1、I INCH-POUND I 23 AUGUST 2000 SUPERSEDING 20 FEBRUARY 1990 MIL-DTL-44132C MIL-V-44132B DETAIL SPECIFICATION VEST. CONDITIONING MICROCLIMATE: AIR This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This document covers an aramid kni
2、tted cloth vest with body conditioned air distribution accessories. 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 Specifications, standards, and handbooks. The following specifications, standards, and handbooks form a part of this document to the extent specified herein. Unless otherwise s
3、pecified, the issues of these documents are those listed in the issue of the Department of Defense Index of Specifications and Standards (DODISS) and supplement thereto, cited in the solicitation (see 6.2). Beneficial comments (recommendations, additions, deletions) and any pertinent data which may
4、be of use in improving this document should be addressed to: Defense Supply Center Philadelphia, Clothing For Clothing, Equipage, and Tentage, (General Use) - The=read, Para- Aramid, Spun, Intermediate Modulus STANDARDS MIL, ITARY MIL-STD-129 - lai ing for Shipment and Storage (Unless otherwise indi
5、cated, copies of federal and military specifications, standards, and handbooks are available from the Standardization Documents Order Desk, Bldg.4D, 700 Robbins. Avenue, Philadelphia, PA 19 1 1 1-5092.) 2.1.2 Other Government documents, drawings, and publications. The following other Government docu
6、ments, drawings, and publications form a part of this document to the extent specified herein. Unless otherwise specified, the issues are those cited in the solicitation. DRAWINGS 2-11-1 - Vest and Connector Assembly, Conditioning Microclimate Air (Copies of drawings are available from the U.S. Army
7、 Natick Research, Development, and Engineering Center, ATTN: STRNC-EMSS, Natick, MA 01760-501 14.) 2.2 Non-Government publications. The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the issues of the documents which are DoD adopted are t
8、hose listed in the issue of the DODISS cited in the solicitation. Unless otherwise specified, the issues of documents not listed in the DODISS are the issues of the documents cited in the solicitation (see 6.2). AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) D 3951 - Standard Practice for Commerc
9、ial Packaging D 6193 - Standard Practice for Stitches and Seams D 51 18 - Standard Practice for Fabrication of Fiberboard Shipping Boxes D 1974 - Standard Practice for Method of Closing, Sealing and Reinforcing Fiberboard D 6199 - Standard Practice for Quality of Wood Members of Containers and Palle
10、ts. Shipping Containers. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-443 12C (Application for copies should be addressed to the American Society for Testing and materials, 100 Barr Harbor Drive, West Conshohocken, PA 19428) COLOR ASSOCI
11、ATION OF THE UNITED STATES Department of Defense Standard Color Card for Sewing Thread (Color cards may be available from the Color Association of the United States, 343 Lexington Avenue, New York, NY 10016-0927. If color cards are not available from the Color Association, individual color samples m
12、ay be obtained from the contracting activity or as directed by the contracting activity.) AMERICAN NATIONAL STANDARDS INSTITUE (ANSI) ANSUASQC Z1.4 - Sampling Procedures and Tables for Inspection by Attributes (Applications for copies should be addressed to the American Society for Quality Control,
13、310 West Wisconsin Avenue, Milwaukee, Wisconsin 53203). (Non government standards and other publications are normally available from the organizations that prepare or distribute the documents. These document also may be available in or through libraries or other informational services.) 2.3 Order of
14、 Precedence. In the event of a conflict between the text of this document and the references cited herein, the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 Firs
15、t article. When specified (see 6.2), a sample shall be subjected to first article inspection (see 6.3) in accordance with 4.3. 3.2 Samples. Samples of the end item, when furnished, are solely for guidance and information to the contractor (see 6.3). Variation from this specification may appear in th
16、e sample, in which case this specification shall govern. 3.3 Materials. The materials shall be as specified on Drawing 2-1 1-1 and all subsidiary drawings and parts lists pertaining thereto. It is encouraged that recycled material be used when practical as long as it meets the requirements of this s
17、pecification. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-443 12C 3.3.1 Thread, para-aramid. The thread for all stitching shall be size T-50, 3-ply, and shall be dyed Camouflage Green 483, C.A. 34094, conforming to A-A-55195. 3.4 Design
18、 and construction. The design and construction of the vest shall be as specified herein, and as shown on Drawing 2-1 1-1 and all subsidiary drawings and parts lists pertaining thereto. 3.4.1 Stitches, seams and stitchings. All stitches, seams, and stitching shall be performed using stitch type 301 o
19、f ASTM D 6193 with and 8 to 10 stitches per inch and 1/8 +/- 1/16 inch stitching margin. 3.4.1.1 Automatic stitching. Automatic stitching machines may be used to perform any of the of the required stitch patterns provided the requirements for the stitch pattern, stitches per inch, and size and type
20、of thread are met, and at least three or more tying, overlapping, or back stitches are used to secure the ends of stitching. 3.4.1.2 Type 301 stitching. Ends of all stitching shall be backstitched or overstitched not less than 1 inch (U2 inch for boxstitching), except where ends are turned under or
21、caught in other seams or stitching. Thread tensions shall be maintained so that there will be no loose stitching resulting in loose bobbin or top thread or excessively tight stitching resulting in puckering of the materials sewn. The lock shall be embedded in the materials sewn. 3.4.1.2.1 Repairs of
22、 type 301 stitching. Repairs of type 301 stitching shall be as follows: a. When thread breaks or bobbin run-outs occur during stitching, except prestitching, the stitching shall be repaired by restarting the stitching a minimum of 1 inch (U2 inch for boxstitching), back of the end of the stitching.l
23、/ b. Except for pre-stitching, thread breaks or two or more consecutive skipped or run-off stitches noted during inspection of the item (in-process or end item) shall be repaired by overstitching. The stitching shall start a minimum of 1 inch back of the defective area (1/2 inch on boxstitching), co
24、ntinue over the defective area, and continue onto the existing stitching. Loose or excessively tight stitching shall be repaired by removing the defective stitching without damaging the materials, and re-stitching in the required manner. I/ - 1/ When making the above repairs, the ends of the stitchi
25、ng are not required to be backstitched. 3.4.2 Thread ends. All thread ends shall be trimmed to ?A inch maximum length. 3.4.3 Setting of eyelets. Holes shall be pre-punched to receive the eyelets and shall be smaller than the outside diameter of the eyelet barrel so that the barrel must be forced thr
26、ough the hole. 3.5 Labels. Each vest shall have an identification and instruction label conforming to type VI of DDD-L-20. The labels shall show fastness to laundering. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-443 12C 3.5.1 Identific
27、ation label. The identification label shall conform to class 1 and shall contain the following information: VEST, CONDITIONING MICROCLIMATE: AIR CONTRACT NUMBER NATIONAL STOCK NUMBER MANUFACTURER 3.5.2 Instruction label. The instruction label shall conform to class 3 and shall contain the following
28、information: VEST, CONDITIONING MICROCLIMATE: AIR (1) Vest with manifold attached is worn over undershirt. Close front zipper and adjust side straps for snug fit. Hose and connector are to exit out from under other clothing layers, as required, either from right or left side. (a). Attach round manif
29、old with hook and pile fastener tape to center of back side of vest. (b). Attach front manifold with hook and pile fastener tape below slide fastener. (c). Secure all hoses to vest with hook and pile fastener tape straps. detergent. To dry, hang and allow to air dry. (2) Attaching manifold to vest:
30、(3) Vest without its manifold assembly may be hand washed using warm water with soap or DO NOT REMOVE THIS LABEL 3.5.3 Bar Code LabeUTag. Each item shall be individually Bar-coded with a Type VIII, class 17, LabelTag of DDD-L-20. The LabelTag shall be located so that it is completely visible on the
31、item when it is folded andor packaged as specified and shall cause no damage to the item. 3.6 Workmanship. The vest shall conform to the quality of product established by this specification. 4. VERIFICATION 4.1 Classification of inspection The inspection requirements specified herein are classified
32、as follows: a. First article inspection (see 4.2). b. Quality conformance inspection (see 4.3). 4.2 First article inspection When a first article is required (see 3.1 and 6.2), it shall be examined for the defects specified in 4.4 and 4.4.1. Any nonconformance shall be cause for rejection of the fir
33、st article. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-443 12C Component Connector assembly L/ Back air distribution manifold 4.3 Conformance inspection Unless otherwise specified, sampling for inspection shall be performed in accordan
34、ce with ANSIASQC 21.4. Drawing 2-11-11 2-11-12 2-11-13 2-11-14 2- 1 1-24 4.3.1 Examination. Each vest and hose assembly shall be examined for compliance with the requirements specified in section 3 and subsequent government drawings. In accordance with 4.1, components and materials shall be inspecte
35、d in accordance with all the requirements of referenced documents unless otherwise excluded, amended, modified, or qualified in this specification or applicable purchase document. In addition, the first production lot or each of the components listed below shall be examined for conformance to all di
36、mensions specified on the referenced drawings. Any dimension exceeding the applicable tolerance specified on the applicable drawing shall be classified as a defect. The lot sizes shall be expressed in units of components. The sample unit shall be one component. For each component lot, the inspection
37、 level shall be S-1 and the acceptable quality level (AQL), expressed in terms of defects per hundred units, shall be 1.5. Failure of any lot shall be cause for correction of the mold or process and for examination of the next produced lot from that mold or process. Any subsequent lot in which a cha
38、nge in materials, mold, or process has occurred shall be examined as above. If there are no changes, subsequent lots shall be accepted on the basis of a certificate of compliance certifying that there have been no changes in materials, mold, or manufacturing process. - 1/ Component must be disassemb
39、led prior to performing dimensional examination. 4.4 In-process inspection Inspection of subassemblies shall be made to ascertain that construction details which cannot be examined in the finished products are in accordance with specified requirements. The Government reserves the right to exclude fr
40、om consideration for acceptance, any material or service for which in-process inspection has indicated nonconformance. Whenever nonconformance is noted, corrections shall be made to the parts affected and lot in process. Components that cannot be corrected shall be removed from production. 4.4.1 End
41、 item visual examination The end items shall be examined for the defects listed in table I. The lot size shall be expressed in units of vests. The sample unit shall be one completely fabricated vest. The inspection level shall be II and the AQL, expressed in terms of defects per hundred units, shall
42、 be 1.5 for major defects and 6.5 for total (major and minor combined) defects. 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Examine Rows of stitching Open seams Raw edge (on edge required to be finished) MIL-DTL-443 12C TABLE I. End item visual
43、 defects Defect Any row of stitching missing ?h inch or less More than ?h inch More than ?h inch when securely caught in stitching ClasE Maior 101 102 NOTE: Raw edge not securely caught in stitching shall be classified as an open seam. Seam and stitch type Stitch tension Stitches per inch Stitching
44、Ends Thread Breaks, skipped stitches, or runoffs Wrong seam or stitch type Stitch tension loose, resulting in loose Stitch tension excessively tight, resulting bobbin or top thread. in puckering of material. Three or more stitches less than Up to two stitches less than minimum One or more stitches i
45、n excess of minimum specified. specified. maximum specified. Not secured as specified Not overstitched as specified. 103 104 ication Minor 201 202 203 204 205 206 207 208 NOTE: Thread breaks or two or more consecutive skipped or runoff stitches not overstitched shall be classified as an open seam. 7
46、 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-443 12C TABLE I. End item visual defects (contd) Classification Defect Not within specified tolerance Any cut, tear, break or mend Aabraision mark, resulting in a weak area. cloth) Buckled, rid
47、gy or wavy (olefin spacer Not firmly or tightly woven, edges frayed or scalloped (webbing and tape). Not functioning properly, failing to effect Not specified type or size. Slider jams or fails to interlock. Fasterner tape cut or torn. a secure closure or to open freely. Any hole, cut or tear. Hooks
48、 flattened, broken, or missing, impairing function. Width not as specified. Length greater or less than specified on parts list by: a. More than 3/8 inch b. 1/8 to 3/8 inch inclusive Any rough or sharp edge, or not free of Wrinkle, pimple, or crater Crack, break, rupture, or fracture Bent, twisted,
49、malformed, or otherwise impaired Design detail deviating from drawing requirements (unless otherwise classified herein) Any joint not securely bonded Color not as specified Any adhesive/solvent stains or scratches flash Major 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 Minor 209 210 21 1 212 213 214 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-443 12C TABLE I.
