obtained from the Superintendent of
21、Documents, US Government Printing Office, Washington DC 20402. 7.1.2 Federal Government activities may obtain copies of Federal Standard No. 376 from established distribution points within their agencies. Services Administration, Federal Supply Service Bureau, Specification section, Suite 8100, 479
22、LEnfant Plaza, SW, Washington, DC 20407. Other . activities may obtain the standard for bidding purposes from the General 7.2 Government 1 aboratorv. Manufacturers wanting to have their assembly inspected may do so by contacting the Naval Air Warfare Center Aircraft Division, Code 6.3.4.2, Box 5152, Warminster, PA 18974-5091. MI L ITARY INTERESTS : Preparing Activity: DoD Project 6850-1152 NAVY - AS Custodians Army - EA Navy -AS Air Force - 68 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
