1、MIL-I-I1487E 4 9 7777706 O377603 I 9 s -ISd 53 li I.:Il.I:=: . . . . . _ . 1: . C. . MIL-I-11489E “ . . - . . . . . - . . . . . . . . . . . . 13 . . .- *.J . . . . . -. . . . . . . t: . 4 29 June i976 SUPERSEDING MIL-I-11489D 24 February 1970 .- . . . . . . MILITARY INSECT SPECIFICATION NET, HEAD Th
2、is specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers-a head insect net made.from nylon cloth and nylon netting. The head net shall be of one type and one size. 2. APPLICABLE DOCUMENTS . -. _ - . -. . - . “ “-
3、 . . . 1 The following documents of the issue in effect on or request for proposal, form a part of this specified herein: * 2.1 Issues of documents. date of invitation for bids specification to the extent . . _ I . - . I . - - I - . . F.:?:. -I . SPECIFICATIONS FEDERAL V-T- 2 85 V-T-295 DDD-L-20. PP
4、P-B-636 PPP-B-676 MILITARY MIL-C-508 MIL-C-43352 STANDARDS t . I. -I Thread, Polyester Thread, Nylon Label; For Clothing, Equipage and Tentage (General Use) Shipping, Fiberboard - . . . . Boxes, Boxes, Set-up . 1 . . . . . . . . . . . ._ . I . I . .-.* -. . . . . . . - -. Oxford, Nylon, 3 Ouhce Nett
5、ing, Nylon; Tulle Tricot Cloth, Cloth, . . . . . . . . . .- . -.- .-. ,I“-I .- -. l. ._- , -_. . -_.I-. -.- -_._ . - . I I:. . . *L . 1 t. , :;:y; - . - . . t:.: I: . . . . . . . .“ FEDERAL Testing S tit chings FED-STD-601 FED-STD-751 FED-STD-191 Rubber, Sampling and Stitches, Seams, and Textile Tes
6、t. Methods FSC 8415 . . . r I I . :. . . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-I-LLLIBSE BY = 7999906 037760LI 3 MIL-I-11489E MILITARY MIL-STD-105 - Sampling Procedures and Tables for Inspection by Attributes. MIL-STD-129 - Marking for
7、Shipment and Storage MIL-STD-147 - Palletized Unit Loads for 40“ X 48“ Pallets (Copies of specifications, standards, drawings and publications required by contractors in connection with specific procurement functions Fhould be obtained from the procuring activity or as directed by the contracting of
8、ficer.) *. 2.2 Other publications. The following documents form a part of this speci- fication to the extent specified herein. in effect on date of invitation for bids or request for proposal shall apply: NATIONAL MITOR FREIGHT TRAFFIC ASSOCIATION, INC., AGENT Unless otherwise indicated, the issues
9、. . . . . . . . -.-. . F* . . . . , . -. . . . . . . . ti . (Application for Inc., Tariff Order National Motor Freight Classification copies should be addressed to the American Trucking Associations, Section, 1616 P Street, N.W., Washington, D.C. 20036.) UNIFORM CLASSIFICATION COMMITTEE, AGENT Unifo
10、rm Freight Classification (Application for copies should be addressed to the Uniform Classification Committee, Room 1106, 222 South Riverside Plaza, Chicago, L 60606.) 3. REQUIREMENTS . *.- . :;:. . . . . - - . . . I. . 1-1 3.1 Camples 3.1.1 Guide sample. Guide samples, when furnished, are solely fo
11、r guidance Variation from the specification and information to the contractor (see 6.3). may appear in the sample, in which case the specification shall govern. 3.1.2 First article. When specified (see 6.2), the contractor shall furnish a sample for first article inspection and approval (see 4.3 and
12、 6.4). 3.2 Materiais. 3.2.1 Cloth, nylon. The material for the crown, crown loops, grommet cover, and binding be nylon oxford cloth, dyed Olive Green 106 conforming to type I, class 1 of MIL-C-508 except the requirements for colorfastness to wet drycleaning and perspiration shall not apply. 2 f . .
13、:;:;:;:fi-l . . . . . . . . - . . . . : . . - . . .-. . . . k:*: . . . . . i 1: , - . . - - . . - .-. . . . ._-.- I . . ,“. :. . -. . . i1 - - - . -. .- .- . I i . - . . . - . I1 . . . . .- . y;: . , . _ . . -1 . I . - . . . -1 I ; i:,:- . i Provided by IHSNot for ResaleNo reproduction or networking
14、 permitted without license from IHS-,-,-.- I. MIL-I-LLLIBSE BY 9979906 0377605 5 m 1 . . . . . .- . I . -*. . . -. . I . . - . -. - _.- . -.- . -I.-.-I . -.- . .-. . - . . . . . “ . - .- . -.- -. . I -.I. .-. _-.-.- . . “_ ._.-. .-._ . . I I . . I . . .- . I . . . , . t 1 - - MIL-I-11489E 3.2.2 Nett
15、ing. The netting shall be nylon conforming to class 2 of I.:. , . MIL-(3-43352, color Dark Green 323. . . - . ._._ 3.2.3 Braid, elastic. The flat elastic nylon braid shall be Olive Green 106, 114 i1/32 inch wide made on a 17 carrier braider. be 210 denier or equivalent nylon. There shall be 2 ends p
16、er carrier, the carriers braiding one-over one-under with not less than 58 picks pet inch. The elastic braid shall have 8 strands, equally spaced across the width of the braid, of compounded natural rubber, synthetic rubber or a mixture thereof. The maximum gauge of the rubber strands shall be 42. h
17、ave an elongation of not less than 160 percent when a load of 7 pounds, 10.5 ounces is applied. After being subjected to this load for 24 hours the elastic braid shall have a permanent set of not more than 10 percent. elongation and permanent set after accelerated aging shall be not more than 20 per
18、cent. The ends of the headband and bottom draw braids shall be dipped or impregnated with cellulose acetate or cellulose butyrate to prevent fraying a minimum of 1/2 inch. The braiding yarns shall “he finished braid shall The change in The dyed braid shall show.“good“ fastness to laundering and ligh
19、t. Testing shall be as specified in 4.4.1. * 3.2.4 Thread. The thread for all stitching shall be nylon, type I or II, class 1, or type III, subclass A of V-T-295, or polyester, type I, class 1, subclass A, of V-T-285. shall be dyed Olive Drab S-1, C.A. 66022 and shall show colorfastness to light and
20、 laundering equal to or better than the standard sample. The sizes shall be as specified in table I. The thread * 3.2.5 Identification label. The insect net shall have an identification label _-. conforming to type I, class 4 of DDD-L-20 except that the size is not required. The fastness to launderi
21、ng requirements of DDD-L-20 shall apply. , .-. .-.-.-.-.:.*.*-*: . . . * 3.2.6 Instruction ticket. The insect net shall b furnished with an instruction ticket made of heavy cardboard and provided with a reinforced eyelet for attachment of a tie cord. 6-1/4 by 3-1/8 inches and shall be legibly printe
22、d with the figures and instructions specfied on figure 3. insoluble ink. The ticket shall measure not less than The printing shall be made with a water I * 3.2.6.1 Cord, tie. A tie cord shall be furnished no finer than 5 ply cotton cord, doubled to no less than 5-inches long. attached to the instruc
23、tion ticket by passing the loop end through the eyelet and then by passing thefree ends through the loop. The tie cord shall be * 3.2.7 Grommet assemblies. The upper grommet assembly shall be 32 .- . _-.- -._,_ . . . . . ._ . .:. ., Provided by IHSNot for ResaleNo reproduction or networking permitte
24、d without license from IHS-,-,-l. -1 . J . . I . . . . . . . - . _- I -. . I ._I. - . - . - *. . z . . . . _ I . .I . I. . - . .-I . . . . I. . -. I. flIL-I-LLLI87E 8LI 7777706 0377bO O 114893 - - - I I . i: - p:. - . . _ . k:;d . . . . . . . . i1 . I_ . I.* . . -. . - - -. -.-. I. . - I . . . . i1
25、. I . . I . .-e . . _._ F.4 - -“I.I . . . .ar .P+ TIM ma * t O d .wu 42 u 42 ci d I rlM CQUP) FIma aual I ao rD 8 I a E al rl rl cd al b v) 0 .rl a U rn a i m u O a v) li d a Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-I-LLi7E 84 m 777770b 0
26、377614 b MIL-I-11489E * 3.7 Workmanship. The finished item shall conform to the quality of product The occurrence of defects shall not exceed established by this specification. the applicable acceptable quality levels. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwi
27、se specified in the contract, the contractor is responsible for the performance of all inspection requirements as specified herein. may use his own or any other facilities suitable for the performance of the inspection requirements specified herein unless disapproved by the Government. The Governmen
28、t reserves the right to perform any of the inspections set forth in the specification where such irlspect%ons are deemed necessary to assure supplies and services conform to prescribed requirements. Except as otherwise specified in the contract, the contractor 4.1.1 Certificate of compliance, When c
29、ertificates of compliance are submitted, the Government reserves the right to check test such items to determine the validity of the certification. * 4.2 Classification of inspection. The inspection requirements specified herein are classified as follows: a. b. First article inspection (see 4.3). Qu
30、ality conformance inspection (see 4.4). * 4.3 First article inspection. When required, the preproduction sample sub- mitted in accordance with 3.1.2, shall be inspected as specified in 4.4.3 for compliance with design, construction, workmanship and dimensional requirements. 4.4 Quality conformance i
31、nspection. Sampling for inspection shall be per- formed in accordance with MIL-STD-105, except where otherwise indicated herein- after. * 4.4.1 Component and material inspection. In accordance with 4.1 above, components and materials shall be inspected in accordance with all require- ments of refere
32、nced specifications, drawings and standards unless otherwise excluded, amended, modified or qualified in this specification or applicable purchase document. and components listed in 4.5. All test reports shall contain the individual values utilized in expressing the final results. In addition inspec
33、tion shall be performed on the materials * 4.4.1.1 Sampling for inspection and acceptance of elastic braid, grommets and couplings. * 4.4.1.1.1 Braid, elastic. Sampling for inspection of the elastic braid shall be in accordance with table II. yards of elastic braid and the sample unit shall. be five
34、 yards. be unacceptable if one or more sample units fail to meet any requirement specified. The lot size shall be expressed in terms of The lot shall 12 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TABLE II, Sample size Lot size Sample size. 800 o
35、r less 801 to 22,000 inclusive 22,001 and over 2 3 5 * 4.4,1.1,2 Grommets and couplings. The lot size shall be expressed in terms The sample unit shall be one grommet The inspection level shall be S-3 with an acceptable quality of grommets or couplings, as applicable. or one coupling. level of 4.0 e
36、xpressed in terms of defects per hundred units. * 4.4.2 In-process inspection. Inspection shall be made at any point or during any phase of the manufacturing process to determine whether construction details which cannot be examined in the finished product are in accordance with specified requiremen
37、ts, terns conform to the Government patterns in all respects and that the cut lengths of the elastic braid components are as specified. noted, corrections shall be =le to the itens affected and lot in-process. Items which cannot be corrected shall be removed from production. This inspection shall in
38、clude verification that the working pat- Whenever nonconformance is * 4.4.3 Examination of the end item. The defects found during the examination shall be classified in accordance with the lists shown in 4.4.3.1 and 4.4.3.2. The lot size shall be expressed in units of insect nets. The sample unit sh
39、all be one completely fabricated insect net. The inspection levels and acceptable quality levels shall be in accordance with 4.4.3.3. Unless otherwise specified defects are to be scored on an individual basis, i.e., each cut or hole in material, each open seam, each stitching end, each dimension, et
40、c. * 4,4.3.1 Visual examination. Classification Examine Defect Major Minor Cloth, oxford and netting . Any hole, cut, tear, abraded area or burn Any broken or missing yarn or multiple floats Edges of oxford cloth not fused where required Any mend, darn or patch Not cut in accordance with Any needle
41、chew specified directional lines X X X X X X 13 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_- MIL-I-LL47E B4 9797706 0377636 T Elastic braid Grommets Seams and stitching: Open seams NOTE : Seam and stitch tn?e Stitches per inch NOTE : Any hole,
42、cut, tear or frayed Ends not treated as specified Ends not knotted (where required) edge Finish omitted, corroded area, Bent or twisted Coupling not securely clinched allowing ends of grommet to become separated burr or sharp edge Up to and including 1/2 inch Over 1/2 inch A seam shall be classified
43、 as open when one or more stitches joining a seam are broken or when ,$wo or more consecutive skipped stitches or runoffs occur. Seam type or stitch type not as Any seam excessively pleated or Looper thread of type 401 stitch- specified puckered ing not on inside surfaces of insect net One or two st
44、itches per inch less than minimum specified Three or more stitches per inch less than specified Two or more stitches in excess of maximum specified. Defects for stitches per inch shall be scored only when condition exists on major portion of seam, i.e., more than half the length of the seam or - - s
45、titch pattern. Stitching ends Ends of stitching not secured as specified (except when caught in other stitching or turned under in a hem). 14 X X X Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Classification Examine Defect Major Minor Seams and st
46、itching: (cont d) . Thread breaks, skipped stitches or runoffs (on type 301 NOTE : and 401 stitching) S ti tch tension ROWS of stitch- ing But tonhole stitching Bartack Raw edges Components and assembly NOTE : Overstitched less than specified in each direction beyond the defective stitching area On
47、all types of stitching, thread breaks, or two or more consecutive skipped stitches or runoffs not overstitched shall be classified as open seams. X Loose, resulting in loose needle or bobbin thread or excessively tight resulting in excessive puckering of material Any row omitted Purling not on reinf
48、orcement side of bottom hem of netting One or both ends insecurely tacked Stitching loose, incomplete or broken Stitching loose, incomplete Bartack omitted More than 1/4 inch when securely Raw edges not securely caught in stitching shall be classified as open seams. or broken = caught in stitching Any component caught in any unrelated operation of stitching (not otherwise classified herein). not attached as specified (not otherwise clas
