1、MIL-M-LI8575 12 W 7777706 0431585 O M MIL-M-48575 (MU) 29 April 1977 MI LITA RY S P ECIF ICATI ON MOW, TELESCOPE: 11741796 “This specificatioc is approved for use by all departments and agencies of the Department of Defense“. L. SCOPE 1.1 Viis specification covers one type of mount known as Mount, T
2、ele- 11741796 used with the Lightweight Company ?lortar 60Hb1, ,01224 (See sccpc: 6.11. his mount has radio-actively illuminated scales and Level vials. 2. APPLICABLE DOCU.IEXTS Throughout this specification this instrument is referenced as “moynt“. 7.1 The following documents, of theissue in effect
3、 on date of invi- tation for bids or request for proposals, form a part of this specifica- tion to the extent specified herein. SPECIFICATIONS ?!i 1 it ary XIL-F-13926 XL-P- 14232 ?IL-I-43607 FIIL-L- 507 7 8 ?i i 1 i t ary Fire Control Nateriel: General Specification Governing the Manu- facture and
4、Inspection of Parts, Equipment and Tools for Army Materiel, Packaging and Packing Of inspection Equipment, Supply and Maintenance Of Liquid Scintillation System for Radio- active Fire Control MIL-STD-105 Sampling Procedures and Tables for Inspection by Attributes XIL-STD- 109 Quality Assurance Terms
5、 and Defini- t ions NIL- STD- 8 1 O Rwironmental Test Methods ?IIL-STD- 14 58 Radioactive Materials: larking and Labeling of Items, Packages and Shipping Containers for Identification in Use Storage and Transportation “- i; b p BmeficiaL corrnncnts (recommendations, additions, deletions) and any per
6、ti- i .?t iata whicli xnay be of use in improving this dociunent should be addressed :O: C.xrr?.ander, XRRADCOEI, ATTX: D-WAR-TST-S, Dover, S.J. 07801 by using ! the self-addressed Standardization Document Improvement Proposal (E Trn 1176) appearing at the end of this document or by letter. FSC 1240
7、 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-fi575 32 9999906 0433586 2 = DRAWING US Army, Frankford Arsenal F11741796 F6523553 F7680631 F769 1596 F11750708 F11750709 F1175O712 ?lount, Telescope: 117L1796 Elevation and Cross Leveling Fixtur
8、e Dioptometer Azimuth Test Fixture Adapter, Final Inspection, Elevation Adapter, Final Inspection, Azimuth Alignment Gage, Final Inspection, Azimuth PACKAGING DATA SHEETS 11741796 Packaging of Mount Telescope: 11741796 (Copies of specifications, standards, drawings and packaging data sheets required
9、 by suppliers in connec.tion with specific procurement functions should be obtained from the prdcuring activity or as directed by the con- tracting officer.) 2.2 Other publications.- The following documents form a part of this specification to the extent specified herein. Unless otherwise indicated
10、the issue in effect on date of invitation for bids or request for proposal shall apply. DEPARTMENT OF TRANSPORTATION, BUREAU OF HAZARDOUS HATERIAL 49 cFR 171-190 - Interstate Commerce Commission and Department of Transportation Rules and Regulations for the Transportation of Explosives and other Dan
11、gerous Articles. (Application for copies should be addressed to the Superintendent of Documents, Government Printing Office, Washington, D.C. 70402.) CODE OF FEDERAL REGULATIONS Title LO (Nuclear Regulatory) Part 20: Standards for protection against radiatiori: material. d Part 30:- Rules of general
12、 applicability to licensine $7 of by-product (Application for copies should be addressed to the Superintendent of Documents, Government Printing Office, Washington, D.C. 20402.) 3. REQUIREMENTS 3.1 Radioactive niaterial: - ?respective bF.:ers siould be cngnizant of the need for a Nuclear Regulator C
13、missiw License governin; the pro- c ur ern en t PO s s e s s i on , hand l ing and s ! L i p p OE (STAXDARD T!XPERATURE) (EXTRDIE OPEUTLNG TEIPEEWTURE) Xax - lax iin - Ilccition O. 5 * 4.0 0.5 9.0 Xz imuth 0.5 4.0 O. 5 9.0 )lin - 3.17 Illumination.- The markings of the scales indices and level vials
14、 should be c Learly distinguishable when observed in ambient Light conditions ranging frum dusk into night at a dlstance of 18 to 20 inches. 3.18 Reliability.- The mount: shall have a minimum Hean Rounds Between Failure (IRBF) of 5000 rounds and based on a mission of 210 rounds, the probability of s
15、uccess is 96 percent (96X). 4. QUALITY ASSURANCE PROVISIONS L.1 Responsibility for inspection.- Unless otherwise specified in the contract or purchase order, the supplier is responsible for the per- formance of all inspection requirements as specified herein. Fxcept as orherwise specified, the suppl
16、ier may utilize his own faciliti:.s or any other facilities suitable for the performance of the inspection require- xnrnts specified herein, unless disapproved by the Coverment. he Govrrn- ment reserves the right to perform any of the inspections set forth in the specification where such inspections
17、 are deemed necessary to assure supplies and services conform to prescribed requirements. 4.l.l General provisioE.- The component and subassably inspection requirements of XIL-F-13926 form a part of the Quality Assurance Provis- ions of this specification. Definitions of inspection terms shall be as
18、 1 is t ed in NIL-CTD- 109. Lc.2 First article (initial production) approval.- The requirement for first article approval and the responsibility (Government or con- tractor) for first article testing shall be as specified in the contract. The sample for first article approval tests shall consist of
19、three (3) nounts plus three (3) each of all items covered by SQAP. The three mounts shall be tested as specified herein for all the requirements of this speci- fication. The items covered by SQAP shall be tested, as specified thereon, for all characteristics delineated on the SQAP. The samples shall
20、 bz manu- factured in the same manner, using the same materials, equipment, processes, 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-M-48575 32 7777906 0433573 b and procedures as used in regular production. All parts and materials, includin
21、g 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 submitt- ing the sample to the Government, shall inspect the sam
22、ple 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 conformance for materials. 4.2.2 Contraccor testing.- When the contractor is responsible for conducting first article approvai tests, the sample sh
23、all be inspected by the contractor for all the requirements of the contract. The sample and a record of this inspection, incliiciing.certificates of conformance for materials, shall be submitted to the Government for approval. The Government reserves the right to witness the contractors inspection.
24、4.3 Inspection provisions. 4.3.1 Submission of product.- Unless otherwise specified by the Con- tracting Officer, inspection lot size, I.:_ formation and presentation of lots shall be in accordance with “Suhission of Product“ provisions of YIL-CTD-105. 4.3.2 hamination and tests. 4.3.2.1 Components
25、and subassemblies.- All comp;ts and subassem- blies shall be inspected in accordance with the inspectio:, provisions con- taized in Supplementary Quality Assurance Provisions (SQAP) listed in the technical data package (TDP). In the absence of SQhPs, the applicable !)uality Assurance Provisions of M
26、IL-F-13926 shall apply. 4.3.2.7 lount.- Examination and tests related to Section 3 herein shall be performed on a class basis in accordance with YIL-STD-105 and the savpling plans specified in Tables II, III, and IV herein. Ewnination and tests for packaging, packing, and marking shall be in accorda
27、nce with XL-P-14232 and Section 5 herein. The tabulated classification of defects in Tables II, ITI, and IV shall constitute the minimum inspection to be performed by the supplier after first article approval and prior to Govern- ment acceptance or rejection by item or lot. TABLE II - CLASSIFICATION
28、 OF DEFECTS cuss CRITTCAL: XONE UJOR: AQL 1.0% Defective REQUIREMENT - 101. Vibration 3.7.3 103. orkn-,anship 3.6 unlocked position locked position 4.6.6.1 46.6.2 4.6.6.3 4.6.6.4 4.6.6.5 4.6.7.1 4.6.7.2 4.6.7.3 4.6.7.4 4.6.8.1 4.6.8.2 4.6.8.3 4.6.8.4 4.6.8.6 4.6.8.6 4.6.9 Lr.6.10 4.6.8.5 :OTE: The t
29、ests in Table II shall be conducted at a temperature be- tween +60F and t90F. L.3.3 Acceptance and rejection.- Rejected lots shall be screened for all defective characteristics. Removal or correction of defective units and resubmittance of rejected lots shall be in accordance with “Acceptance and Re
30、jection“ as specified in ?!IL-STD-105. $.A Special sampling. A.L.1 General.- One mount sliall be selected at random us a special saple from each 100 produced. tests in Table III. The sample shall meet the requirements and TABLE III - CLASSIUTION OF DEFECTS REQUI REX ENT TEST PROCEDURE 301. Fabricati
31、on 3.3 302. General specification 3.G , Applicabie draw- ing - visual visual ?!IL-F-13926 - :.:OT.i: The tests in Cable II-T shall be conduct,! at a tcmperatcre 5ctwern 460 and 19U3P. 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-“. . - I_ -1 .-
32、- MIL-M-4B575 12 7779706 0433573 T MIL-M-48575(MU) 4.4.2 Environmental.- Three mountsshall be selected at random as samples from each 50 produced, or from each months production, whichever occurs first. and shall meet the requirements an6 tests in Table iI. Each sample shall meet the requirenents an
33、d tests in Table IV TABLE IV - CLASSIFICATION OF DmECTS - NO. CHARACTERISTIC REQUIREMENT TEST PROCEDURE 303. 304. 305. 306. 307. 308. 309. 310. 311. 312. 313. Storage temperature 3.7.1 Telescope clamping mechanism, 3.7.2, 3.16.1.1 Telescope clamping mechanism, 3.7.2, 3.16.1.2 Mount locking latch 3.7
34、.2, 3.16.2 Locking kno bs 3.7.2, 3.16.3 Azimuth slip scales 3.7.2, 3.16.4 Elevation knob torque 3.7.2, 3.16.5 Azimuth knob torque 3.7.2, 3.16.5 Shock 3.7.3 Ekternal tritium contamina- 3.1.2 -50F and +160F unlocked position locked position tion (post temperature cycle, post shock) temperature cycle,
35、post shock) Illumination check (post 3.1.3 4.6.1 4.6.2, 4.6.8.1 4.6.2, 4.6.8.2 4.6.2, 4.6.8.3 4.6.2, 4.6.8.4 4.6.2, 4.6.8.5 4.6.2, 4.6.8.6 4.6.2, 4.6.8.6 4.6.3 4.6.5 Visual NOTE: The tests for Characteristics 304 through 310 shall be conducted at temperatures of -50F and +lzed ES prt of the pruacrib
36、ed product tolerance limit. Thus, concept, construction, materials, dimen- sions and tolerances used in design of test equipment: shall. be so eelected knd controlled as to insure thet the test equipment will reliably indicate acceptability of a product which does not exceed 90% of the prescribed to
37、l- . erance limit, and pcrniit positive rejection when non-conformingo Constmc- tion shall be such as to facilitate routine calibration of test equipment. I 4.5.2.3 nspection equipment design requirements. 4.5,2,3,1 Temperature testing.- The volume of Che teat chamber shall conform to the test facil
38、ities requirement8 of MIL-F-13926, The air tem- perature at: the control sensor shall be in accordance with the specified requirements within plus or minus 2, sol?, The temperature gradient acrogc the cross-sectional aren occupied by the- teat item shall not exceed 0.5 F per foot in any direction. T
39、he heat BOUEB of the teat chamber shall not: be so located that: raliant heat, if used, will not fall directly on the test item, Ttiarmocouples or equivalent temperature sensors utilized to determine or controf the specified chamber temperati-ze shall be centrally located within the test chamber in
40、the supply stream, or in the return airstream, whichever provides the specified test condition at the item under test and shall lie baffled or otherwise protected against radiation efect:s. d and test: the clovation and azimuth sccuracy of the mount shall conform to the Eollowing: 1 4.5.2,3,2 Orient
41、ation.- The special testing equipment to position a. b, CI . d, f. li * i* CD a* Elevation and Cross Leveling Fixture, F6523553 Azimuth Test Fixture, P7691596 Adapter, Final Inspection, Elevation, F11750708 Adapter, Final Inspoction,Azimuth, F117S0709 Alignment Gage, Final Inspection, Azimuth, F1175
42、0712 nspection Aid, A8658940 Dioptometer, PG80631 Mounting Bracket for Dioptometer Wall Target 10 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-4.5.2.3,2,1 Mounting bracket f.or dioptometer,- The mounting bracket shall consist of a sleeve and mandr
43、el. joined by a connecting arm. geometric axis of the sleeve and mandrel shall lay in the ame vertical plane within .O01 inch. %e geometric axes of the sleeve and mandrel shall also be horizontal and pornllel EO each other within ,001 inch, metric axis of the sleeve shall be 150 + ,25 inch above the
44、 geometric axis of the mandrel, accepting the Dioptometer , F7680631 (Outside diameter 1.18 - ,O1 inch) . The sleeve shall secure and maintain the dioptometer in a horizontal posf- tion, The mandrel shall have a length of 1.000 + ,250 inch and an outside diameter of ,624 - ,001 inch. install the dio
45、ptometer in the sleeve 3f . the bracket, Rotate rhc dioptomcter until itn verkica.1 reticle line lays in tho acuno vorkicnl plano that: cantairta the geometric axe8 of the sLLa?ve and mandrel, Lock the dioptomctcr in this position, The The geo- The incide diameter of the sleeve shall be capable of 4
46、,5,2,3.2;2 Wall tnrgeL=.- A calibrated wall target shall be utilized in measuring the elevation accuracy requirements lof the mount. target shall contain o vertical and horizontal crossLin pattern together with limiting displacement marks needed to determine line f eight devia- tions (azimuth shift)
47、 during elevation travels, Thia wall target shall be calibrated for a measured dstance between 6.0 and 90 feet, as measured. from the mechanical rotational axis (elevation) of the mount. The wall 4 . 5 . 2 3 . 3 Eleva$ion accuracy, - The testing equipment: specified in 4.5,2,3.2a, 4.5,2.3,2c, 4.5.2,
48、3,2f, 4.5.2.3.28, 4,5,2,3,2h and 4,5,2,3,21 shall be utilized ia perfarming the elevation travel and accuracy teats, The elevation and croci8 leveling fixture shall be positioned on a suitable stand and cross leveled ih the horizontal plane by means a a certified 10 second level, The Adapter, F11750
49、708 shall be affixed to the elevation and croc8 leveling fixturcand CXIOBB leveled by means OE the 10 second level eo that tho- interfacing (female) dovetail meets the requirements of 3.8a and 3,8b, 4.5.2, 3.4 *- The testing equipment specified in 4 . 5 ,2 3,2b, 4 , 5.2.3 2d I 4.5 . 2,3 , 2e, 4 . S. 2,3,2g, ,4,5,2,3 2h and 4,5,2,3,2i shall be utilfzod In performing the azimuth accuracy tet., test fixture shaLl be positioned on 8 suitable stand
