1、 - . f NIL-T-g5bD 12 9Ob 0308525 3 W M- General Specification Govern- ing the Manufacture, Assembly and nspec- tion Of tion Governing the Manufacture and In- spection Of Parts, Equipment and Tools for Army Materiel, Packaging and Packing Of Inspection Equipment, Acquisition, Dis- position and Mainte
2、nance Of Fire Control Materiel; General Specifica- U.S. Army, Frankford Arsenal Sampling Procedures and Tables for In- Quality Assurance Terms and Definitions Environmental Test Methods spection by Attributes F8565556 Pressure Tester, Two-Station FSC 1240 . . . THIIS DOCUMENT CONTAINS /Y PAGES. Prov
3、ided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-45bD 12 = 7999906 030852b C I MIL-T-45688D (MU) Fa574700 Telescope, Articulated: Ml05 Series F11747310 Telescope, Articulated: M105E1 PACKAGING DATA SHEET P8574700 Packaging of Telescope, Articulated:
4、 P11747310 Packaging of Telescope, Articulated: Ml05 Series M105E1 (Copies of specifications, standards, drawings, and packaging data sheets required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or as directed by the con- tracting offi
5、cer.) 3. REQUIREMENTS 3.1 Fabrication.- The telescope shall be manufactured in accordance with the drawing applicable to the type telescope specified in the con- tract and drawing pertineht thereto. 3.2 General specification.- The contractor shall be responsible for adherence to, and compliance with
6、, the following requirements of MIL-F- 13926: a. Order of precedence b. Dimensions and tolerances c. Inorganic protective surface finishes d. Part identification and marking 3.3 Workmanship.- The requirements of MIL-F-13926 shall be met. The exterior protective surface finishes shall be free of defe
7、cts which may affect their protective qualities or appearance. Optical surfaces shall be free of scratches and blemishes which may affect their optical quali- ties or appearance. 3.4 Temperature conditions.- Except as specified in 3.5.1 and 3.5.2, the following requirements shall be met at a tempera
8、ture between 60 and 90 Fahrenheit (F) . *; 3.5 Environmental. 3.5.1 Storage temperatures.- The telescope shall show rio evidence of physical failure such as cement separation, glass breakage or casting failure and shall meet the applicable requirements of this specification at a standard ambient tem
9、perature of 60 to 90F after having been ex- posed and thermally stabilized at -8OO and +160 Fahrenheit (F). 3.5.2 Extreme operating temperatures.- The telescope shall meet the applicable requirements of 3.9 while exposed and thermally stabilized at -400 and +150 F. 2. Provided by IHSNot for ResaleNo
10、 reproduction or networking permitted without license from IHS-,-,-UIL-T-45bD 12 m 777Ob 0308527 7 W MIL-T-45688D(MU) 3.5.3 Vibration.- Th telescope shall show no evidence of physical failure due to being vibrated Fuccessively along three (3) mutually perpendicular axes. frequency varying either lin
11、early or logarithmically from 5 to 55 to 5 CPS in five minute cycles for a total of 15 minutes along each of the axes. inch (1/32 inch total excursion). telescope shall meet all subsequent requirements. Vibration shall be a simple harmonicmotion, the The amplitude of vibration shall be maintained co
12、nstant at 1/64 Following the vibration test the 3.6 Sealing.- The telescope shall show no evidence of leakage in excess of 0.2 pounds per square inch gage when subjected to an internal pressure of 5 2 0.10 pound per square inch (psig) for a minimum of 2 hours, The interior atmosphere of the accepted
13、 telescope shall contain nitrogen having a dew point at least as low as -250F. 3.7 Cleanliness. 3.7.1 Dirt.- Inspection for dirt and foreign particles (classed as The maximum size of any visi- dirt) shall be made from the eye end only. ble particle, when the reticle is brought into sharp focus, shal
14、l be a re- ticle line width. The maximum number of dirt particles appearing within a central field of view of 50 mils diameter shall be four (4). The maximum number of dirt particles appearing outside this field of view shall be five (5). The minimum angular separation between dirt particles shall b
15、e 15 mils. Dirt particles smaller than k reticle line width shall be ignored regardless of distribution. 3.7.2 Other defects.- There shall be no evidence of moisture, grease, fingerprints, condensates, fractures, and adhesive separations when viewing thru the objective and eye end of the instrument.
16、 3.8 Accuracy. 3.8.1 Orientation.- The telescope shall meet the requirements of 3.8.2 to 3.8.3 inclusive while positioned as follows: a. The geometric axis of the objective tube, as determined by the spherical surfaces of the mounting ring adjacent to Window Assembly and the mounting ring adjacent t
17、o the articulated joint, shall be in a horizontal plane. e;. one minute counter-clockwise from the horizontal as viewed from the eyepiece b. The locating pin shall be set 30 degrees, plus or minus C. The eyepiece shall form an angle of 20 5 15 below the geometric axis of the objective tube when meas
18、ured on the hanger bracket flat surface at the eyepiece end. 3.8.2 Collimation. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-45 6883 (MU) 3.8.2.1 Z1evation.- The line 02 sight thro-?.gh the boresight cross (zero range line) shall be ?onition
19、ed above the geometric axis of the telescope in accordance 17ith the mil velue indicated on Che drawing for the reticle iitilized, within ?lus or minus 0.5 mils. 3.8.2.2 Deflection.- The line of sight thitouzh the boresight cross of the reticle pattern utilized shall be in coincidence with a vertica
20、l plane that passes through the geometric axis of Lhe ob jectf-ve tuSe within 0.50 mils. 3.8.2.3 Coincidence 02 reticles.- The Une. o sight through the boresPsht cross of the o?posite reticle pattern shall coincide with the line OZ sight of the reticle osition established in 3.C.2.1 and 2.8.2.2 with
21、in -07 mil. 3.8.3 Parallax.- Parallax at the center 02 the Zield shal-1 not exceed 0.05 mil when viewing a target iiit!i.in the limito o? 201! to 15OU meters 3.8.4 Parallelism 02 reticle and ima:e.- he verCical line 02 the mAT or MIL pattern on the recicle utilized chad1 be -nrallel to the image oil
22、- a vertical target line within 30 minutes o arc. 3.8.5 Xeticle Jander.- The image or the rekicie boresight cross shall not deviate more than 1 degree Lr-,m a r:ed reeience in an atixkliary telescope secured to the eyeFiece vhen the eye?icce end 02 the telescope is elevated and depressed through its
23、 Lull range Lrom sto? to stop. I i i. i 3.8.6 Reticle lean.- The angilar rotation or the reticle image shall not exceed 1,O degree Lrom a fixed reference in cn m:ilFary tclesco:e secured to the eye-iece when the eye?iece end 02 the telesco-e is elevated and depressed through its Zu11 rsnze rom stop
24、to sto). 3.8.7 Image tilt.- The image of a verticel target line skill be verticle within 1 degree of arc when the telcsco?e is positioned as in 3.8.1. 3.8,8 Resolution.- The resolution on the O?tkal 2.5:; 5ha1 %e 6.0 seconds 02 arc o less. 3.8.9 Syepiece focus.- Eyepiece focus shall be adjustable ov
25、er the range OC plus and minue 4.0 do?tere as read on the eyepiece scale. Thaz,zero diopter setting o the reticle shall indicate zero within 0-25 diopter, when the image of an inrinity target is in sharp focus. 3.8.10 Reticle accuracy.- The angular value between the borenizht cross and the maximm ra
26、nge mark Cor each reticle shali be as indicated on the reticle draving within 0-3 mil, 3.9 Operability. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-45688D (MU) 3.9.1 Diopter adjustment.- The torque required to rotate the diopt- er adjustm
27、ent shall not exceed 20 pound-inches at standard ambient temp- erature and 25 pound-inches at the extreme operating temperatures of 3.5.2. 3.9.2 Reticle transfer lever.- The reticle transfer lever shall be operable at the extreme operating temperatures of 3.5.2. 3.9.3 Articulated joint.- With the te
28、lescope on its side, unrestrict- ed, the torque required to rotate the objective tube about the full ex- cursion of the articulated joint shall not exceed 50 pound-feet at stand- ard ambient temperature and 75 pound-feet at the extreme operating temp- eratures of 3.5.2. 3.10 Reticle illumination.- W
29、ith light applied to the reticle illumi- nation window the reticle marking shall be clearly defined when observed pattern is shifted into the focal plane. 4. QUALITY ASSUWCE PROVISIONS 4.1 Responsibility for inspection.- Unless otherwise specified in the contract or purchase order, the supplier is r
30、esponsible for the per- mance of all inspection requirements as specified herein. otherwise specified, the supplier may utilize his own facilities or any other facilities suitable for the performance of the inspection require- ments specified herein, unless disapproved by the Government. The Gov- er
31、nmen: reserves the right to perform any of the inspections set forth in the specification where such inspections are deemed necessary to as- sure supplies and services conform to prescribed requirements. Except as 4.1.1 General provisions.- The component and subassembly inspec- tion requirement of M
32、IL-F-13926 form a part of the Quality Assurance Pro- visions of this specification. as listed in MIL-STD-109. Definitions of inspection terms shall be 4.2 First article (initial production) approval.- The requirement for first article approval and the responsibility (Government or con- tractor) for
33、first article testing shall be as specified in the contract. The sample for first article approval shall consist of three telescopes plus three each of all items covered by SQAP. The sample shall be manufactur- ed i$ the same manner, using the same materials, equipment, processes, and procedures as
34、used in regular production. All parts and materials, including packaging and packing, shall be obtained from the same source of supply as used in regular production. 4.2.1 Government testing.- When the Government is responsible for conducting first article approval tests, the contractor, prior to su
35、b- mitting the sample to the Government, shall inspect the sample to insure that it conforms to all the requirements of the contract and submit a record of this inspection with the sample, including certificates of con- formance for materials. 5 Provided by IHSNot for ResaleNo reproduction or networ
36、king permitted without license from IHS-,-,-MIL-T-45688D (M) 4.2.2 Contractor testing.- When the contractor is responsible for conducting first article approval tests, the sample shall be inspected by the contractor for all the requirements of the contract. and a record of this inspection, including
37、 certificates of conformance for materials, shall be submitted to the Government for approval. The Government reserves the right to witness the contractors inspection. The sample i 4.3 Inspection provisions. 4.3.1 Submission of product.- Unless otherwise specified by the con- tracting officer, inspe
38、ction lot size, lot formation and presentation of lots shall be in accordance with “Submission of Product“ provisions of MIL-STD-105. * 4.3.2 Examination and tests. 4.3.2,l Components and subassemblies.- All components and subassem- blies shall be inspected in accordance with the inspection provisio
39、ns contained in Supplementary Quality Assurance Provisions (SQAP) listed in the technical data package (TDP). In the absence of SQAPS, the appli- cable Quality Assurance Provisions of MIL-F-13926 shall apply. Examina- tion, and tests related to Section 3 herein shall be performed on a single defect
40、(individual characteristic) basis in accordance with MIL- STD-205 and the sampling plans specified in Tables I, II and III herein. Examination and tests for packaging, packing, and marking shall be in accordance with MIL-P-14232 and Section 5 herein. The tabulated classi- fication of defects in Tabl
41、e I, II and III shall constitute the minimum inspection to be performed by the supplier after first article approval and prior to Government acceptance or rejection by item or lot. TABLE I - CLASSIFICATION OF DEFECTS CLASS CRITICAL : NONE - MAJOR: AQT, 0.65% Defective - 101 . 102. 103. 104. 105. 106
42、 14J 108. 109. 110 . 111. 112. 113. REQUIREMENT TEST PROCEDURE Vibration 3.5.3 Cleanliness 3.7 Sealing 3.6 Interior atmosphere 3.6 Collimation, elevation 3.8.2.1 Collimation, deflection 3.8.2.2 Collimation, coincidence of 3.8.3.2 Parallax 3.8.3 Parallelism of reticle and image 3.8.4 Reticle wander 3
43、.8.5 Reticle lean 3.8.6 Image tilt 3.8.7 Resolution 3.8.8 reticles 4.6.3 4.6.5 4.6.6 4.6.7 4.6.8.1 4.6.8.1 4.6.8.2 4.6.8.3 4.6.8.4 4.6.8.5 4.6.8.6 4.6.8.7 4.6.9 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-45bBD 1i2 MIL-T-45688D (MU) 114,
44、Eyepiece focus 3.8-9 .4.6.10 115. Reticle accuracy 3.8.10 4.6.11 117. Operability, articulated joint 3.9.3 4.6.14 MINOR: None Defined 116. Operability, diopter adjustment 3.9.1 4.6612 118, Reticle illumination 3.10 4.6*15 NOTE: The tests in Table I shall be conducted at a temperature be- tween +60 a
45、nd +9O0F. 4.3.3 Acceptance and rejection.- Rejected lots shall be screened for all defective characteristics. and resubmittance of rejected lots shall be in accordance with “Accept- ance and Rejection“ as specified in MIL-STD-105. Removal or correction of defective units 4.4 Special sampling. 4.4.1
46、General.- Three telescopes shall be selected at random by a Government representative as a special sample from each 100 produced, The sample shall meet the requirements and tests in Table II. TABLE II NO. CHARACTERISTICS - 301. Fabrication REQUIREMENTS TEST PROCEDURES 3.1 Applicable drawings - Visua
47、l 302. General specification .3.2 MIL-F-13926 - Visual 4.4.2 Environmental.- Three telescopes shall be selected at random by a Government representative as a special sample from each 50 produced or from each months production, whichever occurs first. The samples shall have met the requirements and t
48、ests in Table III and shall then meet the requirements and tests in Table I. TABLE III - NO, CHARACTERISTICS TEST PROCEDURES REQU IREFENT S 3Q3. Stora e temperature 3.5.1 4.6.1 304. Operability, diopter 3.5.2, 4.6.2, adjustment 3.9.1 4.6.12 305. Operability, reticle 3.5.2, 4.6.2, transfer lever 3.9.
49、2 4.6.13 306. Operability, articulated joint 3.5.2, 3.9.3 4.6.14 (-80 Ei F +160F) . NOTE: The tests for Characteristics 304 through 306 inclusive shall be conducted at -4OO and +150F. 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-45688D (MU) 4.4-3 Failure of sample.- Should any one itemof a special sampling fail to meet th
