1、MIL-P-43743B W 9999906 3856436 634 W .-.-.- MIL -P -4 3 74 3B ( GL ) 29 September 1983 SUPERSEDING MI L -P -4 3 74 3 A ( GL 9 December 1976 MIL IT AR Y SP E CI F I CAT I ON PANEL MARKE R, SURV WAL , AVIATION PERS O“EL This specification is approved for use by the U.S. Army Natick Research, Developme
2、nt, and Engineering Center, Department of the Army, and is available for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This document covers one type of fluorescent orange synthetic- fiber survival panel (see 6.1). 2. APPLICABLE DOCUMENTS 2.1 Government documen
3、ts. * 2.1.1 Specifications , standards , and handbooks. The following specifications, standards, and handbooks form a part of this specification to the extent specified herein. Unless otherwise specified, the issues of these documents shall be those listed in the issue of the Department of Defense I
4、ndex of Specifications and Standards (DODISSI and supplement thereto, cited in the solicitation. SPECIFICATIONS O FE DE RAL DDD-L -20 - Label; For Clothing, Equipage, and Tentage PPP-B-636 - Boxes, Shipping, Fiberboard (General Use 1 Beneficial coments (recomnendations , additions , deletions) and a
5、ny pertinent data which may be of use in improving this document should be addressed to: U. S. Army Natick Research, Development, and Engineering Center, Natick, MA 01760-5014 by using the self- addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this docum
6、ent or by letter. AMSC N/A FSC 8345 DISTRIBVTION STATEMENT A. Approved for public release; distribution is unlimited. O Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-43743B W 9999906 L85bYL7 570 W MIL -P -4 374 3 B ( GL MIL ITA R Y MIL-C-498
7、- Cloth, Parachute, Synthetic-Fiber (For Ammuni tion Parachutes 1 FAIL-L-35078 - Loads, Unit: Preparation of Semiperishable Subsistence Items; Clothing Persone1 Equipment and Equipage; General Specification For STANDARDS FE DE RAL FED-STD-191 - Textile Test Methods MIL ITAR Y MIL-STD-105 - Sampling
8、Procedures and Tables for Inspection MIL-STD-129 MIL-STD-147 - Palletized Unit Loads by Attributes - Marking for Shipment and Storage (Copies of specifications, standards, and handbooks required by contractors in connection with specific acquisition functions should be obtained from the contracting
9、activity or as directed by the contracting activity. 1 2.2 Other publications. The following documents form a part of this specification to the extent specified herein. Unless otherwise specified, the issues of the documents which are DOD adopted shall be those listed in the issue of the DODISS spec
10、ified in the solicitation. Unless otherwise specified, the issues of documents not listed in the DODISS shall be the issues of the nongovernment documents which are current on the date of the solicitation. AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ASTM D 3951 - Standard Practice for Commerci
11、al Packaging (Copies should be obtained from the American Society for Testing and Materials, 191 6 Race Street, Philadelphia, PA 19103-1187.) (Nongovernment standards and other publications are normally available from the organizations which prepare or which distribute the documents. These documents
12、 also may be available in or through libraries or other informational services. 1 2.3 Order of precedence. In the event of a conflict between the text of this specification and the references cited herein, the text of this specification shall take precedence. Nothing in this specification, however,
13、shall supersede applicable laws and regulations unless a specific exemption has been obtained. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL -P -4 374 3B( GL) 3. REQUIREMENTS * 3.1 First article. When specified in the contract or purchase ord
14、er, a sample shall be subjected to first article inspection (see 4.3, 6.2, and 6.4). 3.2 Guide samples. Guide samples, when furnished, are solely for guidance and information to the contractor (see 6.3). Variation from this document may appear in the sample, in which case this document shall govern.
15、 * 3.3 Material. The material shall be 36-inches wide, synthetic-fiber parachute cloth conforming to type D of MIL-C-498 except that the requirements for tearing strength, elongation, air permeability and finish shall not apply and the cloth shall be scoured, heat set and calendered. The choloroform
16、 soluble material of the finished cloth shall not exceed 2.0 percent when tested as specified in 4.4.1. 3.3.1 Color and colorfastness. The color shall be Fluorescent Orange Shade No. 338 and shall match the standard sample when tested as specified in 4.4.1. The finished cloth shall show fastness t l
17、aundering, chlorine bleaching, crocking and light equal to or better than the standard sample when tested as specified in 4.4.1. When no standard sample is available, the finished cloth shall show ltgoodll fastness to laundering, crocking, light and chlorine bleaching when tested as specified in 4.4
18、.1. 3.4 Label, instruction. Each panel shall have an instruction label conforming to type IV, class 3 of DDD-L-20. The fastness to laundry requirements of DDD-L-20 shall apply. shall be as follows: The contents of the instruction label PANEL MARKER, SURVIVAL, AVIATION PERSNNEL Instructions For Use T
19、his panel is to be used as a means of recognition for downed aircrewmen. Insert panel, folded 9 by 2-1/2 inches with instruction label visible, into survival panel pocket located inside knife pocket or right thigh pocket. Do not remove panel from pocket until needed. Launder coveralls with panel int
20、act within pocket. Each pair of coveralls shall have one panel. 3.5 Construction. The panel shall be formed by cutting the 36-inch wide cloth 36 2 112 inches long. The panel shall not be off square by more than 1 inch. throughout the full width of the cut width of the cloth. * 3.5.1 Fusing of cut en
21、ds. The panel cut ends shall be fused smoothly 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-43743B 9999506 3856419 343 MIL -P -4 3 74 3 B( GL ) 3.6 Marking. Locate instruction label so that it will appear on the outside of the folded panel
22、 when folded as specified in 5.1 .?. 3.7 4enioval of defective panels during spreading and cutting. During the spreading and cutting process, panels having material defects or damages that are classified as defects in 4.4.2 shall be removed from production. 3.8 Workmanship. The finished panel shall
23、conform to the quality of product established by this document and the occurrence of defects shall not exceed the applicable- acceptable quality levels. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the contractor is
24、responsible for the performance of all inspection requirements as specified herein. Ekcept as otherwise specified in the contract or purchase order, the contractor may use his own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved
25、 by the Government. The Government reserves the right to perform any of the inspections set forth in this document where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. 4.1.1 Responsibility for compliance. All items must meet all requirements
26、 of sections 3 and 5. The inspection set forth in this document shall become a part of the contractors overall inspection system or quality program. The absence of any inspection requirement in the document shall not relieve the contractor of the responsibility of assuring that all products or suppl
27、ies submitted to the Government for acceptance comply with all requirements of the contract. Sampling in quality conformance does not authorize submission of known defective material, either indicated or actual, nor does it commit the Government to acceptance of defective material. 4.1.2 Responsibil
28、ity for dimensional requirements. IJnless otherwise specified in the contract or purchase order, the contractor is responsible for assuring that all specified dimensions have been met. be examined on the end item, inspection shall be made at any point or at all points in the manufacturing process ne
29、cessary to assure compliance with all dimensional requirements. When dimensions cannot 4.2 Classification of inspections. The inspection requirements specified herein are classifled as follows: a. First article inspection (see 4.3). b. Quality conformance inspection (see 4.4). 4.3 First article insp
30、ection. When a first article is required (see 6.21, it shall be examined for the defects specified in 4.4.2. The presence of any defect shall be cause for rejection of the first article. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-43743B
31、= 99999Ob 1856420 Ob5 MIL-P-4 3743B(GL) 4.4 Quality conformance inspection. Unless otherwise specified, sampling for inspection shall be performed in accordance with MIL-STD-105. O * 4.4.1 Component and material inspection. In accordance with 4.1, components and materials shall be inspected in accor
32、dance with all the requirements of referenced documents unless otherwise excluded, amended, modified or qualified in this document or applicable purchase document. In addition, testing shall be performed on the component listed in table I for the characteristics noted. Unless otherwise indicated, te
33、sting shall be conducted in accordance with FED-STD-191. All requirements are applicable to the sample unit. All test reports shall contain the individual values utilized in expressing the final results. Unless otherwise specified in subsidiary documents , sampling shall be in accordance with the fo
34、llowing: Lot size Sample size 800 or less 801 up to and including 22,000 22,001 and over 2 3 5 The lot shall be unacceptable if one or more sample units fail to meet any test requirements specified. The sample unit for testing the synthetic-fiber parachute cloth (see 3.3) shall be 1 yard , full widt
35、h, and the lot shall be expressed in yards. TABLE I. Component tests Component Re qu i rem en t Test Charact eris t i c paragraph met hod Synthetic- fi ber Choloroform-soluble 3.3 261 1 parachute cloth material Colorfastness : 3.3.1 - Laundering 5614 - Chlorine bleaching 5600 - Crocking 5651 - Light
36、 5660 - Color match 9010 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-43743B Ob 1856421 TTL = 4.4.2 End item examination. The panel shall be examined for the defects listed below. The lot size shall be expressed in units of one panel. The
37、sample unit shall be one panel. The inspection level shall be I and the acceptable quality level (AQL), expressed in defects per hundred units, shall be 15 (one class). End iten defects - one class Hole, cut or tear Mend, darn or pat ch Spot or stain more than 1/4 inch in diameter Off square by more
38、 than 1 inch Either side (selvage edges) less than 35-1/2 or more than 36-1/2 inches long Instruction label omitted, incorrect or illegible Instruction label not positioned as specified Fusing omitted Cut end width not completely fused or not fused smoothly * 4.4.3 Packaging examination. The fully p
39、ackaged end items shall be examined for the defects listed below. The lot size shall be expressed in units of shipping containers. The sample unit shall be one shipping container fully packaged. terms of defects per hundred units, shall be 2.5. The inspection level shall be S-2 and the AQL, expresse
40、d in Exam i ne Defect Marking (exterior Omitted; incorrect; illegible; of improper and interior) size, location, sequence, or method of application Materials Workmans hip Content Any component missing, damaged, or not as specified Inadequate application of components, such as incomplete sealing or c
41、losure of flap, improper taping, loose strapping, or i nade quate stapling folded label continuous or crooked Instruction label not visible on the outside of the Polyethylene bags heat sealed seams open, non- Bulged or distorted container Number per container is more or less than Number of panels pe
42、r polyethylene bag is more re qui red or less than specified 1/ - - 1/ For this defect one polyethylene bag shall be examined. 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-flIL-P-43743B = 9999906 L85b422 i38 MIL -P -4 374 3 B ( G L ) 4.4.4 Palle
43、tization examination. The fully packaged and palletized end items shall be examined for the defects listed below. The lot size shall be expressed in units of palletized unit loads. The sample unit shall be one palletized unit load, fully packaged. The inspection level shall be S-1 and the AQL, expre
44、ssed in terms of defects per hundred units, shall be 6.5. Examine Defect Finished dimensions Length, width, or height exceeds s pe ci fi ed maximum re qui remen t Palletization Pallet pattern not as specified Interlocking of loads not as specified Load not bonded as specified Weight Exceeds maximum
45、load limits Marking Omitted; incorrect; illegible; of improper size , location, sequence , or method of application 5. PACKAGING 5.1 Preservation. Preservation shall be level A or Commercial as specified (see 6.2). 5.1.1 Level A. Each panel shall be neatly folded to measure approximately 9 inches in
46、 length by 2-1/2 inches in width with the instruction label visible. Four folded panels shall be inserted in a snug-fitting clear polyethylene film bag of 0.00125-inch thickness (2 25 percent tolerance). The bag shall be formed with heat sealed seams that are straight, continuous and parallel to eac
47、h other and to the formed edges of the bag. The final closure of the bag shall be heat sealed with the seal made as close as possible to open end. * 5.1.2 Commercial. Panels shall be preserved in accordance with ASTM D 3951. 5.2 Packing Packing shall be level A, B, or Commercial as specified (see 6.
48、2). 5.2.1 Level A packing. Four hundred panels, preserved as specified in 5.1 , shall be packed in a snug- fitting fiberboard shipping container conforming to style RSC-L, grade V2s of PPP-B-636. shall be fitted with a box liner conforming to type CF, class weather- resistant, variety DW, grade V15c
49、 of PPP-B-636. Each shipping container shall be closed in accordance with method III, waterproofed in accordance with method V and reinforced as specified in the appendix of PPP-B-636, except that the inspection shall be in accordance with 4.4.3. Shipping containers shall The inside of each shipping container 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-P-43743B 0b 1856423 874
