1、a MIL-B-Ll3737A 4 7777906 0375845 5 MIL-B-43739A 3 March 1987 SUPERSEDING MIL-B-43739 14 April 1971 MILITARY SPECIFICATION BOOTS, SKI-MOUNTAIN This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This document covers a black ski-mou
2、ntain boot. 1.2 Classification. The boots shall be of one type in the sizes and widths as specified in table I (see 6.2). TABLE I. Schedule of sizes Schedule of widths 5 5% 6 6% 7 7% 8 8% 9 9% 10 10% 11 11% 12 12% 13 13% AA xx xx xx xx xx xx XX xx xx A xx xx xx xx xx xx xx xx xx B xx xx xx xx xx xx
3、xx xx xx C xx xx xx xx xx xx xx xx xx D xx xx xx xx xx xx xx xx xx E xx xx xx xx xx xx xx xx xx EE xx xx xx xx xx xx xx xx xx EEE xx xx xx xx xx xx xx xx xx Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be add
4、ressed to: U.S. Army Natick Research, Development, and Engineering Center, Natick, MA 01760-5014, by using the self-addrdssed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. AMSC NIA FSC 8430 DISTRIBUTION STATEMENT A. Approved for publ
5、ic release; distribution is unlimited. THIS DOCUMENT CONTAINS 38 PAGES. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-43737A 8LJ U 9779906 0375846 7 U MIL-B-43739A 2. APPLICABLE DOCUMENTS I 2.1 Government documents. * 2.1.1 Documents. The fol
6、lowing documents form a part of this document to the extent specified herein. documents shall be those listed in the issue of the Department of Defense Unless otherwise specified, the issues of these Index of Specifications in the solicitation. SPECIFICATIONS FEDERAL A-A-203 C-F-206 L-P-390 V-L-61 V
7、-T-285 V-T-295 KK-1-570 E-L-165 KJC-W-2 3 1 TT-C-490 ccc-c-443 DDD-T-86 PPP-B-636 MILITARY MIL-L-312 2 MIL-C-13924 MIL-L-27885 MIL-L-35078 MIL-L-4005 1 MIL-L-418 14 and Standards (DODISS) and supplement thereto, cited - Paper, Kraft, Untreated - Felt Sheet: Cloth, Felt, Wool, Pressed - Plastic Moldi
8、ng and Extrusion Material, Polyethylene and Copolymers, Low, Medium, and High Density - Laces, Nylon - Thread, Polyester - Thread, Nylon - Insole, Footwear, Leather, Cattlehide - Leather, Cattlehide, Vegetable Tanned and Chrome Retanned, Impregnated: and Soles - Welting, Leather Shoe - Cleaning Meth
9、ods for Ferrous Surfaces and - Cloth, Duck, Cotton (Single and Plied Filling - Tape, Textile; Cotton, General Purpose - Boxes, Shipping, Fiberboard Pretreatments for Organic Coatings Yarns, Flat) (Unbleached, Bleached, OE Dyed) - Leather, Cattlehide, for Footwear Uppers, Chrome Tanned, Fatliquored -
10、 Coating, Oxide, Black, for Ferrous Metals - Last, Footwear FWU-5/P - Loads, Unit: Preparation of Semiperishable Subsistence Items; Clothing, Personal Equipment and Equipage; General Specification For - Leather, Cattlehide, for Glove Leather - Counter, Footwear 2 Provided by IHSNot for ResaleNo repr
11、oduction or networking permitted without license from IHS-,-,-MIL-B-43739A 84 W 9999906 0395847 9 MIL-B-43739A STANDARDS FEDERAL FED-STD-151 - Metals; Test Methods FED- STD -3 1 1. FED-STD-601 - Rubber: Sampling and Testing FED-STD-751 - Stitches, Seams, and Stitchings - Leather, Methods of Sampling
12、 and Testing MILITARY MIL-STD-105 - Sampling Procedures and Tables for Inspection MIL-STD-129 - Marking for Shipment and Storage MIL-STD-147 - Palletized Unit Loads MIL-STD-731 - Quality of Wood Members for Containers and by Attributes Pallets (Copies of documents required by contractors in connecti
13、on with speci ic acquisition functions should be obtained from the contracting activity or as directed by the contracting activity.) e 2.2 Other publications. The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the issues of the documents
14、which are DOD adopted shall be those listed in the issue of the DODISS specified in the solicitation. Unless otherwise specified, the issues of documents not listed in the DODISS shall be the issues of the nongovernment documents which are current on the date of the solicitation. AMERICAN SOCIETY FO
15、R TESTING AND MATERIALS (ASTM) B 36 - Brass Plate, Sheet, Strip, and Rolled Bar D5 - Test Method for Penetration of Bituminous Materials D 1630 D 3951 - Standard Practice for Commercial Packaging E 28 - Test Method for Rubber Property - Abrasion Resistance (NBS Abrader) - Test Method for Softening P
16、oint by Ring-and-Ball Apparatus (Application for copies should be addressed to the American Society for Testing Materials, 1916 Race Street, Philadelphia, PA 19103.) (Technical society and technical association documents are generally available for reference from libraries. technical groups and usin
17、g Federal agencies.) They are also distributed among 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_I_- MIL-B-43739A 4 - 9797706 0395848 O m MIL-B-43739A 2.3 Order of precedence. In the event of a conflict between the text of this document and th
18、e references cited herein, the text of this document shall take precedence. Nothing in this document, however, shall supersede applicable laws and regulations unless a specific exemption has been obtained. 3 REQUIREMENTS 3.1 Guide samples. Samples, when furnished, are solely for guidance and informa
19、tion to the contractor (see 6.3). Variations from this document may appear in the sample, in which case this document shall govern. 3.2 First article. When specified in the contract or purchase order, a sample shall be subjected to first article inspection (see 4.3, 6.2, and 6.4). 3.3 Materials. 3.3
20、.1 Leather. All leather components covered by this document shall contain a paranitrophenol fungicide in conformance with the referenced leather documents. 3.3.1.1 Upper leather. The leather for the tip vamps, quarters, gussets, and backstays shall be smooth plated, full grain, or corrected grain si
21、de leather conforming to treatment A and treatment B of MIL-L-3122, except that the thickness shall be as specified for the cut parts in 3.7.1. The color shall be black. shall be compatible with each other to ensure a long-lasting lustrous finish. The water resistance shall be obtained by the use of
22、 silicone treatments during tannage. All finishes applied by the boot manufacturer and tanner 3.3.1.2 Top band. 3.3.1.2.1 Leather. The top band shall be cut from full grain leather conforming to type I, class a or b of MIL-L-40051 except the leather may be toggled or pasted, and the requirements for
23、 elongation shall not apply. The color shall be black. side. The finish may contain dye and pigments only in amounts sufficient to provide a uniform color. 0.18 percent nor more than 0.70 percent paranitrophenol fungicide when tested as specified in 4.4.1.1. The leather shall be smooth finished on t
24、he grain The top band leather shall contain not less than 3.3.1.2.2 Cushion. The top band cushion shall be foam rubber, 3/8 inch in width and 5/16 inch in thickness. )c 3.3.1.2.3 Rubber pads (ankle binders). The ankle binders shall be foam rubber, 2 inches wide and 3/8 inch thick in the center taper
25、ing to a feather edge and shall extend from edge of backstay to the eye-row stitch. 4 I . a a Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-43737A 84 777770b 0395847 2 R MIL-B-43739A 3.3.1.3 Linings. The lining leather shall be eut from full
26、grain leather conforming to type II, class a or b of MIL-L-40051, except that the leather may be toggled or pasted and the requirement for elongation shall not apply. The color shall be tan. The leather shall be smooth finished on the grain side. The finish may contain dye pigments only in amounts s
27、ufficient to provide a uniform color. The lining leather shall contain not less than 0.18 percent nor more than 0.70 percent paranitrophenol fungicide when tested as specified in 4.4.1.1. 3.3.1.4 Counters. The counters shall conform to the requirements of MIL-C-41814 for “Boot, ski, mountain.“ The c
28、ounters shall be full molded conforming to the FWU-5P Last, and the bottom flange shall be molded to provide for full welt construction completely around the heel seat periphery of the boot. a 3.3.1.5 Welting. The welting shall be 9/16 inch wide and conform to the requirements of KK-W-231. a 3.3.1.6
29、 Insoles, leather. The leather insoles shall conform to type I, tannage a or b, class 1 of KK-1-570. thickness. The insoles shall have either a channeled (see 3.7.5.3) or stuck-on rib (see 3.3.6.6). The insoles shall be 6 1/2 irons in 3.3.1.7 Midsoles, leather. The midsoles shall be full length, ful
30、l grain leather conforming to types I, III or IV, class 3, style 1, sub-class b of KK-L-165. The midsole shall be 5 irons in thickness after being leveled. 3.3.2 Rubber compounds. 3.3.2.1 Midsoles, rubber. The rubber midsoles shall be made of natural rubber, synthetic rubber, or a mixture of natural
31、 and synthetic rubber. The rubber compound for the midsoles shall meet the following physical properties when tested as specified in 4.4.1.1. thickness. The color shall be black. The midsole shall be 3 to 3 1/2 irons in a. The hardness shall be 90 f 5. After accelerated aging for 70 hours at 212 f 2
32、“F, the hardness shall change no more than 5 points from the original. b. The cut growth after accelerated aging for 70 hours at 212“ f 2F shall be not greater than 500 percent after 25,000 cycles. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MI
33、L-B-Ll3739A 8L1 H 9999906 0395850 9 9 MIL-B-43 7 3 9A * 3.3.2.2 Outsole and heel, rubber. The outsole and heel shall be a solid combined unit sole/heel and shall be made of natural rubber, synthetic rubber, or a mixture of natural and synthetic rubber. outsole and heel shall meet the following physi
34、cal properties when tested as specified in 4.4.1.1. The rubber compound for the a. The color shall be black nonmarking, producing only a slight erasable mark on white paper. b. The abrasive index shall be not less than 80 before aging and shall not change more than 25 percent after aging 70 hours at
35、 212F f 2F. c. The hardness shall be 80 4 5. After accelerated aging for 70 hours at 212“ f 2“F, the hardness shall change no more than 10 points from the original. d. The cut growth after accelerated aging for 70 hours at 212“ f 2“F, shall be not greater than 500 percent after 25,000 cycles. * 3.3.
36、2.3 Bottom design. The bottom shall be a Vibram lug design or equal. The outsole thickness including lugs shall be not less than 0.460 inch nor more than 0.545 inch, and excluding the lugs, the outsole thickness shall be not less than 0.145 inch nor more than 0.225 inch. The heels shall be a minimum
37、 7/8 inch in height at the back center and a minimum 5/8 inch in height at the center breast. O 3.3.3 Wedges, shank, polyethylene. The wedges shall be 6 to 7 irons in thickness conforming to type I, grade 2, class L, of L-P-390. The color shall be black. 3.3.4 Metal. * 3.3.4.1 Nails, sole reinforcin
38、g. Sole reinforcing nails shall be brass conforming to Alloy No. 6 or No. 8 of ASTM B 36 and shall be commercial type No. 19 qr “A“ head and of sufficient length to produce a smooth “J“ clinch on the insole. 3.3.4.2. Tacks and staples. Tacks or staples for attaching shank shall be of brass, shall be
39、 of sufficient length to thoroughly attach the parts through which they are driven, and shall leave the insoles smooth on the inside. Tacks shall be cut from material conforming to Alloy No. 6 or No. 8 of ASTM B 36. 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without licen
40、se from IHS-,-,-MIL-B-43737A 4 7777906 0395851 O = MIL-B-43739A 3.3.4.3 Eyelets and hooks. 3.3.4.3.1 Eyelets. The eyelets shall be commercial No. AA, invisible brass (plain), and of sufficient length to securely clinch. * 3.3.4.3.2 Hooks. The hooks shall be solid brass and shall have a hollow The co
41、ntractor shall submit the item proposed for use in the post. manufacturer of boots to the contracting officer for approval. 3.3.4.3.3 Finish of eyelets and hooks. After fabrication, the eyelets and hooks shall be coated with a standard nickel plating finish. 3.3.5 Shank combination. The shank combin
42、ation shall be made of a shank board piece with single reverse rib steel shank securely attached by four prongs or two rivets. accordance with commercial practice. The size of the shank combination shall be in 3.3.5.1 Shank board. The shank board shall be a water-resisting type and shall have a fini
43、shed thickness of 6-1/2/64 to 9-1/2/64 inches. The shank board piece shall be cut straight and shall be of a length and width to fill the heel seat cavity from approximately the breast of the heel to the heel seat lasting allowance. The shank board piece shall have a 5/8 f 1/8 inch scarf at the brea
44、st of the heel, but no scarf at the extreme heel end. 3.3.5.2 Steel shank. The steel shank shall be constructed from 19 gage, 0.0418 f 0.0003 inch cold rolled carbon steel with a hardness ranging from 47 to 54 Rockwell C scale when tested as specified in 4.4.1.1 and shaped to conform to the arch of
45、the FWU-5P last. The width of the shank shall be 0.625 inch (+0.003, -0.007 inch). The shank shall be made with a single rib, and the overall thickness of the steel shank with rib shall be 0.080 to 0.125 inch. dull or bright finish, or a zinc compound coating completely and uniformly applied to the
46、base metal following a cleansing by any method of TT-C-490. The use of steel shanks with black oxide coating conforming to class 1 of MIL-C-13924 may be used in lieu of zinc compound coating. off at a point within 1/2 * 1/8 inch from the toe end and at a point within 1 f 1/8 inch from the heel end.
47、The steel shank shall have a zinc electroplated coating with The rib shall taper 3.3.5.3 Shank fitting sizes. The assembled pieces shall grade properly between sizes in accordance with commercial practice. to shank board, the heel end of steel shank shall be located 1 1/8 inches f 1/16 inch from hee
48、l end of shank board on all sizes. schedule shall be in accordance with commercial practice. In locating steel chan two layers of coated fabric with a fiberboard filler not less than 0.050 inch thick; or fiberboard and coated fabric. The upstanding portion of the rib shall I 3.3.6.6.1 Rib constructi
49、on. The ribbing fabric used in the construction of the rib shall be unbleached cotton or cotton-synthetic fabric conforming to the requirements of table II. rubber-base adhesive specified in 3.3.9 and bonded to the flesh side of the insole. .The fabric or fiberboard shall cover 5/32 (-2/32, +1/32) inch of the peripheral edge and extend over the top of the vertical rib, or the fabric may *tend from the inside top of the vertical rib and cover the
