1、MIL-P-4680 67 m 7777706 0147843 O m 635 -sa5 MIL-P-4680 (USAF) 9 April 1953 SUPERSEDING 4 May1943 NO. 75-244 MILITARY SPECIFICATION PROCESSING UNIT, PHOTOGRAPHIC FILM, ) 1. SCOPE 1.1 This specification covers one type of portable photographic film processing unit for 16 and 35 millimeter film; desig
2、nated EJ-1 ( ). A number will be placed within the parentheses of the type designation. This number will be furnished upon application by the contractor to the Procuring Agency after the award of each contract. The complete type designation will be used on nameplates, shipping records, and in instru
3、ction books, as applicable, 2. APPLICABLE SPECIFICATIONS, STANDARDS, DRAWINGS ANIY-PUBLICATIONS 2.1 The following specifications, standards, drawings and publications of the issue in effect on date of invention for bids, form a part of this specification to the extent specified herein: SP E CI F I C
4、A TIONS FEDERAL QQ- A-GO1 TT- C-595 Aluminum Base Alloys, Sand Casting Colors, (For) Ready-Mixed Paints MILITARY JAN-F-33 MIL-P-GG JAN- P- 100 JAN- P- 105 JAN-P-106 MIL-D-502 8 MIL-S-5 05 9 MIL- E-5272 MIL-P-G 8 8 9 MIL-V- 6894 MIL- E-7729 MIL-M-7911 Film, Photographic, Motion Picture Plywood; Flat
5、Panel t Packaging and Packing for Overseas Shipment; General Specification Packaging and Packing for Overseas Shipment: Boxes, Wood, Cleated, Plywood Packaging and Packing for Overseas Shipment; Boxes; Wood, Nailed Drawings and Data Lists; Preparation of (For Engines, . Accessories and Other Auxilia
6、ry Equipment) Steel; Corrosion-Resisting (18 - 8) Plate, Sheet and Strip Environmental Testing, Aeronautical and Associated Equip- Primer; Zinc-Chromate, For Aircraft Use Varnish, Spar, Glyceryl Phthalate Enamel, Gloss, For Aircraft Use Marking, Ici ent i ficat ion of Aeronautical Equipment, Assembl
7、ies, ment, (General Specification For) - - and Parts STANDARDS MIL-STD-129 Marking of Shipments I n F-.C 6740 - THIS DOCUMENT CBMFAliS . Use of (Copies of specifications, standards, drawings, and publications required by contractor: in comection with specific procurement functions should be obtained
8、 from the Procuri; Agency or as directed by the contracting office.) 3. REQUIREMENTS I 3.1 Components. - The processing unit shall consist of the following compo- nents listed below, and the basic elements of these components, as described in the following paragraphs: Oce Processing Tank One Cover T
9、wo Film Spools 3.2 Materials: 3.2.1 Specifications and standards. - Specificatic. ta and standards for all niate- rials, parts, and Government certiCcation and approval of processes and equipment, which are not specifically designated herein and which are necessary for tlic execution of this specifi
10、cation, shall be selected in accordance with Bulletin No. 143, except .provided in the following paragraph. 3.2.1 Standard parts. - AN or MIL Standard parts shall be used wherever they are suitable for the purpoBe, and shall be identified by their part numlxrs. Coinmer- cial utility parts such as sc
11、rews, bolts, nuts, cotter pins, et cetera, may be used provided they have suitable properties and arc replaceable by the AN or MIL Standard parts without alteration, and provided the corresponding AN or ML numhers arc rcf- erenced on the drawings and in the parts lists. In applications for which no
12、suitable corresponding AN or MIL part is in effect on date of invitation for bids, commercial parts may be used provided they conform to all requirements of this specification. 3.2.2 Corrosion Resistant steel - Unless otherwise specified, all parts, includ- ing accessories, that come in contact with
13、 solutions, and all ball bearings subject to corrosion, and moving parts subject to wear shall be fabricated of corrosion-resistant steel as follows: 3.2.2.1 All parts subject to extreme corrosion ahall be made ofsteel conforming to Specification MIL-S-5059, composition SCR, of a hardness suitable f
14、or the part, with a No. 4 finish. . Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,- -3 - MIL-P-4680 (USAI?) 3.2.2.2 Sheathing, ti;im, outer wail covering and all other parts not
15、in contact with solutions or fumes may be made of steel conforming to Specification MIL-$5059 Composition G. aluminum alloy conforming to Specification QQ-A-601. the processor that are subject to deterioration when exposed to climatic and environ- mental conditions likely to occur during service usa
16、ge, they shall be protected against such deterioration in a manner that will in no way prevent compliance with the per- formance requirements of this specification, The use of any protective coating that will crack, chip or scale with age or extremes of climatic and environmental conditiom shall be
17、avoided. 3.2.3 Aluminum alloy castings, - When used, such castings shall be made of 3.2.4 Protective treatment. - When materiais are used in the construction of i 3.2. 5 Fungus proof materials, - Materials which are not nutrients for fungi shall be uscd to the greatest extent practicable. In cases w
18、here materials that are nu- trients for fungi must be used, such materials shall be treated with a fungicidal agent, as approved by the Procuring Agency. 3.2. G Welding corrosion resistant material. - Welding shall be accomplished in a manner which will cause the least sacrifice in corrosion resista
19、nce. maki tests required by this specification to detemine compliance with the s;wifica- tion shall be in addition to the quantity specified in the contract or prcha6e order aid shall be furnished without increasing the cost of the contract or order. . ._ Copyright Communications - Electronics Comma
20、nd Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-4bBO b7 9997906 0147850 8 M I -8- MIL-P-4680 (USAF) 5. PREPARATION FOR DEUVERY 6.1 General. - The requirements specified herein apply only to direct purchases 5.2 Preser
21、vation and interior packaging: 5.2.1 Unit packaging, - A unit package shall consist of one processing unit com- 5.3 ESrterior packing: by, or direct shipments to the Government. plete with accessoriea which shall be included within the shipping case. - . - - _ 5.3.1 Domestic shipment. - The shipping
22、 cam shall be used a8 a shipping con- tainer and no additional packing shall be necessary. 5.3.2 Overseas shipment. - The shipping case shall be packed in a cleated ply- wood exterior shipping coiitainer in accordance with Specification JAN-P-105 or a nailed wood exterior shipping container in accor
23、dance with Specification JAN-P-106. When plywood box is used, the plywood shall be Type B, Condition I. 5.4 Marking of shipments. - Interior packages and exterior shipping containers shall be marked in accordance with Standard MIL-STD-129. The nomenclature shall be as follows: - Processing Unit, 16
24、and 35MM Film 100 Foot Capacity EJ-1 t Specification No. MIL-P-4680 (USAF) Mfrs. Part No. - Weight Dimensions *Applicable datato bs.e$ered by the contractor. * . 1 -_ 5.5 Drop test. - The first completdy packed processing unit submitted on the order, and one sample from each additional 100 n the ord
25、er on quantities above 100, shall be tested as follows: The completely packed container shall be placed on a level platform and slowly pushed mdwise off the smooth edge or“ the platform into a free fail to a firm striking surface such as solid concrete, stone, iron, or steel, 30 inches below platfor
26、m. The position of the container on the platform shall be as indicated- below for each of four falls. First test: Second test: Third test: Fourth test: Container to rest on its bottom and be puslied off platform Container to rest on its bottom and to be pushed off platform Contained to rest on ita t
27、op and to be pushed off platform Container to rest on its top and to be pushed off platform with one end foremost. with opposite end foremost, with the same end foremost as in the first test. with opposite end foremost. _- At the conclusion of the above tests, the processing unit and the interior pa
28、cking such bracing, blocking, bolting, cushioning, barriers, wrappings, and interior con- show no injury that would affect their utility, nor shall there be evidence ( es and the fact that the Government may have formulated, furnished, or in any way supplied the mid drawings, specifications, or othe
29、r data, is not to be regarded by implication or otherwise LW in any manner licensing the holder or my other person or corporation, OF conveying AY right8 or permission to mmufachre, um, or sell any patented invention that may ia any way be related thereto. . NOTICE: - CTL/cb WCLFL I . ._ . !a. Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
