1、 MIL-F-10805D 71 W 7777906 007779q 2 W MIL-F-10805D 20 September 1973 SUPERSEDING MIL-F-10805C 2 March 1964 MILITARY SPECIFICATION FUEL, COMPRESSED, TRIOXANE, RATION HEATING This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE AND CLASSIFICATI
2、ON 1.1 Scope. This specification covers a compressed chemical fuel with low luminosity characteristics (see 6.1). 1.2 Classification. The compressed fuel shall be f the following types as specified (see 6.2): Type I - 30 grams (scored). Type II - 15 grams (unscored). 2. APPLICABLE M)CUMENTS 2.1 The
3、following documents of the issue in effect on date of invitation for bids or request for proposal, form a part of the specification to the extent specified herein: SPECIFICATIONS FEDERAL PPP-B-566 - Boxes, Folding, Paperboard. PPP-B-636 - Boxes, Shipping, Fiberboard. STANDARDS MILITARY MIL-STD-105 -
4、 Sampling Procedures and Tables for Inspection by Attributes. MIL-STD-129 - Marking for Shipment and Storage. FSC 9110 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-G-10805D 2.2 Other publications. The fpllowing documents form a part of this sp
5、ecification to the extent specified herein. Unless a specific issue is identified, the issue in effect on date of invitation for-bids or request for proposal shall apply: National Motor Freight Traffic Association, Inc., Agent National Motor Freight Classification (Application for copies should be a
6、ddressed to the American Trucking Associ- tions, Inc., Tariff Order Section, 1616 P Street, N.W.,.Washingtoa, D.C. 20036.) Uniform Classification Committee, Agent Uniform Freight Classification (Application for copies should be addressed to the Uniform Classification Committee, Room 1106, 222 South
7、Riverside Plaza, Chicago, Illinois 60606.) (Copies of specifications, standards, drawings, and publications required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer . ) 3. REQUIREMENTS 3.1 Materia
8、l. The ingredients of the compressed fuel shall be as follows: 3.1.1 Trioxane. -. -. - Trioxane shall be of such purity that the performance of finished fuel bars compressed therefrom, using the formulation in table I, shall meet the requirements of this specification. 3.1.2 Magnesium stearate. Magn
9、esium stearate shall be a low-luminosity powder of such fineness that 100 percent will pass through a 325-mesh sieve (see table II). 3.1.3 Dye. The dye used to impart color to the fuel shall be methylene blue (see table II). 3.2 Chemical composition. The chemical composition of the compressed fuel s
10、hall conform to the requirements shown in table I when tested as specified in table II. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-10805D 71 9999906 009979b b MIL-F-10805D TABLE I. Chemical composition Percent by weight Minj mum Maximum
11、Trioxane Magnesium Stearate (calculated as Dye residue after burning). As required 3.3 Form. 3.3.1 Type I. The compressed fuel shall be a densely molded, light blue, non-brittle bar of uniform texture. Each bar shall be 3-1/4 + 1/16 inches long, 1-1/4 + 1/16 inches wide and 3/8 5 1/16 inch in thickn
12、ess. One face of the bar shall be indented in two places to a depth of 1/32 inch to facili- tate breaking into three approximately equal pieces when desired. Corners of the bar shall be rounded and the edges beveled or rounded. 3.3.2 Type II. The compressed fuel shall be a densely molded, light blue
13、, non-brittle bar of uniform texture. inches long, 1-1/4 + 1/16 inches wide and 3/8 bar shall not be indented. beveled or rounded. Each bar shall be 1-5/8 + 1/16 1/16 inch in thickness. The Corners of the bar shall be rounded and the edges 3.4 Weight. 3.4.1 Type I. The finished bar shall weigh 30 5
14、1 grams. 3.4.2 Type II. The finished bar shall weigh 15 2 0.5 grams. 3.5 Performance. When tested as specified in 4.4.5, the compressed fuel shall conform to the following requirements: 3.5.1 Stability. Fuel shall maintain its solid state while burning. 3.5.2 Odor of combustion products. There shall
15、 be no strong odor of for- maldehyde. 3.5.3 Flame characteristics. The fuel shall burn with a steady, blue flame of low luminosity with only occasional flashes of color other than blue and with no objectionable increase in luminosity. 3.5.4 Fuel life. 3.5.4.1 Type I. At ambient temperatures between
16、65“ and 80F. the burning time for one bar of fuel shall be not less than six (6) minutes. 3 . . _ .- y Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-LOBOSD 7L 9797906 0079797 8 -_ MIL-F-10 805D 3.5.4.2 Type II. At ambient temperatures between
17、 65 and 80F. the burning time for one bar of fuel shall be not less than five (5) minutes. i 3.6 Labeling. 3.6.1 Unit package. 3.6.1.1 Type I. One side of each wrapper on each individual bar shall be legibly printed with black water-resistant ink conforming to the test specified in 4.4.7 with the fo
18、llowing information: lWZ, COMPRESSED, TRIO- SPECIFICATION : FOR HEATING COMPONENTS OF A MEAL DIRECTIONS : RATION HEATING WARNING: HARMFUL IF SWALTAWED. Take precautions to avoid contamination of food by loose powder. Cleanse hands after handling. Do not remove wrapper until ready to use. Remove any
19、loose powder from tablet before igniting. Place and burn 1/3 bar or more approximately 2 inches Protect from wind but use with adequate ventilation. Replace partially unused bar in tightly closed wrapper. Name and address of manufacturer. below vessel being heated. - % 3.6.1.2 Typ II. One side of ea
20、ch wrapper shall be legibly printed with black, water-resistant ink conforming to the test specified in 4.4.7 with the following information: -. FUEL, COMPRESSED, TRIO- SPECIFICATION: FOR HEATING COMPONENTS OF A MEAL RATION HEATING On the reverse side of each wrapper, add the following information:
21、DIRECTIONS WARNING: HARMFUL IF SWALLOWED. Take precautions to avoid contamination of food by loose powder. Cleanse hands after handling. Do not remove wrapper until ready to use. Remove any loose powder from tablet before igniting. 4 i Provided by IHSNot for ResaleNo reproduction or networking permi
22、tted without license from IHS-,-,-!IL-F-0805D 71 W 7977706 0077778 T 9 MIL-F-10805D Place and burn entire bar approximately 2 inches Protect from wind but use with adequate ventilation. Name and address of manufacturer. below vessel being heated. 3.7 Workmanship. The fuel bars shall be densely molde
23、d, uniform in composition and texture with no separation of components and shall not be brittle. The blue color shall be reasonably uniformly distri- buted throughout the bar. Score marks, where applicable, shall be sharp and straight. leakage when tested in accordance with 4.4.6. Wrappers shall fit
24、 the bars snugly and show no . 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the supplier is responsible for the performance of all inspection requirements as specified herein, Except as otherwise specified, in the co
25、ntract or order, the supplier may use his own or any other facilities suitable for the performance of the inspection require- ments specified herein, unless disapproved by the Government. The Govern- ment reserves the right to perform any of the inspections set forth in the specification where such
26、inspections are deemed necessary to assure supplies and services conform to prescribed requirements. 4.2 Sampling for inspection and tests. Sampling for inspection and tests shall be in accordance with the provisions of Standard MIL-STD-105, except where otherwise indicated. shall consist of all mat
27、erial of the same type and contruction from the same manufactured batch and shall be limited to the number of bars produced in a single workday (24 hours). For purposes of sampling for inspection, a lot 4.2.1 Inspection of components and materiais. The supplier shall be responsible for insuring that
28、 the quality assurance provisions for components or materials shall be in accordance with this specification and with referen- ced subsidiary specifications to the extent applicable. In the event of con- flict, this specification shall govern. 4.3 Inspection of the end item. 4.3.1 Examination of the
29、 end item. The end item shall be examined in accordance with the classification of defects in the applicable subpara- graphs at the inspection levels and acceptable quality levels (AQLs) set forth in 4.3.1.4. of the same type for examination of visual, contents and preparation for delivery defects.
30、Random samples shall be drawn from each lot of end items The lot size for purposes of determining the sample size, 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-LOBO5D 91 9979906 0079799 1 -. L-F-o 805 in accordance with Standard MIL-STD-10
31、5, shall be expressed in units of filled primary containers of the same capacity, consisting of compressed fuel manu- , factured in one batch for the examination in 4.3.1.1 and in units of shipping containers for examination under 4.3.1.2. 4.3.1.1 Examination of the packaged end item for defects in
32、form, color, workmanship, packaging and marking. The sample unit for this examination shall be one packaged fuel bar. Examine Defect Exterior appearance of packaged fuel bar for: Form Workmanship Any evidence of improper or incomplete seal Not densely molded bar. Not uniform texture. Corners not rou
33、nded. Edges not beveled or rounded. One face not indented in two places (type I Indentations do not divide bar in approximately (examine for visible channels). only). 3 equal parts (type I only). Not light blue. Not reasonably uniform. Crumbly (brittle). Separation of components; magnesium stearate
34、Surface not smooth. Any broken edge. Score marks not straight and sharp (type L only). particles separated from bar. Container (individual wrap): Cons truc t ion Not as specified (see 5.1). Seals Color (exterior) Not sealed on four sides. Any evidence of dust or other foreign matter on inside of sea
35、ls (see 6.4). Less than 3/8 inch in width. Fins bent or broken. Not OD. Not uniform. 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-LOBOSD 71 W 7797306 0097800 L1 W MIL-F-10805D Examine Defect Workmanship Markings Any dirt or foreign matter.
36、 Any cut, tear or puncture. Fuel bar not centered. Missing , incomplete, illegible, incorrect (see 3.6). 4.3.1.2 Examination of preparation for delivery. An examination shall be made to determine that markings, materials, workmanship and contents comply with the requirements of Section 5 of this spe
37、cification. shall be one shipping container, fully packed, selected just prior to the closing operation. Closed shipping containers, fully prepared for delivery, shall be examined for closure defects. The sample unit Examine Defect Markings (packages Incorrect, incomplete, illegible, omitted; of imp
38、roper and shipping con- size, sequence or method of application; not in ac- tainers) cordance with contract requirements. Fa t er ia 1 Workmanship Contents Any nonconforming component; component missing, damaged or otherwise defective. Inadequate application of components such as: incomplete closure
39、 of container flaps, loose or inadequate sealing, strapping or stapling. Bulged or distorted containers. Number of unit packages per shipping container is more Intermediate package not as specified (see 5.1.1.2). Number of unit packages per intermediate package or less than required. is less than sp
40、ecified. 4.3.1.3 Inspection levels and acceptable quality levels (AQLs) for examinations. The inspection levels and the acceptable quality levels (AQLs) expressed in defects per 100 units shall be as follows: Examination paragraph Inspection level - AQL 4.3.1.1 4.3.1.2 I s-2 7 1.5 4.0 Provided by IH
41、SNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_. - MIL-F-LOOCD 71 m 777770b 0079801 b m MIL-F- 10805D 4.3.2 Testing of the end item. The end item shall be tested for the characteristics specified in Section 3 in accordance with test methods speci- fied in table
42、II. The lot size for test purposes shall be the number of con- tainers of the same type containing compressed fuel of the same type from a single manufactured batch. leakage shall be 14 packaged bars. water leakage test shall be 3. For the water leakage test the sample unit shall be three packaged b
43、ars and the sample size shall be the same as used for examination in 4.3.1.1 (the same samples may be used except that the water leakage test should be performed first). A batch is defined as the amount I of product made from the same materials, at the same time and under the same manufacturing proc
44、ess. unit for ali characteristics. The lot shall be unacceptable if there is any failure to meet any characteristic applicable to the sample unit. ? . The sample unit for all tests except wrapper The sample size for all tests except the A single determination shall be made on each sample 8 Provided
45、by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-LOBOSD 71 777770b 0077802 4 m s gH - ,/- I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-LOBOSD 71 777770b 0077803 T MIL-F-10805D 7 4.4 Test proced
46、ures. 4.4.1 Trioxane. A 10.0 gram sample of the fuel bar shall be exposed in The loss in weight-ex- air at 100 + 5F. for 96 hours and then reweighed. pressed in Percent is trioxane. 4.4.2 Magnesium stearate. Weigh one fuel bar to the nearest 0.1 gram. Place bar in a tared aluminum dish and burn in a
47、n atmosphere free from air currents. After burning is completed weigh the ash and calculate the per- centage of magnesium stearate as follows: 4.4.2.1 Calculation. Percent magnesium stearate = Weight of residue x 100 weight of bar 4.4.3 Weight. The weight of the finished bar shall be determined by i
48、ndividually weighing ten (10) bars and calculating the average weight per bar. 4.4.4 - Form. Length, width and thickness and depth of scoring in type I bar, shall be determined by individually measuring three (3) bars and calculating the average dimensions per bar. 4.4.5 Performance. Ignite one.bar
49、at room temperature (72F + 5F.) in an atmosphere free from air currents. Note the time of ignition. During .-“I - a-J burning, observe the following: Steadiness of flame, (b) color and dition of unburned portion prior ta complete combustion whether solid or liquid. (a) luminosity of flame, (c) odor of volatile products of combustion, (d) con- Note time when burning ceases and calcu
