1、26 January 1984 SUPEKSE D ING MIL-B-734D 31 January 1969 MILITARY SPECIFICATION BREAKERS, PAVING, GASOLIm-POWERED, SELF-CONTAINED This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers a self-contained, gasol
2、ine-engine- driven multi-purpose paving breaker-driver-sinker drill. 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 Specifications and standards. Unless otherwise specified (see 6.2), the following specifications and standards of the issue listed in that issue of the Department of Defense I
3、ndex of Specifications and Standards (DODISSI specified in the solicitation form a part of this specification to the extent specified herein. SPECIFICATIONS FEDERAL P-c-444 PPP-B-601 PPP-B-636 PPP-P-40 - Cleaning Compound, Solvent Soluble, - Boxes, Wood, Cleated-Plywood. - Boxes, Shipping, Fiberboar
4、d. - Packaging and Packing of Hand Tools. Grease Emu1 s if y ing . Beneficial comments (recommendagions, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: USA Belvoir Research and Development Center, ATTN: STRBE-DS, Fort Belvoir, VA 2
5、2060 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. FSC 3820 ; .*- . II Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-T4IL-13- 7343 MIL-P-116 MIL-B 1 2 1
6、HIL-V- 17 3 M IL-I?- 514 MIL-T-7 04 MI 2-L- 210 4 MIL-G-3 05 6 MIL-E-10062 MIL-G- 10924 MIL-C-12044 MIL-P- 19834 MIL-G-20241 MIL-T-22085 MIL-L-46167 MIL-E-52929 MIL-S-817 33 STANDARDS MIL-STD-10 5 MIL-STD- 129 MI I,-STD-13 O MIL-STD -461 MIL-STD -889 MIL-CTD-1186 MIL-STD-1188 MIL-STD- 147 2 MIL-STD-
7、i474 - Preservation, Methods of. - Barrier Material, Greaseproofed, Water- proof ed, Flexible. - Varnish, Moisture-and-Fungus-Resistant , (for the Treatment of Communications, Electronic, and Associated Electrical Equipment). - Plates, Identification Instruction and Marking Blanks. - Treatment and P
8、ainting of Materiel. - Lubricating Oil, Internal Combustion - Gasoline, Automotive, Combat . - Engines: - Grease, Automot ive and Artillery - Chests, Plywood. - Plate, Identification, Metal Foil, Adhesive Backed. - Gasket Material, Wool Felt, impregnated, Adhes ive , Pressure-Sens it ive . - Tape, P
9、ressure Sensitive, Adhesive, Preservation and Sealing . - Lubricating Oil, Internal Combustion Engine, ( Arctic) . - Enamel, Alkyd, Camouflage, Flash Dry. - Sealing and Coating Compound, Corrosion Engine (Heavy Duty). Preparation for Shipment and Storage of. Inhibit ive - Sampling Procedures and Tab
10、les for Inspection - Marking for Shipment and Storage. - Identification Marking of US Military - Electromagnetic Interference Character - Dissimilar Metals. - Cushioning, Anchoring, Bracing, Blocking by Attributes. Property istics Requirements for Equipment, and Waterproofing; with Appropriate Test
11、Methods Equipment Military Systems, Equipment: and Facilities . - Commercial Packaging of Supplies and - Human Engineering Design Criteria for - Noise Limits for Army Materiel. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-734Ep38 W 9797906
12、 0208733 T W MIL-B-734E 1 AMERICAN NATIONAL STANDARDS INSTITUTE (ANSI) (Copies of specifications, standards, and drawings required by contractors in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting officer.) 2.2 Other p
13、ublications. The following document(s) form a part of this specification to the extent specified herein. The issues of the documents which are indicated as DoD adopted shall be the issue listed in the current DoDISS and the supplement thereto , if applicable. O S5.1 - Test Code for the Measurement o
14、f Sound from Pneumatic Equipment. (Application for copies should be addressed to the American National Standards Institute , Inc. , 1430 Broadway , New York, NY 10018.) SOCIETY OF AUTOMOTIVE ENGINEERS (SAE) SAE Handbook (Application for copies should be addressed to the Society of Automotive Enginee
15、rs , 400 Commonwealth Drive , Warrendale , PA 15086. ( Industry association specifications and standards are generally available for reference from libraries. using Federal agencies. They are also distributed among technical groups and 2.3 Order of precedence. In the event of a conflict between the
16、text of this specification and the references cited herein, the text of this specification shall take precedence. 3. RE QU IREMENTS 3.1 Description. The breaker shall be a hand-operated and controlled two cycle-gasoline-engine driven multipurpose unit. performing the following functions (1) breaking
17、, (2) drilling, (3) tamping, (4) driving stakes, earth anchors and grounding rods (5) digging hardened soils and frozen ground and (6) cutting asphalt. breaker and shall consist essentially of a light-weight power unit, controls, housing, and a front head equipped with a chuck for collared-shank too
18、ls. The breaker shall produce compressed air internally for use in drilling. The breaker shall be the current commercial production model of a standard product and except for product improvements which have been incorporated in the commercial production units , shall have been marketed and fielded f
19、or use cbntinually in the exact configuration with all components to be furnished for at least one year prior to opening of technical proposal or bid. The breaker shall have proven wide spread commercial usage experience and acceptance in most types of geographic areas , climatic conditions and alti
20、tudes. The breaker shall be equipped with all components necessary to enable the breaker to function The unit shall be capable of The unit shall be referred to as a 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-reliably and efficiently in a susta
21、ined operation, all federal laws and regulations governing, safety, noise levels, and pollution which are in effect on date of bid. The breaker shall conform to 3.2 First article, The contractor shall furnish one or more breakers for examination and testing within the time frame specified (see 6.2)
22、to prove prior to starting production, that his production methods and choice of design detail will produce breakers that comply with the requirements of this specification. Examination and tests shall be as specified in section 4 and unless otherwise specified herein, all examinations and tests sha
23、ll be conducted by the contractor subject to surveillance and approval by the Government (see 6.3). When specified (see 6.2), the Government will conduct any or all of the preproduction examination and tests, as specified. 3.3 Len th. The length, less attachment, shall be not more than 30 inches (76
24、.2cmT;- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-73LtE 38 U 7977706 0208737 Lt MIL-B-734E tested in accordance with the requirements of referenced specifications and standards set forth in the specification where such inspections are dee
25、med necessary to assure supplies and services conform to prescribed requirements. 4.2 Classification of inspection. Inspection shall be classified as follows: a. b. c. Inspection comparison (see 4.6). d. First article inspection (see 4.3). Quality conformance inspection (see 4.4). Inspection of pack
26、aging (see 4.7). 4.3 First article inspection. 4.3,l Examination. The breaker shall be examined for the defects as Presence of one or more defects shall be cause for specified in 4.5.1. rejection. 4.3.2 Tests. The first article breaker shall be tested as specified in 4.5.2. Failure of any test shall
27、 be cause for rejection. 4.4 Quality conformance inspection. 4.4.1 Examination. Each breaker shall be examined as specified in 4.5.1, items 111, 116, 120, 123, 124, 126, 129, 130, 131 and 132. Presence of one or more defects shall be cause for rejection. 4.4.2 Quality conformance test. Each breaker
28、shall be serviced as required and shall be run-in in accordance with the manufacturers normal procedures for a period of not less than 15 minutes. 4.4.2.1 Failure criteria. One or more functional defects shall constitute failure and acceptance of the equipment shall not be approved until all defects
29、 are corrected. 4.5 Inspection procedures. 4.5.1 Examination. The breaker shall be examined for the following defects: 101. Weight not as specified. 3.4 102. Interchangeability not as specified. 3.5 103. Material not as specified. 3.6 104. Materials are not corrosion resistant or treated 3.6.1 to be
30、 made corrosion resistant for the applicable storage and operating environment, not effectively insulated from each other. for identification of material, material finishes or treatments. 105. Dissimilar metals as defined in MIL-STD-889 are 3.6.1.1 106. Contractor does not have documentation availab
31、le 3.6.1.2 107. Safety protection not as specified. 3.8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-108 o 109 . 110. 111 . 112. 113 o 114. 115 . 116. 117. 118. 119 . 120 . 121. 122. 123 . 124. 125 . 126. 127. 128 . 129 4 130. 131. 132. 133. M IL-
32、B - 7 3 4E Human factors not as specified. Ease of maintenance not as specified. Gasoline-engine-power unit not as specified. Fuel strainer not furnished. Air cleaner not as specified. Ignition system not as specified. Controls not furnished or not as specified. Fuel tank not as specified. Exhaust d
33、eflector not furnished or not as specified. Cranking system not as specified. Front head assembly not as specified. Tool steel retainer not as specified. Oil can not as specified. Electromagnetic interference emission not as specified. Fungus and moisture resistance treatment not as specified. Ident
34、ification markings not as specified. Instruction plates not as specified. Treatment and painting not as specified. Chest not as specified. Blowing air not as specified. Rotating mechanism not as specified. Chuck not as specified. Accessories not as specified. Breaker kit not as specified. Harness no
35、t as specified. Workmanship not as specified. 3.8 3.9 3.10 3.10.2 3.10.4 3.10.6 3.10.3 3.10.8 3.11.1 3.12 3.13 3.15 3.16 3.17 3.19 3.21 3.22.1 3.22.2 3.22.4 3.22.5 3.22.6 3.23 3.10.5 3.10.7 3.11 3.22.3 4.5.2 Tests. - 4.5.2.1 Test conditions. Prior to being tested, the breaker shall be lubricated wit
36、h military oils conforming MIL-L-2104 and MIL-L-46167. Oils shall be those designated for use in the ambient temperatures at which the test is being performed. Fuel mix shall be in accordance with 3.18. 4.5.2.1.1 Energy efficiency requirements. Energy efficiency shall be computed based upon the tota
37、l number of hours as required for testing (see 4.5.2.4, 4.5.2.4.2, 4.5.2.5, 4.5.2.5.2, 4.5.2.6, 4.5.2.6.2, 4.5.2.6.3 and 4.5.2.7) fuel consumption exceeding 2.0 quarts (1890 mi) per hour shall conetitute failure of any operational test herein (see 3.22.7). 4.5.2.2 Test procedure. Run-in the breaker
38、in accordance with the manufacturers recommended procedure; following the run-in, operate the breaker continuously with the following accessories. Eight hours with 1-inch chisel and four hours with moil point breaking up concrete, six hours with asphalt chisel cutting up asphalt, 2 hours tamping, tw
39、o hours with spade digging clay; and two hours with drill rod and bits drilling in barre granite. 4.5.2,2.1 Air Filter. The air filter shall be cleaned and checked after each 8 hours of operation. Using solvents in accordance with P-C-444, air or soap and water . 12 I Provided by IHSNot for ResaleNo
40、 reproduction or networking permitted without license from IHS-,-,-MIL-8-734E 38 m 9777706 0208741 2 MIL-B-734E 4.5.2.2.2 Failure criteria. Evidence of loss of power, of the breaker, deterioration of the filter or filter element, mechanical failure, malfunction, permanent deformation, leaking, failu
41、re to meet the criteria in 4,5.2.2.1 shall constitute failure of this test. 4.5.2.3 Breaker performance. 4.5.2.4 Breaking concrete. Operate the breaker using the 1 inch chisel to break concrete for 8 hours consisting of 8 consecutive periods of 50 minutes of continuous operation. compressive strengt
42、h shall be not less than 5,000 psi (34.48 MPa). The concrete shall be not less than 4 inches (10.16cm) thick. The breached rate of concrete shall be not less than 25 square feet (2.32 square meters) per hour and shall be as uniform in size as possible, no size shall be greater than the slab thicknes
43、s. Stop the breaker only to refuel the tank. The concrete 4.5.2.4.1 Failure criteria. Evidence of mechanical failure malfunction, permanent deformation, leaking, breakage of any part or component and failure to meet the criteria in 4.5.2.4 shall constitute failure of this test. 4.5.2.4.2 Moil point.
44、 Operate the breaker using a Moil point breaking concrete for 4 hours consisting of four consecutive periods of 50 minutes of continuous operation. compressive strength shall be not less than 5,000 psi (34.48 MPa). The concrete shall be not less than 4 inches (10.16 cm) thick and shall be as uniform
45、 in size as possible. Stop the breaker only to refuel the tank. The concrete No size shall be greater than the slab thickness. 4.5.2.4.2.1 Failure criteria. Evidence of mechanical failure, malfunction, permanent deformation, leaking, breakage of any part or component and failure to meet the criteria
46、 in 4.5.2.4.1 shall constitute failure of this test. 4.5.2.4.3 Nuclear-biological-chemical (NBC) protection. The breaker shall be tested for 2 hours in accordance with 3.8.2 and 4.5.2.4. Nonconformance to 3.8.2 shall constitute failure of this test. 4.5.2.5 Cutting asphalt. Operate the breaker using
47、 a not less than 3 inch chisel to cut asphalt pavement for 6 hours consisting of six consecutive periods of 50 minutes operation. Stop the breaker only to refuel the tank. Pavement cut shall be as uniform in size as possible. Dimensions shall not be greater than 6 inches (15.24 cm) by 6 inches (15.2
48、4 cm) with a thickness not less than 8 inches (20.32 cm). The breached rate of asphalt pavement shall be not less than 5 square feet (.46 square meter) per hour. 4.5.2.5.1 Failure criteria. Evidence of mechanical failure, malfunction, permanent deformation, leaking, breakage of any part or component
49、 and failure to meet the criteria in 4.5.2.5 shall constitute failure of the test. 4.5.2.5.2 Tamping rod with pad. pad not less than 5 inches square, compact soil in a confined area, such as abutments, retaining walls, trenches and foundation bases for concrete slabs. Operate the breaker using a tamping rod with 13 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-734E Continuously operate for
