1、MIL- I -28934A (MC) 15 October 1980 SUPERSEDING MIL-1-28934 (MC) 20 October 1969 MILITARY SPECIFICATION INSIGNIA, GRADE, MARINE CORPS JUNIOR RESERVE OFFICERS TRAINING CORPS: (EMBROIDERED) This specification is approved for use by U. S. Marine Corps, Department of the Navy, and is available for use b
2、y all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope, This specification covers requirements for Schiffli embroidered grade insignia stitched with rayon yarn on woolen cloth 1.2 Classification. Grade insignia shall be of one type in the following classes as specified (see
3、6.2). Class A - Sergeant Major Class B - First Sergeant Class C - Gunnery Sergeant Class D - Staff Sergeant Class E - Sergeant Class F - Corporal Class G - Private First Class 2. APPLICABLE DOCUMENTS 2-1 Issues of documents. The following documents, of the issue in effect on date of invitation for b
4、ids or request for proposal., form a part of the specification to the extent specified herein. Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to the Commandant of the Marine Corps (LMA-1) ,*Headqua
5、r- ters, U. S. Marine Corps, Washington, D. C. 20380, by using the self- addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. c , THIS DOCUMENT CONTAINS . Ib“ PAGES FSG 8455 Provided by IHSNot for ResaleNo reproduction or networki
6、ng permitted without license from IHS-,-,-. MIL-I-2893A 8L( 9999706 0386247 6 SPEC IF ICATIONS FEDERAL UU-P -2 6 8 MILITARY MIL-B-1775 7 MIL-B-82252 STANDARDS FEDERAL FED-STD-191 MILITARY M IL-S TD- 1 O 5 MIL-STD- 129 DRAWING MARINE CORPS 695 180A0000 - Paper, Kraft, FJrapping. - Box, Shipping, Fibe
7、rboard, - Cloth, Broadcloth, Wool and (Modular Si zes) Wool Synthetic. (moth- proofed). - Textile Test Methods. - Sampling Procedures and Tables for Inspection by Attributes. - Marking for Shipment and Storage. - Insignia, Grade; Marine Corps Junior Reserve Officers Training Corps (Embroidered). (Co
8、pies of specifications, standards and drawings required by contractors in connec tion with specif ic procurement func tions should be obtained from the procuring activity or as directed by the contracting officer. 2.2 Other publications. The following documents form a part of this specification to t
9、he extent specified herein. Unless otherwise indicated, the issue in effect on date of invitation for bids or request for proposal shall apply. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-I-2934A 4 m 7777706 0386248 PTL-T-ZP934a (PC) LAWS
10、AND REGULATIONS U. S. POSTAL, SERVICE MANUAL, (Copies of the manual may be obtained from the Superintendent of i Documents, U. S. Government Printing Office, Washington, D. C. 20402). i UNIFORM CLASSIFICATION COMMITTEE, AGENT I Uniform Freight Classification Rules i (Application for copies should be
11、 addressed to the Uniform Classi- fication Committee, Room 1106, 222 South Riverside Plaza, Chicago, Illinois 60606,) NATIONAL MOTOR FREIGHT TRAFFIC ASSOCIATION, INC., AGENT National Motor Freight Classification (Application for copies should be addressed to the American Trucking Association, Inc.,
12、Tariff Order Section, 1616 P. Street, N. W., Washington, D. C. 20026.) 3. REQUIREMENTS 3.1 Standard sample. Standard samples are furnished solely for guidance and information to the contractor (see 6.3). this specification may appear in the sample, in which case the specification shall govern. Varia
13、tion from 3.2 First article. Unless otherwise specified (see 6.2), before production is commenced, a finished insignia shall be submitted or made ready for the contracting officer or his authorized repreienta- tive for inspection as specified in 4.4. The approval of the first article authorizes the
14、commencement of production but does not relieve the contractor of responsibility for compliance with all applicable provisions of this specification. The first article shall be manu- factured by the contractor in the same facilities to be used for the manufacture of the production items. 3.3 Materi
15、als 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-I-2734A 4 9779706 03bZLI7 T MI L - I - 289 34A (MC) 3.3.1 Basic fabric. The basic fabric shall be cloth, wool, broad- cloth, scarlet shade 2501, 16.5 ounce per linear yard of 54 inch width, co
16、nforming to type I, class 4 of MIL-C-82252 except the color shall be produced by stock dying and the finished cloth shall show fair fastness to crocking, perspiration, wet-dry cleaning and light. 3.3.2 Buckram. The buckram for backing the insignia shall be a light, open weave, single ply fabric weig
17、hing 2.5 ounces minimum per square yard, having a minimum thread count per inch of 40 in the warp and 20 in the filling, and having a minimum breaking strength of 30 pounds in the warp direction and 20 pounds in the filling direction when tested as specified in Section 4, Table II. 3.3.3 Embroidery
18、yarn. The embroidery yarn shall be first quality continuous filament, regenerated cellulose type of rayon twisted into 75/2 denier Schiffli yarn. 3.3.3.1 Color and colorfastness. The yarn shall be dyed with vat or napthol colors to match the approved standard shade Gold (HF) Cable #67016. The colors
19、 shall show good fastness to wet (dry) cleaning and light for all insignia when tested as specified in Section 4, Table III. 3.3.3.1.1 Matching. The color shall match the approved standard shade under natural (north sky) daylight or artificial daylight having a color temperature of 7,5000 Kelvin, an
20、d shall be a good approxima- tion to the approved standard shade under incandescent lamplight at 2,8000 Kelvin. 3.3.4 Bobbin yarn. Bobbin yarn shall be continuous filament nylon yarn or two-ply cotton yarn. The yarn shall be undyed, bleached or unbleached. 3.4 Design. Each class of insignia shall co
21、nform in all respects to the design of an approved sample and Dr awing NO . 69518080000. 3.5 Construction. 3.5.1 Embroidering. The insignia shall be embroidered on Schiff li- type embroidery machines on the base cloth specified and in accordance with the approved sample. The embroidery stitches shal
22、l be not more than 4/32 inch in length. Care shall be exercised in embroidering the lamp device on the insignia so that in the finished insignia, the lamp device shall be horizontally level and the tip of the flame and handle of the lamp shall be equidistant from the lower edge of bottom bar. The in
23、signia shall be produced in pairs consisting of a right and left hand insignia. The lamp device shall be embroidered in such a manner that when a pair is worn, the flame end of the lamp shall be towards the front. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license
24、 from IHS-,-,-MIL- I- 28934A (NC) 3.5.2 Stiele stitches. The Stiele stitches shall be sufficiently and properly underlaid on all edges of the embroidered devices to show S a well raised and rounded effect-equal to the approved sample, and shall be tightly drawn and well executed to produce a clear,
25、sharp edging. The spacing between the rows of Stiele stitches in the arcs and bars shall be uniformly 2/32 inch, and these areas, as well as the center device, shall be well raised and rounded with sufficient and properly inserted underlay stitches to produce the fullness and depth shown in the appr
26、oved sample. The Stiele stitches shall be not more than 1/32 inch in length. 3.5.3 Number of embroidery stitches. The minimum number of embroidery stitches including the lamp device, shall be as follows: Class No. Stitches 6830 7730 65 80 53 70 4220 3130 1890 3.5.4 Backing. The insignia shall be bac
27、ked with the buckram specified in 3.3.2. 3.5.5 Cutting. The background cloth shall be clean cut to form sharp, smooth, uniform edges and Welf defined corners and points. 3.6 Finished measurements. The finished insignia shall conform to the measurements shown On Drawing No. 695180A0000, 3.7 Governmen
28、t-loaned property. Unless otherwise specified (see 6.2), cartoons for use in construction and examination of insignia shall be loaned to the contractor. 3.8 Workmanship. The finished Insignia shall show a clear cut execution and shall be clean, neatly made, with full tension on the thread, shall sho
29、w no broken stitches, nor any stitches out of proper alignment. product established by this specification. The insignia shall conform to the quality and grade of 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the performance of all inspection require
30、ments as specified herein. Except as otherwise specified in the contract or order, the contractor may use his om or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserves the right to perform an
31、y of the inspections set forth in the specification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. 5 contract or purchase order, the contractor is responsible for the * I Provided by IHSNot for ResaleNo reproduction or networking permi
32、tted without license from IHS-,-,-MIL-I-28734A 84 W 7777706 0386253 8 W, h MIL- 1-28934A(MC) 4.2 Classification of inspection. The inspection requirements specified herein are classified as follows: 1. First Article Inspection (see 4.4) 2. Quality Conformance Inspection (see 4.5) 4.3 Inspection cond
33、itions. Unless otherwise specified, all inspections shall be in accordance with the provisions set forth in MIL-STD-105. 4.4 First article inspections. When first article is required, inspection shall be made of a completed pair of insignia for all provisions of this specification. 4.5 Quality confo
34、rmance inspections. 4.5.1 Testing of components. Components and materials shall be tested as specified in Table II. FED-STD-191, as specified herein shall be followed. The sample size for each characteristic of each component shall be as follows: The methods of testing in Lot Size (Unit) Sample Size
35、 800 or less 801 to 22,000 22,001 and over 2 3 5 The lot shall be unacceptable if one or more units of any component fail to meet the requirements in Table II. expressed as follows: The lot size shall be Component Unit Buckram Embroidery yarn Bobbin yarn 1 linear yard 1 pound 1 pound The unit of pro
36、duct shall be as follows: Component Unit of Product Buckram Embroidery yarn Bobbin yarn 1 linear yard 1 bobbin 1 bobbin 4.5.2 Certificate of compliance. Where certificates of compliance are submitted, the Government reserves the right to check test such items to determine the validity of the certifi
37、cation. . 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-I-E!8734A 84 777770b 038b252 T MIL-I-28934ACMG) TABLE II Testing of Components NO. Of Reqt determin- Results para- Test ations unit reported Component Characteristic graph method of prod
38、uct as e 5 Buckram Ma ter ia1 identi- f ication 3.3.2 Weight 3.3.2 Yarns/inch - filling 3.3.2 - warp 3.3.2 Breaking Streng th - warp 3.3.2 - filling 3.3.2 Emboidery Material identi- 3.3.3 Yarn f ication Denier 3.3.3 Ply 3.3.3 Bobbin Material identi- 3.3.4 Yarn fication Fly (cotton yarn) 3.3.4 1200 i
39、/ - 504 1 5050 50 50 5100 5100 1500/1520 - i/ 4021 Visual 1200/ 1530 - i/ Visual L 5 5 5 5 5 1 1 1 1 1 Pass or fail To the near e s t oc1 OZ. To the near est whole number To the near est 1.0 lb. Pass or fail To near- est denier Pass or fail Pass or fail Pass or fail i/ Unless otherwise specified, a
40、contractors certificate of - compliance may be accepted as evidence of conformance. 4.5.3.1 Examination of the end item. The end item shall be examined for defects listed in 4.5.31 and 4.5.3.1, A11 defects shall be counted, except when two or more classifications are applicable to a single local con
41、dition, in which case the more serious condition shall be scored. the lot size shall be expressed in units of one insignia each. size shall be in accordance with inspection level II. The acceptable The sample 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from
42、 IHS-,-,- MIL-I-28734A BY 7777706 0386253 1 MI L- I - 28934A (M C ) quality levels (AQL) shall be 2.5 major defects per 100 units (DHU) and 10.0 . . total DHU units (Major , Minor A and Minor B). 4.5,3.1 General defects. General defects shall be classified as f ollows : Examine Basic fabric 1 . Back
43、ing (buckram) . not fully covered by embroidered des ign Defect Other than specified: -Noticeable at first glance -Requires scrutiny to note -Requires compar ison with standard sample, drawing or cartoon to note. Any thickening resulting in .improperly raised stitches clearly visible at normal inspe
44、ction distance (arms length) on face - i/. Any splice, cut, hole or tear. Color not as specified (wrong color). Basecloth frayed, not uniformly trimmed . Borders not uniform in width (clearly visible at normal inspection distance (arms length). Corners or points not well defined. Protrudes more than
45、 1/32 inch beyond finish insignia. Any smash, float, broken or missing yarn clearly visible at normal inspection distance (arms length) on face - i/ Any hitchback, open place, misweave. Slub, 3 or more times normal yarn diameter, oversize knot. i/ The term “face“ as used herein denotes - entire face
46、 of insignia as viewed when the item is sewn to a uniform. 8 C 1 ass if i cat i on Maj or X X X X X X X Mi - A - X X K i( i( - B X ? a Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-I-28734A 84 7777706 0386254 3 ? e I Examine Embroidered face -
47、i/ Back Design. i/ The term entire fa the item - Defect 2 Heavy or thin place, abraded surface clearly visible at normal inspection distance (arms length) Embroidered on wrong side (not face) Device not as specified. Bobbin yarn not as specified. Any departure from cartoon, drawing or standard sampl
48、e. Device incomplete. Device poorly defined, sharp outline lacking: -Noticeable at first glance. -Requires scrutiny to note. -Requires comparison with standard sample, drawing or cartoon to note. Distorted or misshaped overall form or oiitline, clearly visible at normal inspection distance (arms len
49、gth) Shift; device or outlines mis- shaped, misplaced or overlapped incorrectly : -Noticeable at first glance -Requires scrutiny to note -Requires comparison with standard sample, drawing or cartoon to note ace“ as used herein denotes of insignia as viewed when sewn to a uniform. Q 9 - - FIL- I-28934A MC) Classi Maj or X X X X X X :ation Mi - r B Provided by IHSNot for ResaleNo reproduction or
