1、Pf IL- B- 3 4 6 1 G 30 September 1979 SUPERSEDING NIL-B-00 34 61F 3 June 1977 USED IN LIEU OF MIL-B- 3 4 6 1E 30 June 1973 MILITARY SPECIFICATION BUTTON, INSIGNIA, METAL, UNIFORM AND CAP 1. SCOPE 1.1 Scope.- This specification covers metal uniform and cap buttons with embossed designs used by the Ei
2、litary Departments. 1.2 Classification.- Buttons shall be of the following types, styles, classes, subclasses and sizes, as specified (see 1.2.1, 6.2, 6.5 and 6.6). Type I - Button, Insignia, Metal Uniform Style 1 - Air Force, Silver Plated Style 2 - Army Class A - Army, Gold Plated, Solid Design Cl
3、ass B - Army, Gold Plated, Pierced Design Class C - Army, Corps of Engineers, Gold Plated, Class D - Army, JROTC Division, Gold Plated, Class E - Army, Nickel Plated, Pierced Design Pierced Design Solid Design (See 1.2.1 and 6.6) 2- - - /FSC 8455/ Provided by IHSNot for ResaleNo reproduction or netw
4、orking permitted without license from IHS-,-,-Style 3 - Marine Corps Class A - Gold Plated Subclass 1 - High Contour (Officers) Subclass 2 - Low Contour (Enlisted Personnel) Class A - Gold Plated Class B - Bronze Class C - Silver Plated Class A - Gold Plated Class B - Bronze Style 4 - Navy Style 5 -
5、 Coast Guard (see 6.3) Type II - Button, Insignia, Metal Cap Style 1 - Air Force, Silver Plated Style 2 - Army Class A - Army, Gold Plated, Solid Design Class B - Army, Gold Plated, Pierced Design Class C - Army, Corps of Engineers, Gold Plated, Class D - Army, JROTC Division, Gold Plated, Class E -
6、 Army, Nickel Plated, Pierced Design Pierced Design Solid Design (See 1.2.1 and 6.6) Style 3 - Marine Corps Class A - Gold Plated Subclass 1 - High Contour (Officers) Subclass 2 - Low Contour (Enlisted Personnel) Class B - Black Enameled Subclass 1 - High Contour (Officers) Subclass 2 - Low Contour
7、(Enlisted Personnel) Style 4 - Navy Class A - Gold Plated Class B - Bronze Class C - Silver Plated Class A - Gold Plated Class B - Bronze Style 5 - Coast Guard (See 6.3) Style 6 - Coast Guard Auxiliary (See 6.3) Type III - Button, Insignia, Metal, Cuff Link, Air Force Provided by IHSNot for ResaleNo
8、 reproduction or networking permitted without license from IHS-,-,-MIL-B-34bLG 84 H 9147706 0373737 2 MIL-B-3461G 1.2.1 Sizes.- Button sizes shall be as shown in table I. Sizes shall be given in lignes where 40 lignes equal one inch. TABLE I Sizes (in Lignes)l/.- Army Army Air Marine Navy Coast Coas
9、t Army Army21 Corps of Force Corps Guard Guard JROTC Special Engineers Auxil 20 25 20 22 22-112 22-112 22-112 25 25 25 30 25 27 28 28 28 30 36 30 36 30 40 35 35 35 36 36 36 40 40 45 - 11 A tolerance of plus or minus 1 ligne will be permitted. - 2/ These are the sizes available for the types I and II
10、, style 2, class E buttons and are restricted for use by The United States Army Band and Ceremonial Units of the 3rd Infantry. 2. APPLICABLE DOCUMENTS. 2.1 The following documents of the issue in effect on the date of invitation for bids or request for proposal form a part of this specification to t
11、he extent specified herein. S PE C I F I CAT I ONS FE DERAL UU-P 553 - Paper, Wrapping, Tissue PPP-B-636 - Box, Shipping, Fiberboard PPP-B-676 - Boxes, Setup V-T-276 - Thread, Cotton STANDARDS IFEE$TD-i51 - Eietal, Test Methods MIL IT ARY MIL-STD-105 - Sampling Procedures and Tables for MIL-STD-129
12、- Marking for Shipment and Storage Inspection by Attributes DRAWING THE INSTITUTE OF HERALDRY 4-4-92 - Buttons, Insignia, Metal, Uniform and Cap (Copies of specifications, standards and drawings required by contractors in connection with specific procurement functions, should he obtained from the pr
13、ocuring activity or as directed the by contracting officer.) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-3.1 Standard samples.- Unless otherwise specified (see 6.2), a standard sample of the finished button required shall be furnished by the cont
14、racting officer. With the exception of the standard samples of the Coast Guard, Coast Guard Auxiliary and Army 20 ligne buttons the standard samples furnished shall be used for matching color and finish only. 3.2 First article.- When specified (see 6.2), before production is commenced a sample of th
15、e finished button shall be submitted or made available to the contracting officer or his authorized representative for inspection and tests as specified in 4.2. The approval of the first article authorizes the commencement of production but does not relieve the contractor of responsibility for compl
16、iance with the provisions of this specification. The first article shall be manufactured in the same facilities to be used for the manufacture of the production items. 3.3 Materials.- Materials shall conform to the referenced specifications and the requirements specified herein. 3.3.1 Copper base al
17、loys.- Copper base alloys shall be rolled, polished, free from pits, scale (including red oxide), dents, nicks, cracks, scratches, segregations and foreign inclusions that will not be removed in later processing. When tested as specified in 4.4.1, the chemical composition of the applicable copper ba
18、se alloy shall be as specified in table II. TABLE II Chemical composition of copper base alloys.- Copper Nickel Lead Iron Manganese Zinc Others (max) (max) (max) 64 0-68.5 .15 .O5 Remain- .15 Red brass 84.0-86.0 .O5 .O5 Remain- .15 63.0-66.5 16.5-19.5 -10 m25 .50 Remain- - Low brass 78.5-81.5 .O5 .O
19、5 Remain- .15 der der der der 60.0-63 O 3.75 .35 Remain- .50 der total 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-3461G 3.3.2 Gold.- The gold for plating shall be not less than 24 karat. 3.3.3 Silver,- The silver for plating shall be not
20、 less than 99.5% fine silver. 3.3.4 Solder.- Solder shall be hard solder having a melting point of not less than 1075 degrees F. 3.3.5 Enamel.- Enamel shall be an organic baking enamel pigmented to the desired shade. 3.3.6 Lacquer.: Lacquer shall be a pale, clear, non-pigmented, epoxy resin based ba
21、king lacquer. 3.4 Design.- Except for the Coast Guard, Coast Guard Auxiliary and the Army 20 ligne button, the embossed design on the buttons shall be an exact replica of the design on the Government furnished hubs (see 6.2). The embossed design on the Coast Guard, Coast Guard Auxiliary and the Army
22、 20 ligne button shall be a duplicate of the embossed design shown on figures 2, 3., and 4, as specified. 3.4.1 Tools and dies.- The contractors working dies and tools shall be polished to remove dents, nicks, scratches or other imperfections. Unornamented sections shall be smooth and polished. Work
23、ing dies and tools shall be furnished by the contractor and unless otherwise specified shall remain his property . 3.5 Construction.- Buttons shall be constructed in accordance with drawing 4-4-92, and the requirements specified herein. 3.5.1 Soldering and swedging.- All soldering shall be accomplis
24、hed using the solder specified in 3.3.4. All flux and excess solder shall be removed and the joints shall be clean, strong and smooth without burned or reduced areas. When tested as specified in 4.4.2.1, the shank shall show no break in the soldered connection or shall not become loose or wobbly. Wh
25、en tested as specified in 4.4.2.2, the soldered or swedged screw post shall not break loose or become wobbly. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-34bLG 4 m 7777706 0373740 2 m MIL-B-3461G 3.5,2 Stamping, trimming and piercing.- Th
26、e embossed die shall be struck in a manner to ensure a well defined die struck outline. The button shall be trimmed and when applicable pierced to the die struck outline of the area specified. All edges shall be clean smooth and free from burrs, drag, step and rough edges. The stamping and trimming
27、and when applicable the piercing operation shall not damage or distort the design or alter the shape of the button. 3.6 Detail of components,- 3.6.1 Type I (Uniform buttons).- 3.6.1.1 Shells and liners.- Except for oxidized silver buttons, all shells and when applicable liners, shall be fabricated f
28、rom the red brass specified in 3.3.1. Shells for oxidized silver buttons shall be fabricated from nickel silver specified in 3.3.1. The thickness of the shells shall be as specified on drawing 4-4-92. When liners are required, the liners shall be 0,011 plus or minus 0.002 inch thick with 80 lines pl
29、us or minus 5 lines to the inch. Each liner shall have a raised platform to support the areas of embossed design on the shell and to ensure the proper positioning of the liner. The raised platform shall not be visible after assembly. Except for raised embossed areas, style 2, class D shells shall be
30、 flat across the face. The rim of the face of the shell shall be burnished to produce a 30 to 40 degree angled bevel as shown on drawing 4-4-92. 3.6.1.2 Back and shanks.- Backs and shanks shall be fabricated from low brass specified in 3.3.1. The thickness of the backs and shanks shall be as specifi
31、ed on drawing 4-4-92. Except for type I, style 2, classes A (20 ligne), D and E, type I, style 4, classes A, B and C, sizes 22-112 and 35 ligne and type I, style 5, classes A and B, sizes 22-112, 35, and 40 ligne buttons, the type of shank shall be as specified (see 6.2). The type I, style 2, class
32、A (20 ligne) shall have a tunnel shell self shank. The type I, style 2, classes D and E buttons, the type I, style 4, classes A, B and C, sizes 22-112, 35, and 40 ligne and type I, style 5, classes A and B, sizes 22-112 and 35 ligne buttons shall have a hopper back. 3.6.1.3 Assembly.- 3.6.1.3.1 Pier
33、ced shells and liners.- Pierced shells and liners shall be assemb.led with the lines of the liner parallel, within 5 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-3 4 6 1G degrees, for buttons larger than 25 lignes and 10 degrees for button
34、s 25 lignes or smaller,.to the horizontal center line of the design on the shell and with the liner fitted against the back of the design on the shell within 1/32 inch. Further assembly shall be as specified in 3.6.1.3.2. 3.6.1.3.2 Shells, liners, button backs and shanks.- Final assembly shall be as
35、 shown on drawing 4-4-92. The position of the shank, self-shank or hopper back shall be such that if a rod is inserted in the eye of either shank or self-shank or hopper back buttons, the rod shall be parallel to the lines of the background of the design of the 22, 22-112, 25 and style 3, 27 ligne b
36、uttons and at right angles to the parallel lines on the design of all other uniform buttons. A variation of 10 degrees maximum will be permitted. 3.6.1.3.3 Hopper back.- When tested as specified in 4.4.8, the button shall not abrade or break the sewing thread. 3.6.1.4 Fastening devices.- When an att
37、aching device is required (see 6.2), the attaching device shall be as specified herein. 3.6.1.4.1 Toggles, split pin or ring.- When split pin or ring type toggles are specified (see 6.2), the toggles shall be furnished detached. Split pin or ring type toggles shall be made from hard-drawn steel wire
38、, zinc coated to withstand salt spray test specified in 4.4.3, for a period of 96 hours without indication of red rust. Split pin or ring type toggles shall conform to the applicable design and dimensions shown on drawing 4-4-92. 3.6.1.4.2 Toggles, bodkin.- When bodkin toggles are specified (see 6.2
39、), the toggles shall be made from hard drawn nickel wire specified in 3.3.1, and shall have a nickel plated brass cap. The taggles shall conform to the applicable design and dimensions shown on drawing 4-4-92. The cap may be made from any type brass. 3.6.1.4.3 Washers, button.- Button washers, when
40、specified (see 6.2), shall be nickel plated, yellow brass conforming to the applicable design and dimensions shown on drawing 4-4-92. 3.6.1.4.4 Links.- Links for connecting matched pairs of uniform buttons, when required (see 6.2), shafl be either chain or pin type as specified. The pin type link sh
41、all be furnished detached. p- - 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-links conforming to the applicable design and dimensions shown on drawing 4-4-92, and formed from red brass specified in 3.3.1, The links shall not be soldered but shal
42、l be given a hot nickel . plating after which a 24 karat gold electroplated finish (english finish) shall be applied. The breaking strength of the chain shall be not less than 15 pounds and shall not deform or break when tested as specified in 4.4.4. 3.6.1.4.6 Link, pin.- The pin link shall be made
43、from any type brass round wire with a 24 karat gold plated finish and shall conform to the applicable design and dimensions shown on drawing I 4-4-92 I 3.6.2 Type II (Cap buttons).- Unless otherwise specified (see 6.2), all cap buttons shall be furnished with a screw tube. 3.6.2.1 Shells and liners.
44、- The shells and when applicable the liners shall be as specified in 3.6,I.l. I 3.6.2.2 Backs. screwost and screw tube.- Backs shall be made I from low brass specified in 3.3,1, and the thickness of the back shall be as specified on drawing 4-4-92. The screw post and screw tube shall be made from fr
45、ee cutting brass specified in 3.3.1, and shall conform to the details and dimensions shown on drawing 4-4-92. Except for style 3 (Marine Corps) buttons all type II buttons shall have a regular back. Style 3 buttons shall I have a depressed back. A 3.6.2.3 Assembly.- Type II button shall be assembled
46、 as specified in 3.6.1.3, except the shank positi.oning requirements shall not apply. Screwposts shall be centered on and soldered or swedged to the back of the button. 3.6,3 Type III buttons.- Cuff link buttons shall be made from nickel silver specified in 3.3.1, and shall conform to the details an
47、d dimensions on drawing 4-4-92. 3.7 Finish.- 3.7.1 Plating.- 3.7.1.1 Gold and silver plating.- Goldand silver plating shall be electrodeposited using gold specified in 3.3.2 or silver secified in 3.3.3, as aDplicable. Platinn shall be uniform and 8 Provided by IHSNot for ResaleNo reproduction or net
48、working permitted without license from IHS-,-,- MIL-B-3461G continuous over the entire plated surface. Except foi: the type III buttons, when gold plating is required, only the face of the shell, and when applicable the face of the liner shall be plated. All surfaces of the type III buttons and the
49、shells of the silver plated button shall be plated. When tested as specified in 4.4.5, the average quantity of gold or silver on the button sample unit tested shall be not less than the amount specified in table III. In addition, no one dozen buttons shall contain less than 90 percent of the quantity of gold or silver specified in table III, when tested as specified in 4.4.5, Except as other- wise specifie
