1、MIL-T-43578B 35 3777706 0243077 L U MIL-T-43578B 21 November 1978 SUPERSEDING MIL-T-43578A 10 February 1972 MILITARY SPECIFI CAT ION TROUSER TOP FORMER This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers a
2、 trouser top former for finishing the top of trousers (see 6.1). 2. APPLICABLE DOCUI?IENTS 2.1 Issues of documents. The following documents of the issue in effect on date of invitation for bids or request for proposal, form a part of this speci- fication to the extent specified herein: SPECIFICATION
3、S FEDERAL CC-M-1807 - Motors, Alternating-Current, Fractional Horsepower and Integral Horsepower (500 Horsepower and Smaller) MILITARY MIL-T-152 - Treatment, Moisture-and Fungus-Resistant, of Communications, Electronics, and Associated Electrical Equipment t Beneficial comments (recommendations, add
4、itions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: US Army Natick Research and Development Command, Natick, MA 01760 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this doc
5、u- ment or by letter. FSC 3510 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-Ll3578B 35 949990b OZ49200 Ll W MIL-T-43578B MIL-L-3153 - Laundry and Dry Cleaning Machinery and Equipment (For Fixed Installations), Preparation for Delivery Of STA
6、NDARDS MILITARY IslIL-STD-105 - Sampling Procedures and Tables for Inspection by Attributes MIL-STD-461 - Electromagnetic Interference Characteristics Requirements for Equipment MIL-STD-462 - Electromagnetic Interference Characteristics, Isieasurement Of MIL-STD-1474 - Noise Limits for Army Material
7、 (Copies of specifications and standards required by contractors in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) 2.2 Other publications. The following documents form a part of this specifi- cation to the ext
8、ent specified herein. Unless otherwise indicated, the issus in effect on date of invitation for bids or request for proposal shall apply: NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION (NENA) ICs - Industrial Controls and Systems (Application for copies should be addressed to the National Electrical
9、lianufacturers Association, 155 East 44th Street, New York, NY 10017.) NATIONAL FIRE PROTECTION ASSOCIATION (NFPA) Standard No. 70 - National Electrical Code (Application for copies should be addressed to the National Fire Protection Association, 470 Atlantic Avenue, Boston, MA 02210.) UNDERWRITERS
10、LABORATORIES INC . (UL) STANDARDS (Application for copies of applicable UL Standards should be addressed to the Underwriters Laboratories Inc., 207 East Ohio Street, Chicago, IL 60611; 333 Pfingsten Road, Northbrook, IL 60062; 1285 Walt Whitman Road, Idelville, Long Island, NY 11746; 1655 Scott Boul
11、evard, Santa Clara, CA 95050; or 2602 Tampa East Blvd. Tampa, FL 33619,) 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-4357B 35 7777706 0247LOL b IBI MIL-T-43578B (Technical society and technical association specifications and standards are
12、 generally available for reference from libraries. among technical groups and using Federal agencies.) They are also distributed 3. REQUIREEIENTS 3.1 Standard product. Each trouser top former furnished under this speci- fication shall be the manufacturers current standard product, except for those c
13、hanges required to comply with the requirements of this specification. 3.2 Codes and standards. 3.2.1 - NFPA. The top formers shall be wired to conform to NFPA Standard No: 70. 3.2.2 &. The wiring, fittings, and conduit shall conform to applicable UL standards. 3.2.3 NEMA, Motor controllers, switche
14、s, solenoids and time delays shall conform to performance requirements of NEMA Standards Publication No. ICs, 3.2.4 Certification. Prior to approval of the first shipment, the contractor shall submit satisfactory evidence to the contracting officer or his authorized representative, that the top form
15、ers meet the requirements specified hereln. 3.2.4.1 - NFPA. Acceptable evidence of meeting requirements of 3.2.1 shall be the manufacturers certified statement that the top former is wired in accor- dance with NFPA Standard No. 70. 3.2.4.2 UL. Acceptable evidence of meeting the requirements of 3.2.2
16、 shall be the UL label or a certification from an independent testing laboratory acceptable to the contracting officer or his authorized representative that the wiring, fittings and conduit conform to applicable UL standards. 3.2.4.3 NEMA. Acceptable evidence of meeting the requirements of 3.2.3 sha
17、ll be the manufacturers certified statement that the motor controllers, switches, and time delays conform to NEMA Publication ICs. A tag or label attached to these items stating the components conform to this standard is acceptable evidence. 3.3 Materials. Materials not definitely specified shall be
18、 of the quality normally used by the manufacturer for the specified equipment provided the completed item complies with all provisions of this specification (see 6.3). 3.3.1 Motors. Fractional and integral horsepower motors shall conform to CC-M-1807. 3 Provided by IHSNot for ResaleNo reproduction o
19、r networking permitted without license from IHS-,-,-MIL-T-435786 35 m 799990b 02Li9L02 I- l-iIL-T-435 7 8B heat-resistant grade, thermoplastic insulated. Solid (nonstranded) wire shall not be used. All conduit fittings and electric wire shall be UL listed or labeled. 3.4 Design and construction. The
20、 machine shall be designed for fully automatic The frame shall be provided with anchor bolts operation. expanding form, steamer and blower. and removable panels for inspection and maintenance of enclosed mechanisms. machine shall be provided with a hand operated, moisture spray gun for touching wrin
21、kles, The electrical components shall be designed for operation on the electrical characteristics as specified (see 6,). Assemblies of pipes, tubing, fittings, and coils using steam shall have no visible evidence of leakage or failure when tested as Specified in 4.3.1. no evidence of leakage or fail
22、ure when tested as specified in 4.3.2. The machine shall have a welded steel frame to support controls, air The Air lines and cylinders shall have 3.4.1 Form air expanding. The form shall be a nylon bag that is capable of expanding and conforming to the size and shape of the trouser top and seat. Th
23、e bag shall contain a perforated or steam-heated padded buck for transfer of steam and air (see 4.3.3). 3.4.2 Plates pleat pressing. The plates shall be double acting and self- aligned to fit the tailored cut of trousers and an air pressure regulator and gauge shall be furnished for the plates (sse
24、4.3.3). 3.4.3 Expander waist band. The waist band expander shall be designed in accordance to the manufacturers commercial practice to exert pressure on the entire inside of the waist band of the trousers being finished (see 4.3.3). 3.4.4 Clamp waist band. The waist band clamp shall be an air or spr
25、ing actuated clamp lock with pushbutton or pedal controlled release (see 4.3.3). 3.4.5 Blower. The blower shall be equipped with a fan to drive air across the steam coi1 and into the air expanding bag (see 4.3.3). 3.4.6 Controls. The machine shall be equipped with adjustable timers for automatic con
26、trol of the flow of steam and hot air into the bag form. controls shall also automatically release the waist band expander (see 4.3.3). The 3.5 Performance. The unit shall conform to the following requirements when tested as specified in 4*3.4. (a) (b) No leaks. (c) Cornpatability of the waist band
27、expander for 28 inch (711 ram) and Pleat plates, and waist band expanders are in proper adjustment. 48 inch (1220 mm) trouser measurements. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-4357B 35 I 7777706 02Li7103 T MIL-T-43578B 3.6 Marking
28、 for identification. Marking for identification shall be in accordance with the manufacturers commercial practice. 3.7 Finish and color. The machine shall be finished in accordance with the manufacturers commercial practice. Stop pushbuttons shall be red. 3.8 Noise limits. The machine shall meet the
29、 noise limits specified in MIL-STD-1474 and where practicable, shall not generate 85 decibels A-weighted or more at the normal operating position (see 4.3.5). 3.9 Electromagnetic compatibility. When specified (see 6.2), equipment shall be designed and equipped to conform to class IIB of MIL-STD-461
30、(see 4.3.6). 3.10 Moisture and fungus resistant treatment. When specified (see 6.2), electrical components shall be moisture and fungus resistant treated in accor- dance with MIL-T-152. 3.11 Contract data requirements. The contract data requirements shall be as specified (see 6.2 and 6.4). 3.12 Gove
31、rnment-furnished property. Trousers will be furnished by the Government (see 6.2) for test as specified in 4.3.4. 3.13 WorkmanshiE. The machine shall be free from defects such as fractures, splits, punctures, tears, dents, creases, deteriorations, or malformations. There shall be no sharp edges, bur
32、rs, or slivers. The finish applied to the end item shall be continuous, smooth, adherent, have no imbedded foreign matter and contain no sags, runs, drips, creeps, laps, bubbles or streaks. No rust, or tool marks shall show through the coating. The surface of parts to be welded shall be free from ox
33、ide, scale, paint, grease, and other foreign matter. Welds shall be sound, smooth, and free from porosity, cracks, incomplete fusion, and deformation of material. from the welds. Threaded fasteners shall not be broken, stripped, fractured, or loose. heads neatly finished and in full contact with the
34、 surface of the riveted members. Wiring shall not be cut, abraded, or have excessive insulation stripped, and shall be properly and tightly joined at terminals. slack to provide strain relief. AU. scale and flux deposits shall be removed Rivets shall be driven to completely fill the holes, with full
35、 size Wiring shall have adequate 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-4357B 35 M 949970b Oi49LOY 1i MIL-T-4 35 78ii 4. QUALITY ASSURANCE PROVISIOBS 4.1 Responsibility for Inspection. Unless otherwise specified in the contract, the
36、contractor is responsible for the performance of all inspection requirements LIB specified herein. contractor may use his own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. set forth in the specification whe
37、re such inspections are deemed necessary to aseure supplies and services conform to prescribed requirements. Except as otherwise specified in the contract, the The Government: reserves the right to perform any of tho inspections 4.1.1 Certificate of compliance. When certificates of compliance are su
38、bmitted, the Government reserves the right to check test such items to determine tho validity of the certification. 4,2 Quality conformance inspection. Except as otherwise specified herein, sampling for inspection shall be performed in accordance with BIIL-STD-105. 4.2,l Component and material inspe
39、ction. In accordance with 4.1, components and materials shall be inspected in accordance with all the requirements of referenced specifications, drawings, and standards unless otherwise excluded, amended, modified, or qualified in this specification or applicable purchase document . 4,2,2 End item i
40、nspection. A lot shall be all trouser top formers offered for inspction at one time, The sample unit shall be one former. 4.2.2.1 Visual examination. The completely assembled end item shall be examined for defects listed in table I. the acceptable quality level (AQL) shall be 2.5 for major and 6.5 f
41、or total defects expressed in terms of defects per hundred units. The inspection level shall be II and TABLE I. Classification of defects Classification Examine Defect Major Minor Finish Finish not in accordance with the Not continuous, smooth, adherent, manufacturers commercial practice X foreign m
42、atter imbedded, and sags, runs, drips, creeps, laps, bubbles, or streaks Rust, or tool marks X X 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-43578B 35 777770b 0247305 3 W MIL-T-43578B TABLE I. Classification of defects (contd) Classificat
43、ion Examine Defect Major Minor Design and con- struction and work- manship, general (applicable to all components and assemblies ) Marking Welding and brazing Bolts, nuts, screws, studs, and other threaded fasteners Rivets Electrical apparat us wiring Harking for identification Any part missing or n
44、ot specified type Sharp edge, burr, or sliver X Split, punctured, torn, dented, deteriorated or malformed X X Not manufacturers commercial practice X Missing, incomplete, burn holes, Slag inclusion, undercut, iiot fractured, or not fused smooth and uniform, or deposit of scale and flux not removed M
45、issing, broken, stripped, or Threaded fastener loose fractured Hissing, broken, not peened or Rivets loose not peened sufficiently Wiring cut, abraded , insulation stripped, not properly joined or loose at terminals Not inclosed in specified con- duit where required Adequate slack not provided for w
46、iring to relieve strain Missing, incomplete, not legible X X X X X X X X X X 4.2.2.2 Testing of the end item. The first produced end item shall be tested as specified in 4.3.1 through 4.3.5 and, when applicable 4.3.6. Remaining end items of the same lot shall be testsd as Specified in 4.3.1 and 4.3.
47、2. end item. Failure to pass tests shall be cause to reject the effected 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-4357 8B 4.2.3 Code and standards compliance. Proof of compliance with the require- ments of 3,2 shall be made available t
48、o the Government representative. moisture and fungus resistant treatment is specified, the contractor shall furnish a certificate of compliance that electrical components comply with 3.9. When 4.2.4 Inspection of preparation for delivery. Preservation-packaging and marking shall be inspected with th
49、e quality assurance provisions of MIL-L-3153. 4.3 Tests. 4.3.1 Hydrostatic pressure tests. Assemblies of pipes, tubing, fittings and coils using steam shall be tested for 10 minutes with a 200 pound per square inch gage (1380 We) hydrostatic pressure. (see 3.4) shall constitute failure of this test. Any evidence of leakage or failure 4.3.2 Air pressure tests. All air lines and cylinders shall be tested for 10 minutes with 80 psig (552
