1、 MIL-DTL-28921B W 9999906 2055733 LO4 W I INCH-POUND I MIL-DTL-28921B (MC) 16 October 1997 SUPERSEDING MIL-S-S8921A(MC) 30 June 1981 DETAIL SPEC I FI CAT I ON SWORD AND SCABBARD - (OFFICERS) WITH CASE This specification is approved for use by U.S. Marine Corps, Department of the Navy, and is availab
2、le for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1. Scope. This specification covers requirements for the sword and scabbard worn by officers. 1.2. Classification. the following classes and lengths (see 6.2): The sword blade will be of one type and of Class 1 - Hig
3、h carbon tool steel Class 2 - Stainless steel Lengths: 26-29-32-35 Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to the Commander IPSE-D), Marine Corps Systems Command, Quantico, VA 22134-5010 by
4、using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. AMSC N/A FSC 8465 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without
5、license from IHS-,-,- flIL-DTL-2892LB W 9999906 2055734 040 MIL-DTL-28921B (MC) 2 APPLICABLE DOCUMENTS 2.1. General, in sections 3 and 4 of this specification, include documents cited in other sections of this specification or recommended for additional information or as examples. every effort has b
6、een made to ensure the completeness of this list, document users are cautioned that they must meet all specified requirements documents cited in sections 3 and 4 of this specification, whether or not they are listed. The documents listed in this section are specified This section does not While 2.2.
7、 Government documents. 2.2.1 Specifications, standards, and handbooks. The following specifications, standards, and handbooks form a part of this document to the extent specified herein. specified, the issues of these documents are those listed in the issue of the Department of Defense Index of Spec
8、ifications and Standards (DoDISS) and supplement thereto, cited in the solicitation (see 6.2). Unless otherwise SPECIFICATIONS FEDERAL A-A-52071 - Tape, Textile, Cotton, General Purpose A-A-52094 - Thread, Cotton DDD-L-20 - Label: For Clothing, Equipage, and Tentage, (Unbleached, Bleached, or Dyed)
9、(General Use) STANDARDS FEDERAL FED-STD-191 - Textile Test Methods FED-STD-311 - Leather, Methods of Sampling and Testing FED-STD-751 - Stitches, Seams and Stitchings (Unless otherwise indicated, copies of the above specifications, standards, handbooks are available from the Standardization Document
10、 Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094,) 2-2-2 Other Government-documents and publications, The following other Government documents and publications form a part of this document to the extent specified herein. Unless 2 Provided by IHSNot for ResaleNo reproduction
11、or networking permitted without license from IHS-,-,-MIL-DTL-2892LB 9999906 2055735 T87 MIL-DTL-28921B (MC) otherwise specified, the issues are those cited in the solicitation. DRAWINGS MARINE CORPS P-224-1 - Sword and Scabbard, Officers (Marine Corps P-224-2 - Sword and Scabbard, Officers (Marine C
12、orps P-224-3 - Sword and Scabbard, Officers (Marine Corps Std.) ; Assembly Std. ) ; Assembly Std.) ; Case, Cloth, Detail and Assembly (Copies should be obtained from the contracting officer or his authorized representative.) 2.3. Non-Government publications. The following document(s) form a part of
13、this document to the extent specified herein. Unless otherwise specified, the issues of the documents which are DoD adopted are those listed in the issue of the DoDISS cited in the solicitation. Unless otherwise specified, the issues of documents not listed in the DoDISS are the issues of the docume
14、nts cited in the solicitation (see 6.2). ANSI/ASQC 21.4 - Sampling Procedures and Tables for Inspection by Attributes (Application for copies should be addressed to The American National Standards Institute, 11 West 42nd Street, New York, NY 10036.) ASTM D710 - Standard Specification for Vulcanized
15、Fibre Sheets, Rods, and Tubes used for Electrical Insulation (Application for copies should be addressed to American Society for Testing and Materials, 1916 Race St., Philadelphia, PA 19103.) Department of Defense (DoD) Standard Color Card of Official Standardized Shades for Sewing Threads 1968 (App
16、lication for copies should be addressed to the Color Association of the United States, Inc., 409 W. 44th Street, New York, NY 10016-0927. ) 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28921B (MC) 2.4. Order of precedence. In the event o
17、f a conflict between the text of this document and the references cited herein, the text of this document takes precedence, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. Nothing in this document, 3. REQUIREMENTS 3.1. Standard sample. Standard samp
18、les are furnished solely for guidance and information to the contractor (see 6.4). Variation from this specification may appear in the sample, in which case the specification shall govern. 3.2. First article. When specified (see 6.2), a sample shall be subjected to first article inspection in accord
19、ance with 4.3. 3.3. Materials. The materials for the sword, scabbard and case shall conform in all respects to the requirements specified herein. 3.3.1 Fiber sheet. The scabbard lining shall be 0.032 k 0.003 inch thick fiber sheet conforming to ASTM D710, except the fiber sheet shall be undyed and f
20、ree of all sulphur compounds or compounds capable of oxidation to sulphuric acid. 3.3.2 Sword case. Each sword and scabbard shall be provided with a cotton flannelette case to fit the assembled sword and scabbard. 3.3.2.1. Cloth, cotton, flannelette, The basic material for the sword case shall be cl
21、oth, cotton, flannelette. The cloth shall be constructed with a plain weave, and shall have a thread count of 44 f 2 warp and 36 f 2 filling threads per inch. shall weight 4.0 f 0.5 ounces per square yard and shall be evenly napped on one side. imperfections that would affect the appearance or durab
22、ility of the case. The fabric The cloth shall be free from any 3.3.2.1.1 Color and colorfastness. The cloth shall be vat-dyed gray. The cloth shall show good fastness to wet (dry) cleaning, laundry, crocking, perspiration and light. 3.3.2.2. Drawcord. cotton, 3/8 inch wide, conforming to type I, cla
23、ss 2 of The tape for the drawcord shall be bleached. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- IIL-DTL-2892LB U b 2055737 05T MIL-DTL-28921B (MC) A-A-52071. dipped to prevent raveling. The ends of the drawcord shall be hemmed or resin 3.3.2.
24、3. Cotton thread. The cotton thread for the sword case shall be cotton, soft finish, ticket No. 50, 3-ply, conforming to type I of A-A-52094. The cotton thread shall be dyed gray, shade TS, cable No. 66082. The dyed thread shall show good fastness to laundering, wet (dry) cleaning and light when tes
25、ted as specified in the thread specification (see DoD Standard Color Card of Official Standardized Shades for Sewing Threads 1968). 3.3.3 Label. Each sword case shall be provided with an identification-size label conforming to type VI, class 4 of DDD-L-20, except the contents shall include the name
26、of contractor. Fastness to dry cleaning or laundering shall apply. 3.4. Desiqn. The design of the sword, scabbard and case shall be as specified in drawing numbers P-224-1 through P-224-3. The blade shall be cut and thrust type with a single gore, double channel and a rounded back edge. The blade sh
27、all measure 7/.8 inch wide by 1/4 inch thick at the hilt end and shall have a tapered and curved shape conforming to the standard sample and drawing number P-224-1. 3.5. Patterns. Patterns for the sword case, cut to finish in accordance with drawing number P-224-3, shall be furnished by the contract
28、or. 3.6. Construction. the manufacturing of the cases shall conform to FED-STD-751. The stitches, seams and stitchings used in 3.6.1 Sword. 3.6.1.1. Blades. 3.6.1.1.1 Class 1 - Hiqh carbon tool steel. The blade shall be high carbon tool steel with a minimum carbon content of 0.70 percent. The blade
29、shall be hardened full hard and then tempered to show a Rockwell “C“ scale hardness test of 48 to 53. A chromium plating shall be applied over an intermediate coating of nickel, or nickel on copper plate. The intermediate plating shall be 0.002 inch thick and may be either nickel or nickel on copper
30、 plate. If the latter is used, the minimum final thickness of nickel shall be 0.001 inch. The chromium plate shall have a minimum thickness of 0.0001 inch. 5 The chromium plating shall be Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-flIL-DTL-2892L
31、B M 999990b 2055738 796 MIL-DTL-28921B (MC) polished to a bright smooth finish free from frosty or milky areas, indications of burning, pits and nodules. The chromium deposit must be adherent, homogeneous, of uniform appearance, free from laminations, blisters, pinholes, and other defects. The blade
32、 shall withstand the temper test. 3.6.1.1-2 Class 2 - Stainless steel. The stainless steel blade shall be made with a minimum of 12 percent chromium and shall be polished to a bright finish. required. No additional coatings are 3.6.1.1.3 Etchinq. shall be in accordance with drawing number P-224-1. s
33、hall be accurately executed in fine contrast and shall be well-defined. The etching design on each side of the blade All etching 3-6.1.2. Hilt. The hilt shall be made of solid brass, straight cross and ends, with an acorn design as shown in drawing number P-224-2. The copper base alloy for the solid
34、 brass shall have a chemical composition of 85 percent minimum copper and 15 percent maximum zinc. the metal for composition, except in case of dispute, when an analysis shall be made. The alloy shall be uniform in color and quality, and free from pits, scale (including red oxide) dents, nicks, crac
35、ks, deep scratches, segregations and foreign inclusions that cannot be removed in later processing. finished hilt shall be clean, smooth, free from pits and tool marks, and shall be highly polished to a mirror-like finish. The color shall be the basis of acceptability of The 3.6.1.2.1 Hilt cruard. A
36、 piece of white felt or white leather 1/8 f 1/32 inch thick shall be slotted to fit on the hilt. 3.6.1.3. Grip. The grips shall be made from plastic, finished in an ivory color and secured to the hilt by two through-brass binding screws, 3.6.2 Scabbard. The scabbard body shall be made from cold- rol
37、led steel, shall be free from burrs, and shall be finished in polished chrome, The top escutcheon, shoe, rings, mounts, and bands shall be made of solid brass (see 3.6.1.2) and shall be ornamented as shown on drawing number P-224-1. escutcheon, shoe, and bands shall be secured to the scabbard with b
38、rass qachine screws, countersunk. The finished top escutcheon, shoe, rings, mounts, and bands shall be clean, smooth, free from 6 The top Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-flIL-DTL-28921B m 9999906 2055739 622 = MIL-DTL-28921B (MC) pits
39、 and dents, and shall be highly polished to a mirror-like finish. 3.6.3 Lacquerinq. The sword hilt, and the top escutcheon, shoe rings, mounts, and bands on the scabbard shall be thoroughly lacquered with a clear nonpigmented synthetic lacquer. lacquer film shall be continuous, level and adherent, s
40、hall be free from lint, dust, or other foreign inclusions that may affect appearance or serviceability, and shall withstand the test for tackiness. The dry 3.6.4 Sword case. The case shall receive the scabbard with fully sheathed sword freely when manually examined. drawcord is tightened, the case s
41、hall completely enclose the scabbard and sword. When the 3.7. Markinq. 3.7.1 Identification. Identification marking shall be etched into the blade 1/4 inch (minimum) below the hilt. The letters shall be not less than 1/32 inch in height and each line shall be separated by a minimum of 1./32 inch. Th
42、e content shall be as follows : Name of contractor: Address of contractor: 3.7.2 Lenqth. the top view of blade near the hilt in 1/8 inch numerals. The length of the sword blade shall be stamped on 3.8. Workmanship. The finished swords, scabbards and cases shall conform to the quality established by
43、this specification. 3.9. Recycled, recovered, or environmentally preferable materials. Recycled, recovered, or environmentally preferable materials should be used to the maximum extent possible provided that the material meets or exceeds the operational and maintenance requirements, and promotes eco
44、nomically advantageous life cycle costs. 4. VERIFICATION 4.1. Classification of inspection. The inspection requirements specified herein are classified as follows: 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-28921B (MC) a. First article
45、 inspection (see 4.3). b. Conformance inspection (see 4.4) . 4.2. Inspection conditions. Unless otherwise specified, all inspections shall be performed in accordance with the provisions set forth in ANSI/ASQC 21.4. 4.3. First article inspection. When first article is required, inspection shall be ma
46、de of a completely fabricated sword and scabbard, with case, for all provisions of this specification. 4.4. Conformance inspection. 4.4.1 Testinq of components. Testing of components shall be in accordance with the applicable subsidiary specifications and standards to the extend applicable, except t
47、hat this specification shall govern in the event of conflict. The method of testing shall be as specified in FED-STD-191, wherever applicable. Table I for characteristics noted. Testing shall be performed on components listed in Table Component C lot expressed Fiber sheet Sulphur I (1 sheet) Weight
48、-warp -filling Colorfastness to: -wet-dry cleaning -laundry . -crocking -perspiration -light -dye ident. Steel; blade Material ident, I/ (1 sheet) -carbon, % -chromium, % Hardness Chromium- Thickness plate finish (1 sheet) I - Testinq of components. Reqmt . para 3.3.1 I I Reqt. appl to: I Results re
49、ported as I + Test I method I s/u 4.6.3 -F 3.3.2.1 IFED-STD-SJ x 5041 3.3.2.1 3.3.2.1.1 3.6.1.1.1 - 5050 5050 - 5622 5610 5650 5680 or 5682 5660 Std coml - Std coml Ctd coml Std coml 3.6.1.1.1 Std coml I I I 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-2892LB m 9999906 2055743 280 m Component add 50 ml of distilled water. 4.5.2.1.2
