1、r MIL-S=58023(TC) 7 MARCH 1960 MILITARY SPECIFICATION SHOP SET, AIRCRAFT MAINTENANCE, SEMITRAILER MOUNTED: (2-3, FLAW DETECTION 1. SCOPE 1.1 This specification covers a shop set con- sisting of specialized aircraft maintenance tools and equipment installed and stowed in semitrailer van M447. 2. APPL
2、ICABLE DOCUMENTS 21 The following specifications, standards, and drawings, of the issue in effect on date of invitat5on for bids, form a part of this specification : SPECIFICATIONS Y FEDERAL W-P-13.1 FF-B-571 LFF-S-86 FI?-S-92 - Panelboards ; Equip- ped with Automatic Circuit-Breakers. - Bolts, Nlut
3、s, Studs, and Tap Rivets (and Material for Same). - Screws, ,Cap, Slotted and Hexagon Head. - Screws, Machine ; Slotted or Cross Recessed. FF-S-107 FF-W44 FF-S-92 MM-L736 MM-P-S30 QQ-P-416 QQ-$624 QQ-S-741 QQ-S-766 QQ-W341 - Screws, Tapping, Slot- ted and Plain Head (Sheet Metal, Ma- chine, and Driv
4、e). -Washers, Lock (Spring). - Washers, Metal, lFlat (Plain) . -Lumber and Timber; Hardwood. - Plywood ; Flat-Panel. -Plating, Cadmium (Electrode- posited), - Steel Bars, Alloy, Cold Finished and Hot Rolled (General Purpose). - Steel Plates, Shapes and Bars, Carbon, Structural. - Steel, Corrosion -
5、Re- - sisting, Plates, Sheets, Strips, and Structural Shapes. . - Wire ; Copper, Soft or Annealed. I FSC 4920 I - ”- Licensed by Information Handling ServicesMIGss8023 (TC) * _. - RLC-271 - Ohains and Attach- ments, Welded, Weldless, and Roll- er Chain. TT-M95 - Colors ; (for) Ready- WW-N-351 - Nipp
6、les, Pipe, Thread- WW-P206 - Pipe, Steel (,Seimless Mixed Paints. - ed. . and Welded (.for -, Ordinary Use). WW-P471 - P,ipe, Fittings (Bush- ings, Plugs, and Locknuts) ; Bronze t . - and Ferrous .- . (Screwed) i . . -. . - -WW-P-521. . - Pipe - Fittings, Malle- . . . able Iron, Wrought Iron and Ste
7、el . (Screwed, EO- Pound, WW-T-799, “Tubing;. Copper, Seamless (for Use . , . . with Solder - Joint or Flared-Fittings) . ZZ-H499 -Hose ; Pneumatic, . . Wrapped. -. I DDD-S-751 - Stitches; Seams; and Stitching. MILITARY . . . ., I. . .:. .MILP-P16 - Preservation, Methods . . .- - of. e-:. .MIGB-121
8、“Barrier Matirial, . Greaseproof- ed, Flexible (Wa- _. - I- terproofed) . . MILE468 . Extinguishers, Fire, (Portable Perma- ,. Carbon Diox,ide, . . . . - . i nent Shut Off? Hand - . . . ._ . and Wheeled Typera). r- b i 2; ,. . .x .I.“.“ _-. _- -, -3. : L+* 4 1 .r - “ ,er - . .- I i. . b i v. MIL-P-5
9、14 - Plate, Identification and Plate, Identifi- cation, Transporta- tion-Data. MIL-W430 -Webbing, Textile, Cot- ton, General Pur- pose, Natural or in Colors. MIL-B-543 - Buckles, Tongueless and Web Strap. MIGT-704 - Treatment and Paint- ing of Materiel. MILT-3345 - Trailers, Semitrailers, and Traile
10、r Dollies ; Packaging of, MIL-R-3390 - Rings, D. MILP-3600 .-Packaging of Com- pressors, Air and Gas- (Except Oxy- gen), Overseas Shipment. MILT-7807 - Thread, Nylon. MILE10062 .- Engines, Spare or In- stalled (Other Than Aircraft), Prepara- tion for Shipment and Storage of. MIL-G-10924 - Grease, Au
11、tomotive and Artillery. MIGD-11464 - Drawings and Techni- cal Data for Trans- portat.ion Corps MILI-11748 - Interference Reduc- tion of Electrical and Electronic Equipment. . MIGC-12064 - Cable, Power, Elec- tric, 600-Volt, for . Field Use. MIGV-13811 - Varnish, Waterproof- : . _. _-_ . . ing, Elect
12、rical, Ig- nition. . Equipment, . . ._ - . . Licensed by Information Handling ServicesMIGP-16298 - Preservation, Packag- ing, Packing, and Marking of Electric Machines Having Rotating Parts and Associated Repair Parts, MIGR-17006 - Rubber Special-Shap- ed Section; for Mountings. MIGP-18058 - Prepara
13、tion for De- livery of Machine Tools for Domestic and Overseas Ship- ment. STANDARDS MILITARY MIL-STD-129 -Marking for Ship- ment and Storage. MILSTD-130 - Identification Mark- ing of U. S. Mili- tary Property. MS20470 -Rivet - Universal Head Aluminum Al- loy. MS35647-7 -Padlocks, Key Ope- rated. DR
14、AWINGS TRANSPORTATION CORPS AA-17A-0006-2- Equipment Mount- ing Details. AA-17A-0006-3- Equipment Mount- ing Details. AA-17A-0011 - Safety Chain Layout and Details. AA-17A-0014 - Wiring Diagram. AA-17A-0018-,1- Equipment Location and Details Front Wall. t. i; L MILS-58023(TC) AA-17A-0023 -Body Floor
15、 Plan AA-17A-0023-1- Tank Seal and Cover Layout, (2-3. Assembly. Line Diagram. ing Details. ing Details. ing Details. Details. A.A-17A-0023-2- Schematic Water AA-1TA-0023-3- Equipment Mount- AA-17A-0023-4- Equipment Mount- AA717A-0023-5- Equipment Mount- AA-17A-0031 -Air Line Layout and AA-17A-0032
16、-C o m p r e S S o r and Tank Installa- . tion. AA-17A-0032-1- Compressor Mount- - .- ing Details. - AA-17A-0036 -Cabinet Mounting Details. (Copies of specifications, standards, and drawings required by contractors in connecion with specific procurement functions should be obtained from the procurin
17、g activity or as directed by the contracting officer.) 2.2 Other publications. The-following docu- ments form a part of this specification. Un- less otherwise indicated, the issue in effect on date of invitation for bids shall apply. NATIONAL-BUREAU OF STANDARDS Handbook H28 - Screw-Thread Stand- ar
18、ds for Federal Services. (Application for copies should be addressed to the Superintendent of Documents, Government Printing Office, Washington 26, D. C.) NATIONAL FIRE PROTECTION ASSOCIATION National Electrical Code, (Application for copies should be addressed to the National Fire Protection Asspci
19、ation, 60 Batery- march Street, Boston 10, Mass.)“ . 3. i , ,“, Licensed by Information Handling ServicesM1L-S-58023 (TC) AMERICAN WELDING SOCIETY Welding Handbook. (Application for copies should be addressed to the American Welding Society, 33 West 39th Street, New York 18, N. Y.) 3. REQUIREMENTS 3
20、.1 Materials. Materials shall be as speci- fied herein and as shown on the applicable drawings in 2,l. Material not definitely speci- fied shall be of standard commercial quality for this type of equipment. 3.1.1 Steel. 3.1.1.1 Plates, sheet and sbrip. Steel used in the construction and installation
21、 of equip- ment shall be in conformance with class III, finish 1 of Specification QQ-S-766. 3.1.1.2 Structural. Brackets, frames, and other shapes shall be fabricated of steel con- forming to type II of Specification QQ-S- 741. . . 3.1.2 Wood. 3.1.2.1 Hardwood. Light holder shall be of kiln-dried fi
22、rst grade maple conforming to Specification “-L-736. 3.1.2.2 Plywood. Drawer inserts and divid- ers shall be fabricated from interior type Douglas fir plywood conforming to Specifi- cation NN-P-530. 3.1.3 Rubber. Rubber for bumpers on the inspection kit shall conform to Specification MIL-R-17006. 3.
23、1.4 Webbing. Webbing for fabrication of mounting straps and tie-downs shall be water-, weather-, fungus-, and mildew-resist- ant in conformance with type III, class 4, olive drab No. 7 of Specification MIGW- 530. Webbing shall be of the sizes shown on the applicable drawings. 4 3.1.5 Chain. Chain sh
24、all be zinc-coated, size !to type K of Specification WW-T-799. 3.1.7 Pneumatic hose. Pneumatic hose for the air compressor to storage tank connec- ,tion shall conform to Specification ZZ-H-499. 3.18 Substitution of mateyials. Materials not conforming It0 the Gpeeifications and drawings referenced he
25、rein shall not be eub- stituted unless such substitutions are specifi- cally approved by the contracting officer. Substitutions will be approved only if it is clearly demonstrated that an improvement in operating characteristics, a saving in weight, conservation of critical or strategic materi- als,
26、 or a reduction in cost wihout sacrifice of reliability can be accomplished thereby, and khat such substitutions will not preclude the subsequent use of specified materiah in ,effecting repairs or replacements. Requests for approval of such substitutions shall be accompanied by completely detailed s
27、upport- ing data which clearly illustrate the use of the proposed substitute ma-terials. 3.2 Fastenings. All screws, bolts, fastener assemblies, and other similar devices shall be installed with a positive means of locking to prevent loosening due to vibration. Lock- ing shall be by cotter pins, loc
28、knuts, positive lockwaslhers, or any other locking method approved by the contracting officer, Swedg- ing, peening, or staking of threads, on parts which are subject to removal for disassem- Licensed by Information Handling Servicesbly, shall not be permitted. Threaded fasten- ers shall have approxi
29、mately two threads showing when completely tightened. 3.2.1 Screws. 3.2.1-1 Machine. Machine screws shall be of steel conforming to Specification QQ-S- 624. Types of screws shown on drawings in 2.1 shall conform to Specification FF-S-92. 3.2.1.2 Sheetmetal. Sheetmetal screws shall be corrosion-resis
30、tant steel and conform to ltype A, style 1s of Specification FF-S-107, 3.2.1.3 Cap. Capscrews shall conform to type II, grade 2 of Specification FF-S-85. 3.2.2 Bolts and nuts. Bolts and nuts shall conform to specification FF-B-571; bolts shall be type A-2, class C, and nuts shall be type A-2. Thread
31、ed series and size shall be as specified on drawings in 2.1. 3.2.3 Washers. Flatwashers shall conform to type A, grade I, class A of Specification FF-W-92 and lockwasherg to class A, style 2 of Specification FF-W-84. Washers shall be sized as speoified on drawings in 24. 3.2.4 Rivets. Rivets shall c
32、onform to Stand- ard MS20470 and shall be of the type and size specified on the applicable drawings in 2.1. 3.3 Design. The M447 semitrailer van with the installed special.ized tools and equipment (see 6.4), complete with the installakion of the storage cabinet, equipment, and compo- nents specified
33、 herein and shown on the drawings in 2.1, shall constitute the shop set W. If a change in design, or additional com- ponents, are required to conform to this specification, emphasis shall be placed on aimpllioity of design, Ilghtweight, and ease of fabrication by mass production. 38.1 Safety precaut
34、ions. All rotating parts, reciprocating parts, or parts subject to extreme temperatures, and parts of such MIL-S-58023 (TC) nature or so located as to become a hazard to operating personnel, shall be insulated, fully enclosed, or guarded. 3.3.2 Drawings and technical data. De- tailed shop drawings,
35、as-constructed” draw- .ings, and technical data (bills of material, machinery and equipment lists, and inven- tory) shall %be prepared and submitted for approval in conformance with Specification MIGD-11464. 3.4 Construction. 3.4.1 Welding. The surface of all parts to ,be welded shall be free from r
36、ust, scale, paint, grease, and other furaign matter. Un- less otherwise specified, or shown on the d.rawings, welds shall develop the strength .M required for the parts connected. All weld- ing shall be in accordance with the latest applicable codes of the American Welding Society as contained in th
37、e Welding Hand- book. Welders shall be qualified in accord- ance with the applicable tests specified in the Welding Handbook. Any welder shall be re- quired to retake, and satisfactorily pass this test, when, in the opinion of the contracting .officer, there is a reasonable doubt of h.is proficiency
38、. 3.4.2 Standard parts. AN or MIL standard parts shall be used wherever they are suit- ,able for the purpose, and shall be identified by their part number. Commercial utility parts such as screws, bolts, nuts, and cotter pins may be used provided they have suit- able properties and are capable of be
39、ing re- placed by AN ur MIL standard parts without alteration. In applications for which no suit- able corresponding AN or MIL part is in effect on date of invitation for bids, commer- cial parts may be used provided they con- form to this specification. 3.4.3 Threaded parts. Threaded parts shall co
40、nform to Handbook H28. Thread series shall be as specified on the applicable draw- ings listed in 251. Pipe th.reads shall conform to the American National taper pipe thread series. 6 .i i;) c- ., -. Licensed by Information Handling Services“3-58023 (TC) 3.4.4 Interchangeability of parts. Compo- .ne
41、nts shall be interchangeable (without re- quiring modification for replacement) with similar components furnished under the same contract or order. 3.4.5 Riveted connections. Rivet holes shall be accurately punched or drilled. Riveta shall be driven to completely fill .fhe holes. Heads shall be conc
42、entric with the shank and have full bearing all around, Each type head of the same diameter rivets shall be uniform in size and shape. 3.4.6 Adjustments. All parts subject to ad- justment or replacement by operating or maintenance personnel shall be readily ac- cessible. Adjusting facilities, where
43、provided, shall operate smoothly and without interfer- ence and shall adequately maintain such ad- justments under all conditions of semice. -Designs which render servicing, adjustment, or replacement unduly difficult under field conditions w.ill not be accepted. 3.4.7 Equivalent products. Where a m
44、anu- facturers products are shown on the draw- ings referenced in 2.1, equivalent products may be substituted in the preparation of the manufacturers working drawings. However, after approval of the working drawings by the contracting officer, products speoified thereon shall be furn.ished without s
45、ubstitu- tion. 3.5 Installation. Fitting of mounting brack- ets, plates, drawer dividers and inserts, and positioning of mounting holes for the tools and equipment to be installed for shop set G3, shall be done at time of installation, and lshall conform generally as shown an draw- ings in 2.1. 3.6
46、Cabinet. Cabinet required for installa- tion in shop set G3 will be Government- furnished (see 6.4). The assembled cabinet shall be located in the M447 van (see 6.4) where shown on Drawing AA-17A-0023, and shall be secured in accordance with Drawing AA-17A-0036. Fastenings shall be adequate to withs
47、tand the shocks, vibrations, and stresses imposed during normal opera- tions, and the test specified .in 4.4.3 when the cabinet b loaded to operational capacity. 3.7 Drawer storage. Drawer inserts fabri- cated of .a/-inch-th#ick plywood and dividers of S-inch-thick plywood, shall be provided for all
48、 cabinet drawers for storage of tools and equipment (see 3.21.2). The inserts shall be sized to fit loosely in the bottom of the individual drawers, the cutouts shall match the specific items for storage, and the divid- ers used to separate the specific items for storage shall be sized to fit on top
49、 of the inserts in he existing divider guides. Spac- ing of the diveiders shall suit the specific items to prevent their sMfting during transit, the top surface being approximately flush with the top of the specific drawer. 3.8 Bin storage. Web straps and special brackets to fit specific items shall be provided in all bins used for storage of tools and equipment (see 3.21.2) to prevent shifting during transit. 3.9 Safety chain. A safety chain with steel posts, used as a guardrail when the sides of the semitrailer van body are in the down position, complete wi
