ARMY MIL-T-46316B-1968 TELESCOPE ELBOW M118 SERIES AND T176E4.pdf

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1、MIL-T-46316B(MU)10 July 1968SUPERSEDINGMIL-T-46316A(MU)17 July 1964MILITARY SPECIFICATIONTELESCOPES, ELBOW: M118 SERIES AND T176E41. SCOPE1.1 This specification covers three similar types of instrumentsdesignated as Telescopes, Elbow: M118, M118C and T176E4. These telescopesare basically identical e

2、xcept for difference in reticle patterns.2. APPLICABLE DOCUMENTS2.1 The following documents, of the issue in effect on date ofinvitation for bids or request for proposal, form a part of this specifi-cation to the extent specified herein.SPECIFICATIONSMilitaryMIL-O-13830MIL-F-13926MIL-P-14232MIL-I-45

3、607optical Components for Fire ControlInstruments; General SpecificationGoverning the Manufacture, Assembly,and Inspection ofFire Control Materiel: General Speci-fication Governing the Manufactureand Inspection ofParts, Equipment and Tools for ArmyMateriel, packaging and packing fInspection Equipmen

4、t, Supply andMaintenance ofSTANDARDSMilitaryMIL-STD-105MIL-STD-109MIL-STD-202DRAWINGSUS Army, Frankford ArsenalF10512985Sampling Procedures and Tables forInspection by AttributesQuality Assurance Terms and DefinitionsTest Methods for Electronic andElectrical Component PartsTelescopes, Elbow: M118, M

5、118C andT176E4FSC 1240Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-46316B(MU)PACKAGING DATA SHEET10512082 Packaging og Telescope, Elbow: T176E410512988 Packaging of Telescope, Elbow: M11810512985 Packaging of Telescope, Elbow: M118c(Copies o

6、f specifications, standards, drawings, and publications requiredby suppliers in connection with specified procurement functions should beobtained from the procuring activity or as directed by the contractingofficer.)3. REQUIREMENTS3.1 Fabrication.- The telescope shall be manufactured in accordancewi

7、th all drawings applicable to the telescope specified in the contract ororder and drawings pertaining thereto.3.2 General specifications.- The contractor shall be responsible foradherence to, and compliance with, the following requirements of Specifica-tions MIL-O-13830 and MIL-F-13926.3.2.1 MIL-O-1

8、3830.(a) Illuminated reticle3.2.2 MIL-F-13926.(a) Order of precedence3.3(b) Dimensions and tolerances(c) Inorganic protective surface finishes(d) Electrical and electronic assemblies(e) Part identification and marking(f) WorkmanshipEnvironmental.3.3.1 Storage temperature.- The telescope shall show n

9、o evidence ofphysical failure and shall meet all performance requirements of this speci-fication at a standard ambient temperature of 60 to 90 Fahrenheit (F)after having been exposed to, and thermally stabilized at, ambient tempera-tures of -80 and +160F.3.3.2 Operating temperatures.- The telescope

10、shall meet the applic-able requirements of 3.9 while exposed to and thermally stabilized atambient temperatures of -40 and +150F.3.3.3 Vibration.- The telescope shall be vibrated at a frequency of30 cycles per second with an amplitude of 1/16 inch (1/8 inch total ex-cursion) for a period of 5 minute

11、s 15 seconds. Subsequent to vibrationthere shall be no evidence of physical failure and the telescope shall meetthe requirements of 3.4 to 3.10 inclusive.2.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-46316B(MU)3.4 Cleanliness.- The telescop

12、e shall meet the cleanliness require-ments of Specification MIL-O-13830. There shall be no more than 2 particlesof dirt visible in the center zone,(.614 inch diameter) of the reticle,and the area of each particle shall not be in excess of the area equivalentto a size 10 dig. There shall be no more t

13、han 5 particles of dirt visiblein the outer zone of the reticle, and the area of each particle shall notbe in excess of the area equivalent to a size 20 dig.3.5 Sealing.- The telescope shall show no evidence of leakage whensubjected to an internal pressure of dry nitrogen at 5 pounds per squareinch

14、gage (psig) for a minimum period of 5 minutes. The interior atmos-phere of the accepted telescope shall contain nitrogen having a dew pointat least as low as -25F. The internal pressure of the accepted telescopeshall be between 0.1 to 0.25 psig.3.6 Orientation.- The telescope shall meet the requirem

15、ents of 3.7with the kingpin holes vertical, the level vial bubble centered, themechanical cant index line indicating zero, and the eyepiece arm horizontal.3.7 Accuracy.3.7.1 Collimation.- The line of sight through the boresight point ofthe reticle shall be 20 mils 1.0 mil above the geometric axis an

16、d within1.0 mil of a plumb line passing through the geometric axis.3.7.2 Repeatability.- The line of sight through the boresight pointof the alternate reticle shall coincide with an established line of sightthrough the boresight point of the primary reticle within 0.1 mil.3.7.3 Parallelism of reticl

17、e and image.- The horizontal reticle linenearest the geometric axis of each reticle shall be parallel to a horizontaltarget line within thirty minutes of arc.3.7.4 Reticle accuracy,- The angular value between the zero rangemark and the maximum range mark (in the finished telescope) shall be asindica

18、ted on the reticle-drawing within 0.25 mil.3.7.5 Boresight error due to reticle rotation.- With the verticalline of the reticle in coincidence with a plumb line, the line of sightestablished at the boresight point shall not deviate more than 0.25 milwhen the reticle line is canted 5 degrees to the l

19、eft and 5 degrees to theright of the plumb lien by means of the cant correction knob.3.7.6 Eyepiece focus.- The eyepiece focus shall be fixed between thelimits of -0.75 and -1.0 diopter.3.7.7 Resolution.- The resolution at the optical axis shall be 12seconds of arc or less.3.7.8 Parallax.- Parallax

20、at the geometric axis shall not exceed0.15 mil when viewing a target at 600 meters 25 meters.3.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-46316B(MU)3.8 Illumination.3.8.1 Level vial.- The lamp for level vial illumination, whenenergized wit

21、h 18 VDC and then 28 VDC, shall provide sufficient illumina-tion at each voltage for the level vial markings to be clearly definedwhen observed in a darkened area.3.8.2 Reticle.- The lamp for reticle illumination, when energizedwith 18 VDC and then 28 VDC, shall provide sufficient illumination ateac

22、h voltage for the reticle markings to be clearly defined when observedin a darkened area. Rotation of the rheostat knob shall cause a changein illumination of the reticle only.3.9 Operability. - The torque required to operate the followingcontrols shall be within the values specified when the contro

23、ls are ro-tated at a standard ambient temperature of 60 to 90F. The torquevalues obtained when the telescope is exposed to the extreme temperaturesof 3.3.2 shall not exceed the values obtained at standard ambient tem-perature by more than 100 percent.3.9.1 Cant correction knob.- With the level vial

24、bubble centeredand the kingpin holes and eyepiece arm vertical, the running torquerequired to rotate the cant correction knob shall be 7 inch-pounds 1.0inch-pound.3.9.2 Reticle shift lever.- The running torque required to rotatethe reticle shift lever shall be 3 inch-pounds 1.0 inch-pound.3.9.3 Mirr

25、or, plunger, arm and rheostat.- The level vial mirror,plunger knob on the reticle shift lever, eyepiece arm and the rheostatknob shall be mechanically operable when exposed to the extreme temperat-ures of 3.3.2.3.10 Insulation resistance.- Insulation resistance shall not beless than 10 megohms with

26、a potential of 100 volts direct current applied.4. QUALITY ASSURANCE PROVISIONS4.1 Responsibility for inspection.- Unless otherwise specified inthe contract or purchasr order,the supplier is responsible for the per-formance of all inspection requirements as specified herein. Except asotherwise speci

27、fied, the supplier may utilize his own facilities or anyother facilities suitable for the performance of the inspection require-ments specified herein, unless disapproved by the Government. TheGovernment reserves the right to perform any of the inspections set forthin the specification where such in

28、spections are deemed necessary to assuresupplies and services conform to prescribed requirements.4.1.1 General Provisions.- The component and subassembly inspec-tion requirements of MIL-F-13926 form a part of the Quality Assurance Pro-visions of this specification. Definitions of inspection terms sh

29、all beas listed in MIL-STD-109.4.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-46316B(MU)4.2 First Article (Initial Production) Approval.- The requirementfor first article approval and the responsibility (Government or con-tractor) for first

30、article testing shall be as specified in the contract.The sample for first article approval tests shall consist of 3 ElbowTelescopes plus three (3) each of all items covered by SQAP. The sampleshall be manufactured in the same manner, using the same materials,equipment, processes, and procedures as

31、used in regular production. Allparts and materialsincluding packaging and packing, shall be obtainedfrom the same source of supply as used in regular production.4.2.1 Government Testing.- When the Government is responsible forconducting first article approval tests, the contractor, prior to sub-mitt

32、ing the sample to the Government, shall inspect the sample to insurethat it conforms to all the requirements of the contract and submit arecord of this inspection with the sample, including certificates of con-formance for materials.4.2.2 Contractor Testing.- When the contractor is responsible forco

33、nducting first article approval tests, the sample shall be inspectedby the contractor for all the requirements of the contract. The sampleand a record of this inspection, including certificates of conformancefor materials, shall be submitted to the Government for approval. TheGovernment reserves the

34、 right to witness the contractors inspection.4.3 Inspection provisions.4.3.1 Submission of Product.- Unless otherwise specified by thecontracting officer, inspection lot size, lot formation and presentationof lots shall be in accordance with “Submission of Product” provisions ofMIL-STD-105.4.3.2 Exa

35、mination and tests.4.3.2.1 Components and subassemblies.- All components and subassem-blies shall be inspected in accordance with the inspection provisions con-tained in Supplementary Quality Assurance Provisions (SQAP) listed in theList of Inspection Documents (IEL), when provided with the technica

36、l datapackage (TDP). In the absence of SQAPS, the applicable Quality AssuranceProvisions of MIL-F-13926 shall apply.4.3.2.2 Final acceptance inspection.- Subsequent to first articleapproval, examination and tests related to Section 3 herein shall beperformed on a single defect (individual characteri

37、stic) basis in accord-ance with MIL-STD-105 and the sampling plans specified in Table I herein.Examination and tests for Packaging, Packing and Marking shall be inaccordance with MIL-P-14232 and Section 5 herein. The tabulated classifi-cation of defects in Table I shall constitute the minimum inspec

38、tion tobe performed by the supplier after first article approval and prior toGovernment acceptance or rejection by item or lot.5.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-46316B(MU)CHARACTERISTICSCRITICAL 100%1. Sealing2. Internal pressur

39、eMAJOR 1.5% DEFECTIVETABLE I - CLASSIFICATIONSREQUIREMENT101.102.103.104.105.106.107.108.109.110.111.112.113.114.115.116.117.118.119.CollimationRepeatability (When alternatereticle is required)CleanlinessVibrationPost CollimationRepeatability when alternatereticle is required (Postvibration)Cleanlin

40、ess (Post vibration)Boresight error due to reticlerotationEyepiece focusParallaxParallelism of image and reticleResolutionReticle accuracyTorque (Cant correction knob(60 -90) )Torque (Reticle shift lever(60 -900)Torque mirror, plunger arm andrheostat 60 -90Illumination (level vial)Illumination (reti

41、cle)Insulation resistanceMINOR: NONE4.3.3 Acceptance and relection.-3.53.53.7.13.7.23.43.3.33.7.13.7.23.43.7.53.7.63.7.83.7.33.7.73.7.43.9.13.9.23.9.33.8.13.8.23.10TEST PROCEDURE4.7.2.104.7.2.10.14.7.2.14.7.2.14.7.2.14.7.2.24.7.2.34.7.2.34.7.2.34.7.2.44.7.2.54.7.2.74.7.2.64.7.2.94.7.2.84.7.2.114.7.2

42、.114.7.2.114.7.14.7.14.7.2.12Rejected lots shall be screenedfor all defective characteristics. Removal or correction of defectiveunits and resubmittance of rejected lots shall be in accordance with“Acceptance and Rejection” as specified in MIL-STD-105.4.4 Special sampling for environmental testing.4

43、.4.1 Samples shall be selected from lots at random using inspectionlevel S-3 Table I of MIL-STD-105. Acceptance or rejection of the lotshall be in accordance with AQL 2.5 of Table II-A of MIL-STD-105. Thesamples shall have met all the requirements and tests outlined in Table Iprior to being subjecte

44、d to the following examination and test.6.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TABLE IICHARACTERISTIC301. Fabrication302. General specification303. Temperature storage304. Temperature operating305. Torque (Reticle lever (-40+150)306. Torqu

45、e (Cant correction knob(-40+150) )307. Torque (Mirror, plunger, arm andrheostat (-40+150)REQUIREMENT3.13.23.3.13.3.23.9.23.9.13.9.3MIL-T-46316B(MU)TEST PROCEDURECertificationCertification4.6.1.14.6.1.14.7.2.114.7.2.114.7.2.114.4.2 Failure of sample.- Should any one item of a special samplingfail to

46、meet the specified test requirements, acceptance of the representedinspection lot will be suspended by the Government until necessary correc-tions have been made by the contractor and the resubmitted samples havebeen approved (see 4.3.3).4.5 Inspection equipment.- Except as otherwise provided for by

47、 thecontract, the contractor shall supply and maintain inspection equipmentin accordance with the applicable requirements of MIL-I-45607.4.5.1 Government furnished inspection equipment.- Where the contractprovided for Government furnished test equipment, supply and maintenanceof test equipment shall

48、 be in accordance with the applicable requirementsspecified in MIL-I-45607.4.5.2 Contractor furnished inspection equipment.4.5.2.1 Government design.- Unless otherwise specified in the con-tract, all inspection equipment specified by drawing number in specifica-tion or SQAP forming a part of the con

49、tract shall be supplied by the con-tractor in accordance with technical data listed in the List of InspectionDocuments when provided with the Technical Data Package (TDP).4.5.2.2 Contractor design.- The contractor shall design and supplyinspection equipment compatible with the “Test Methods and Procedures“specified in 4.6 of this specification and with the component inspectionprocedures