NAVY MIL-T-81088-1964 THREAD POLYAMIDE HIGH TEMPERATURE RESISTANT《耐高温聚酰胺螺纹》.pdf

《NAVY MIL-T-81088-1964 THREAD POLYAMIDE HIGH TEMPERATURE RESISTANT《耐高温聚酰胺螺纹》.pdf》由会员分享，可在线阅读，更多相关《NAVY MIL-T-81088-1964 THREAD POLYAMIDE HIGH TEMPERATURE RESISTANT《耐高温聚酰胺螺纹》.pdf（6页珍藏版）》请在麦多课文档分享上搜索。

1、MIL-T-BIO88 83 H 7373706 OLIO4752 I - - - MIL-T-81088(Wep) 23 ?me 1964 MIL ITARY SPEC IF I CATI ON THl?$AD, POLYAMIDE, HIGH TEMPERATURE RESISTANT This specification has been approved by the Bureau of Naval Weapons, Department of the Navy. 1. SCOPE 1.1 This specification covers the requirements for a

2、 high temperature resistant thread used in flight clothing. 1.2 Classification - 1.2*1 The thread shall be furnished in one of the following types, as specified (see 6.2): Type I - Unbonded Type II - Bonded 2. APPLICALE DOCUMENTS 2.1 The following documents of the issue in effect on date of invitati

3、on for bids or request for proposal form a part of the specifi- cation to the extent specified herein. SPEC IF I CATI ONS Federal CCC-T-191 Textile Test Methods Mi lit ary MIL-P-12670 Packaging and Packing of Thread for Domestic and Overseas Shipment STANDARDS Mi li tary MIL-STD-105 Sampling Procedu

4、res and Tables for Inspection by Attributes y.-, /- _- -_y- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-BLOB8 83 m 7777706 0904753 3 = MTL-T-o ( Wep) (When requesting any of the applicable documents, refer to both title and number, All requ

5、ests should be maue via the cognizant Government quality control representative. Copies of this specification and other unclassified specifications-and drawings required by ths contrac- tors in connection with specific procurement functions shoula be obtained upon application to the Comrnanding Offi

6、cer, Naval Supply Depot (Code DCI) 5801 Tabor Avenue, Philadelphia, Pennsylvania 19120. All other documeris should be obtained from the procuring activity or as directed by the contracting officer.) 3. REQUIREMENTS 3.1 Materials - 3.1.1 Yarn - The yarn used inthe manufacture of the thread shall be a

7、 high strength, aromatic polyamide, and shall not melt The yarn shall be of such denier as will comply with the requirements of this specification. 3.1.2 Bonding agent - The bonding agent employed on the thread shall be a colorless nylon polymer which is soluble in a isglution of ethyl alcohol and w

8、ater. The bonded thread shall contain not less than 3 percent nor more than 15 percent of the bonding agent when tested as specified in 4.4.1. 3.2 Construction - The thread shall be of uniform con- struction and shall have a smooth surface. 3.3 Phvsical prorierties - The finished thread shall have t

9、he properties as specified in Table I. 3.4 Color - The color of the thread shall be as specified by the procuring activity (see 6.2). 3.5 WorkmanshA - The high temperature thread shall be manufactured by such processes as to meet all the requirements of this specification. Provided by IHSNot for Res

10、aleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-ZO 83 9 9999906 0404754 5 9 TABLE I P hy si cal Prop er t i es CHARACTERISTICS Denier (nominal) Yarn ply Length per pound (yards) (min) Type 1 Type II Breaking strength (pounds)(min) Elongation (percent)(max - CCC-T- 19 1

11、METHOD NO, vi sua1 4010 4100 4100 REQUI REEBENTS 200 3 6900 6200 7.50 33 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inmection - Unless otherwise spec- ified in the contract or purchase order, the supplier is responsible for the performance of all inspection requirements as specified here

12、in. Ex- cept as otherwise specified, the supplier may utilize his own facilities or any commercial laboratory acceptable to the Government. reserves the right to perform any of the inspections set forth in the specifications where such inspections are deemed necessary to assure supplies and services

13、 conform to prescribed requirements. The Government 4.2 of this specification shall include quality conformance (lot-by-lot) inspect i on, CornDliancs - Determination of compliance with provisions 4.2.1 Quality conformance (lot-by-lot) inspection_- The quality conformance inspection shall consist of

14、 examining and testing samples from each lot for conformance to Section 3 of this specification, and an exam- ination of the sample of filled shipping containers from each lot for con- formance to the packaging, packing, and marking requirements. 3 f Provided by IHSNot for ResaleNo reproduction or n

15、etworking permitted without license from IHS-,-,- -_- MIL-T-8LO8 83 m 9999906 0404755 7 W MIL-T-81088 (Wep) 4.3 Sampline: and acceptability criteria - Quality confor- mance inspection samples shall be taken from each lot of thread. A lot shall consist of thread made under essentially the same condit

16、ions and in a single production run, Unless otherwise specified, the lot size shall be expressed in units of one spool, tube, or cone, as applicable. 4.3.1 Samples for visual examination - The unit of product for this examination shall be one spool, tube, or cone. A sample size for the visual examin

17、ation shall be selected in accordance with Standard MIL- STD-105, Inspection level II, with an acceptable quality level of 2.5 for major defects and 6.5 for minor defects per 100 units. The defects found shall be identified and classified in accordance with Table II. Defects listed shall be counted

18、regardless of their proximity to each other, except where two or more defects represent a single local condition, in which case only the more serious defect shall be counted. TABLE II Classification of visual defects DEFECTS Certification label missing, fncomplete, illegible, incorrect or insecurely

19、 attached. Identification label missing, incomplete, incorrect, illegible or insecurely attached. Cleannesssspot or stain clearly visible u. Lumps or lint, clearly visible u Objectionable odor,., Color other than specified. . Off shade i.e., not within established tolerances,. Not uniformo.,.,. Fini

20、sh other than specified Lumpy, unevenly applied resulting in bare or thinspcfr Type other than specified. . Package other than specified. Cut, torn, chafed, or otherwise damaged package,. Ciai h4a.i c - X X X X X X X icat i on Minor X X X X X X I/ The term “clearly visible“ shall be interpreted as m

21、eaning clearly Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-4.3.2 Sample for tests - The unit of product shall be one spool, tube, or cone except where otherwise indicated. Testing (Table I shall be in accordance with Standard MIL-STD-105, Inspect

22、ion Level s-2, Acceptance Number zero. When thread to be tested is put up on bobbins, a sufficient number of bobbins to total a minimum of 360 yards shall be utilized as the sample unit for testing. 4.3.3 Sample for packaping, packing. and markina examination - The sample unit shall be one shipping

23、container fully prepared for de- livery, The lot size shall be the number of containers in the inspection lot. STD-105, Inspection Level S-2, and the Acceptable Quality Level shall be 4.0 percent defective. The sample size shall be determined in accordance with Standard MIL- 4.3.4 In-process materia

24、l examination - The examination will be made at any point or any phase of the manufacturing process to deter- mine whether the material and workmanship is as specified in Section 3. 4.4 Inspection methods .- Unless otherwise specified, inspection tests (of Table I shall be conducted in accordance wi

25、th the provisions of Standard MIL-STD-105. Test conditions and methods shall be as described in Specification CCC-T-191, wherever applicable. Unless otherwise specified, the physical and chemical requirements specified in Section 3 apply to the average of the determinations made on a unit of the pro

26、duct. listed in Table I. Samples shall be tested in accordance with the methods 4.4.1 Determination of percent of bonding agent - Test for the amount of bonding agent present on the thread shall be conducted in accordance with method 2611 of CCC-T-191 except that a mixture of 80 percent ethyl alcoho

27、l and 20 percent water shall be used in lieu of the chloroform and the provisions on water-soluble material, weight of desired specimen, residual ash, and total inorganic material are not applicable. 4.5 Packaging. packing. and marking examination - Each sample shipping container fully prepared for

28、delivery shall be examined to determine compliance with the packaging, packing, and marking re- quirements of this specification. Examination shall be made for the following defects: Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-81088 (Wep) M

29、arking, exterior and interior Missing; incorrect, illegible; of improper size, location, or method of application, Materials Component materials nonconf orniing , missing, damaged, or otherwise defective affecting serviceability. Workmanship Inadequate application of components such as incomplete cl

30、osure of case liners, container flaps, loose strap- ping, inadequate stapling. Bulging or distortion of container. Weight Gross weight exceeds requirement. 5. PREPARATION FOR DELIVERY 5.1 Packaginv., packing:. and marking - The thread shall be packageq, packed, and marked in accordance with Specific

31、ation MIL-P-12670. The levels of packaging and packing to be used in the preparation for delivery shall be as specified by the procuring activity. 6, NOTES 6.1 Intended use - The thread is intended for use in the construction of lightweight flight clothing. 6.2 Orderinp data - Procurement documents should specify the following: (a) Title, number, and date of this specification. (b) Type (see 1.2) (cl Color (see 3.4) (d) Selection of applicable levels of packaging and packing (see 5.1). 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-