1、4 Beneficial comments (recommendations, additions, and deletions) and any pertinent data which may be of use in improving this document should be addressed to: Officer in Charge, Navy Clothing and Textile Research Facility, 21 Strathmore Road, Natick, MA Olt60 by using the self-addressed Standardiza
2、tion Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. i MIL-M-l8203C(NU) 23 April 1982 SUPERSEDING MIL-M-l8203B(SEA) 29 November 1961 MILITARY SPECIFICATION MITTEN SHELLS (MENS AND WOMENS) This specification is approved for use by the Navy Clothing and
3、 Textile Research Facility, Department of the Navy, and is available for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers the requirements for leather work mitten of one type and size only, used by Naval personnel. 2. APPLICABLE DOCUMENT
4、S *2.1 Issue 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. SPECIFICATIONS FEDERAL V-T-276 - Thread, Cotton MILITARY MIL-B-54 3 - Buckle, Tongueless and Web Strap
5、 MIL-B-17757 - Box, Shipping, Fiberboard (Modular Sizes) MIL-L-40051 - Leather, Cattlehide for Glove Leather MIL-T-43566 - Tape Textile, Cotton, General Purpose, Natural or in Colors STANDARDS FEDERAL Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-M
6、IL-M-1820 3C (NU) i 3 REQUIREMENTS MILITARY MIL-STD-105 - Sampling Procedures and Tables for Inspection by MIL-STD-129 - Marking for Shipment and Storage Attributes (Copies of specifications, standards and drawings required by Contractors in connection with specific procurement functions should be o
7、btained from the procuring activity or as directed by the contracting officer.) * LAWS AND REGULATIONS U. S. POSTAL SERVICE MANUAL (Copies of the manual may be obtained from the Superintendent of Documents, U. S. Government Printing Off ice, Washington, D. C. 20402) . 2.2 Other publications. The fol
8、lowing documents form a part of this specifi- cation to the extent specified herein. in effect on date of invitation for bids or request for proposal shall apply: Unless otherwise indicated, the issues NATIONAL MOTOR FREIGHT TRAFFIC ASSOCICATION, INC., AGENT National Motor Freight Classification (Ap
9、plication for copies should be addressed to American Trucking Association, Attn: Traffic Department, 1616 P Street, N.W., Washington, DC 20036). UNIFORM CLASSIFICATION COMMITTEE, AGENT Uniform Freight Classification (Application for copies should be addressed to the Uniform Classification Committee,
10、 Room 1106, 222 South Riverside Plaza, Chicago, ILL 60606). .*3.1 Guide sample. Samples when furnished, are solely for guidance to the contractor. Variations from this specification may appear in the sample, in which case this specification shall govern. *3.2 First article. When specified, the contr
11、actor shall furnish a sample unit(s) for first article approval (see 6.2). 3.3 Materials. *3.3.1 Leather. The leather used for the mitten shall be full grain chrome tanned cowhide bends conforming to type II, class b of MIL-L-40051 and to the physical and chemical requirements of Table I. The color
12、of the leather shall be cream and there shall be no requirement for colorfastness. I- . - . i Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-18203C (NU) Table I - Physical and chemical requirements l-/ e Minimum Maximum Chromic oxide (percent)
13、 Chloroform extract (percent) Ash (percent) PH Shrinkage (temperature C) F1 exib il i ty (percent ) Stiffness (pounds) Tensile strength (pounds/sq. inch) Elongation at 15 pounds load (percent) Stitch tearing strength (pounds) 3.0 12.0 3.5 - 96 o - - - 25 32 - - 8.0 - - 150 2000 .20 - - - l/ Chemical
14、 Requirements Dry basis *3.3.2 Thread, cotton. The cotton threads shall be unbleached and shall conform to type 1A1, 4 ply of V-T-276. thread shall be 16. The ticket number for the closing *3.3.3 Loop and buckle strap, The loop and buckle strap shall be leather as specified in 3.3.1 or 5/8 inch tape
15、 conforming to type I, Class 1 or 3 of MIL-T-43566. the color shall be olive drab. The tape may be water repellent treated and when Class 3 is used, 3.3.4 Buckles. The buckles shall be steel, 5/8 inch, double bar, tongueless, lip type II, style 3, class 3 of MIL-B-543. *3.3.5 Combination identificat
16、ion and size label. Each shell have an identi- fication label centered on the outside of mitten above the buckle and strap. The label shall conform to Type III or IV, class 4 of DDD-L-20, bearing the following inscrip tion: MITTEN SHELL (MENS AND WOMENS) CONTRACT NO: DLA 100-00-0-0000 (Example) STOC
17、K NO: 8415-00-240-4645 LEATHER CATTLEHIDE 100% CONTRACTORS NAME *3.4 Description. The leather mittens shall be unlined “Chopper“ type with a continuous thumb and shall have a buckle strap wrist closure (see figure 1). 3.4.1 Figure. The figure is furnished for information purposes only. When , incons
18、istencies exist between the written specification and the figure, the written specification shall govern. 3.5 Patterns. Patterns used for cutting shall be consistent with good commercial practice. r 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
19、MIL-M-L203C 4 m 7777706 038LLY3 2 m MIL-M-l8203C(NU) i 3.6 Stitches, seams, and stitching. The ctitch, seam, and stitching types specified herein shall conform to FED-STD-751. all stitching shall be 1/8 inch gauge. Unless otherwise specified, 3.6.1 Stitches per inch. Where a range of stitches is spe
20、cified in Table II, it shall be interpreted to mean the minimum and maximum number permitted. 3.6.2 Tacking and backstitching. Tread breaks or stitches, when not caught in other seams or stitching, shall be securely tacked or backstitched at the ends for not less than 3/8 inch. 3.7 Construction. The
21、 mittens shall be made in accordance with all operations shown in Table II, of operations as listed, provided the finished mitten is identical with that produced by following the exact sequence as shown. The contractor is not required to follow the exact sequence 4 Provided by IHSNot for ResaleNo re
22、production or networking permitted without license from IHS-,-,-3 4 al i- 6 4 I o ri e I o rl cv rl I Q rl cn cn & .$4 O rlrl O0 me w O rlrl O0 me . m al o a d a % $4 a a 5 m m Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-. n a L ci ci d w O a B o
23、 I a . MIL-M-L203C L( 77777Ob 03LLLi5 b 18203C (NU) 4. W rl N rl I m & vi vi .- L* k rlrl O0 m4. n d ci 94 O PI a o) d d d w o) a d cn U 7 O o) E/ m G U e D O U U U d B c . LI al 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-38203C 84 W 797
24、7906 03833Yb 8 W MIL-M-18203C (Nu) 3.8 Measurements. The measurements of the finished mittens shall be as shown in table III. All measurements and tolerances are expressed in inches. Measurements shall be made as indicated in figure 1. Table III - Measurements Area Measurements Tolerance A. Overall
25、length 10 1/4 - + 1/2 of mitten 5 112 - + 112 B. Width (across palm at thumb crotch) 5 1/4 - + 1/4 C. Gauge, thumb crotch straight to top D. Gauge, thumb crotch to tim of thumb 3 1/4 - + 1/4 E. Width of thumb (at crotch outer edge to outer edge) 2 112 - + 1/8 A, By Cy Dy and E refer to figure 1. 3.9
26、 Workmanship. The finished mittens shall conform to the quality of product established by this specification. The occurrence of defects shall not exceed the acceptable quality levels. 4. QUALITY ASSURANCE PROVISIONS *4.1 Responsibility for inspection. Unless otherwise specified in the contract, the
27、contractor is responsible for the performance of all inspection requirements as specified herein. Except as otherwise specified in the contract, the con- tractor may use his own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved b
28、y the Govern- ment, forth in this specification where such inspections are deemed necessary to assure supplied and services conform to the prescribed requirements. * The Government reserves the right to perform any of the inspections set *4.1.1 Certificate fo compliance. Where certificates of compli
29、ance are sub- mitted, 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: 1. First article inspection (see 4.3). 2. Quality conformance in
30、spection (see 4.4). “4.3 First article inspection. The first article submitted in accordance with 3.2 shall be inspected for compliance with design, construction, workmanship, appearance, and dimensional requirements. *4.4 Quality conformance inspection. Inspection shall be performed in accordance w
31、ith MIL-STD-105, except where otherwise indicated herein. 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-18203C 84 777770b 0381147 T * 4.4.1 components and materials shall be inspected and tested in accordance with the requirements of refere
32、nced specifications, and standards unless otherwise amended, excluded, modified, or qualified in this specification or applicable purchase document. Component and material inspection. In accordance with 4.1 above, 4.4.2 Examination of the end item. “he defects found during examination of the end ite
33、m shall be classified in accordance with 4.4.2.1 and 4.4.2.2. The applicable inspection levels and acceptable quality levels (AQLs) shall be as indicated in 4.4.2.3. mitten and selection of the sample shall beby pairs. pairing defects shall be one pair. a single defect. The sample unit for this exam
34、ination shall be one Defects for pairing shall be classified as The sample unit for The lot size shall be expressed in units of one mitten. 4.4.2.1 Visual examination of mittens. The mittens shall be examined for defects in pairing, color, design, construction, material, workmanship and marking. Exa
35、mine Defect Major Minor PAIRING Not properly mated, e.g., not right and left. X Not tacked together. COLOR Not specified color or badly shaded parts. DESIGN Any. characteristic notin accordance with X the specified requirements (unless other- wise indicated herein), CLEANNESS Spots or stains clearly
36、 noticeable. MATERIAL Any through hole, cut, tear or rip. . (Leather) Not cattlehide. Not fil.11 grain. X X X X X X Loose or spongy. Flanky leather seriously affecting serviceability. Flanky leather affecting serviceability but not seriously. Not soft and pliable. Grain damage penetrating deeply int
37、o leather fiber . X X X X X -. . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-L203C 84 W 9999906 038LL48 Examine Defect MATERIAL Grain damage not penetrating deeply into leather fiber (not applicable to minute surface break provided the cond
38、ition or frequency of same does not have serious affect on appearance). Deep flesh cut, deep open scratch or deep grub hole. Deep fat wrinkles, seriously affecting serviceability. Fat wrinkles seriously affecting appear- ance or affecting serviceability but not seriously. Major Minor X Any hard scar
39、, brittle or bony area, weak or thin spot, abraded area or otherwise defective seriously affecting serviceability. Any scar, bony area, abraded area or other- wise defective affecting serviceability but not seriously. Salt stains or other form of pronounced discoloration or healed grub marks or othe
40、r healed damage present to a degree seriously affecting appearance of the item. Flesh side of leather not smooth or containing total area. .loose fresh in excess of one square inch in Distinct difference in grain structure between parts seriously affecting appearance. , CONSTRUCTION Any component mi
41、splaced, operation omitted AND WORKMAN- or not properly performed, seriously SHIP affecting serviceability. General (ap- plicable to all components properly performed affecting serviceability unless other- but not seriously. wise indicated herein) Any component misplaced or operation not Any compone
42、nt missing. Any component or assembly damaged or defective seriously affecting serviceability. X X X X X X X X X X 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-U-L203C BLt 9997706 03ltLLt7 3 Examine Defect CONSTRUCTION AND WORKMAN- SHIP Gene
43、ral not seriously. (applicable to all com- Any workmanship damage, e.g., scissor ponents, or knife cut, etc. unless other- wise indicated Any mend in leather, i.e., patch, etc. herein) (cont d) Any component or assembly damaged or defective affecting serviceability but (not applicable to restitched
44、seam repair). Needle chews likely to develop into a hole. Buckle has sharp burr or metal sliver. Buckle assembly will not function properly. SEAMS AND Not specified seam type. STITCHING Not specified stitch type Any row of stitching omitted. Loose stitch tension resulting in a loosely secured seam.
45、Tight stitch tension resulting in cutting of leather or breaking of stitches when normal pull is applied. Ends of stitching not backstitched as specified. Stitching irregular or not as specified seriously affecting serviceability. Varies more than 1/16 inch beyond gauge specified. Unevenly gauged af
46、fecting appearance. Stitching irregular or not as specified affecting serviceability but not seriously. Any part caught in unrelated row of stitching. Major Minor X X X X X X X X X X X X X X X X X 10 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Ex
47、amine Defect O SEAMSAND One or two stitches per inch less than STITCHING specified. (Cont. ) More than the specified maximum number of stitches per inch damaging leather. More than the specified maximum number of stitches per inch not damaging leather. ASSEMBLY DETAIL Mitten not neatly laid off. Poo
48、rly assembled seriously affecting serviceability. MARKING Poorly assembled affecting serviceability but not seriously, e.g., buckle strap and adjusting strap not sewn in alignment causing malformation when strap is tightened. Missing, incomplete, incorrect, not legible, not specified size, not in pr
49、oper location or not accomplished in the specified manner. - MIL-M-18203C Major Minor X X X X X X X 4.4.2.2 Dimensional examination. The mittens shall be examined for Any dimension that is not within the established dimensional defects. tolerance shall be classified a defect. 4.4.2.3 Inspection levels and acceptable quality levels (AQLs). The inspection
