DLA MIL-DTL-83526 20 B-2013 CONNECTOR FIBER OPTIC PLUG CIRCULAR HERMAPHRODITIC IN-LINE MOUNT 2 AND 4 POSITIONS EXPANDED BEAM.pdf

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1、 MIL-DTL-83526/20B 20 June 2013 SUPERSEDING MIL-DTL-83526/20A w/Amendment 1 8 February 2011 DETAIL SPECIFICATION SHEET CONNECTOR, FIBER OPTIC PLUG, CIRCULAR HERMAPHRODITIC, IN-LINE MOUNT, 2 AND 4 POSITIONS, EXPANDED BEAM This specification is approved for use by all Departments and Agencies of the D

2、epartment of Defense. The requirements for acquiring the product described herein shall consist of this specification sheet and MIL-DTL-83526. NOTES: 1. Grip features are required on the coupling nut and protective cap and shall provide for sufficient hand grip to facilitate coupling and uncoupling.

3、 2. See table I for dimensional values. FIGURE 1. Plug connector with protective cap. AMSC N/A FSC 6060 METRIC Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-83526/20B 2 TABLE I. Plug connector with hermaphroditic protective cap dimensions.

4、1/ Inch equivalents may contain rounding inaccuracies and are given for reference purposes only. 2/ Lanyard length to be minimum necessary to facilitate ease of installation and removal of protective cap. Lanyard shall not be attached to the coupling nut. Designator Descriptions Dimensions 1/ Maximu

5、m Minimum mm Inches mm Inches A Length from mating face to end of strain relief boot 140 5.5 - - B Length from mating face to end of rear housing 83 3.3 - - D Diameter of connector over coupling nut 27.2 1.07 - - F Length of lanyard 2/ - - - - G Length from mating face to installed end of protective

6、 cap 29 1.1 - - J Length required for protective cap removal 180 7.1 - - X Diameter of fiber optic cable 5.95 .23 5.65 .22 Y Width of yellow band - - 1.5 .06 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-83526/20B 3 NOTES: 1. See table II f

7、or dimensional values. 2. Face seal configuration optional provided all performance requirements are met. 3. Chamfer 2.6 mm OD min X 45. 4. Pin geometry is optional provided all performance requirements are met. 5. Break all sharp edges. FIGURE 2. Plug interface dimensions, coupling nut fully retrac

8、ted (section view A-A, see figure 5). Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-83526/20B 4 NOTES: 1. See table II for dimensional values. 2. Pin geometry is optional provided all performance requirements are met. 3. Chamfer 2.6 mm OD m

9、in X 45. FIGURE 3. Plug interface dimension, coupling nut fully forward (section view A-A, see figure 5). NOTE: See table II for dimensional values. FIGURE 4. Expanded beam insert mechanical reference plane (section view B-B, see figure 5). Provided by IHSNot for ResaleNo reproduction or networking

10、permitted without license from IHS-,-,-MIL-DTL-83526/20B 5 NOTE: See table II for dimensional values. FIGURE 5. Connector mating face dimensions (4 channel). Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-83526/20B 6 NOTE: See table II for d

11、imensional values. FIGURE 6. Connector mating face dimensions (2 channel). Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-83526/20B 7 TABLE II. Plug interface dimensions. Designator Descriptions Dimensions 1/ Maximum Minimum mm Inches mm Inc

12、hes PB Alignment pin diameter 2 .08 1.998 .079 PC Alignment receptacle diameter 2.018 .080 2.013 .079 PD Insert outer diameter 13.34 .525 13.29 .523 PE Facial seal diameter centerline 14.02 .552 13.945 .549 PF Plug body facial seal protrusion 0.35 .013 0.1 .004 PG Plug body thread length 7.1 .280 6.

13、9 .272 PH Coupling nut thread length 8.3 .327 7.1 .280 PJ Coupling nut rearward limit relative to ZZ 12.5 .492 10.7 .421 PK Coupling nut forward limit relative to ZZ 0.4 2/ .016 0 0 PL Alignment pin protrusion 5.1 .201 4.9 .193 PM Plug body threaded flange protrusion 7.1 .280 6.9 .272 PN Plug body f

14、lange recess depth 7.6 .299 7.3 .287 PO Threaded flange protrusion inside diameter 15.95 .628 15.80 .622 PP Lens surface recess depth from insert mating face 0.5 .020 0.35 .014 PR Optical axis position tolerance See figure 4 feature control frame PS Insert mating face protrusion 0.65 .026 0.2 .008 P

15、T Plug body flange recess diameter 15.6 .614 15.5 .610 PU Alignment receptacle depth 5.3 .21 PV Flange corner 1 0.2 X 45 chamfer or 1 .2 rounded PW Flange chamfer depth 1.2 .05 0.8 .03 PX Plug body thread Tr 22.02 x 4 (P2) Modified external thread blunt start in accordance with ISO 2903. Minor diame

16、ter: 20.14/20.04 mm (.793/.789 inches) Major diameter: 22.02/21.92 mm (.867/.863 inches) Pitch diameter: 20.812/20.638 mm (.8194/.8125 inches) PY Coupling nut thread Tr 22.02 x 4 (P2) Modified internal thread in accordance with ISO 2903. Minor diameter: 20.35/20.25 mm (.801/.797 inches) Major diamet

17、er: 22.32/22.22 mm (.879/.875 inches) Pitch diameter: 21.723/21.548 mm (.8552/.8483 inches) PZ Flange chamfer angle 15 3 See notes on next page. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-83526/20B 8 TABLE II. Plug interface dimensions -

18、 Continued. 1/ Dimensions are given in mm. NOTE: Inch measurements are provided for reference and as a result of rounding, inaccuracies could prevent intermateaility. 2/ Any value greater than zero must be resilient material, compressible to be coincident with ZZ when mated. 3/ Focal length is analy

19、tically derived through optical modeling (ZEMAX or equivalent). REQUIREMENTS: Dimensions required for intermateability: See figures 2 through 6 and tables I and II. Features not defined do not directly impact intermateability. Materials: See table III. All materials must meet nuclear, biological, an

20、d chemical decontamination requirements described herein. TABLE III. Materials 1/. Part description Material Finish 2/ Insert body ARCAP AP1D, 303 SS or ATI 2205 Passivated when 303 SS is selected Alignment pin 316 stainless steel Passivated Facial seal Fluorosilicone rubber 3/ None Front housing Al

21、uminum 6082-T6, 6061- T6 or 2042 as long as T3 or T4 is not used Teflon impregnated hard anodize or hard anodize; reference MIL-A-8625 type III 4/ Connector shell Aluminum 6082-T6, 6061- T6 or 2042 as long as T3 or T4 is not used Hard anodize in accordance with MIL-A-8625 type III Coupling nut body

22、Aluminum 6082-T6, 6061- T6 or 2042 as long as T3 or T4 is not used Hard anodize in accordance with MIL-A-8625 type III Coupling nut grip5/ Coupling nut body material or Fluorosilicone rubber None Strain relief boot Fluorosilicone rubber None Protective cap 5/ Nylon, Aluminium 6082-T6, 6061-T6 or 204

23、2 as long as T3 or T4 is not used For aluminum, hard anodize in accordance with MIL-A-8625 type III Lanyard Nylon over galvanized steel or stainless steel stranded wire N/A See notes on next page. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-D

24、TL-83526/20B 9 TABLE III. Materials - Continued. 1/ All materials and plating must meet material compatibility requirements of MIL-STD-889 for the connector body material. 2/ All finishes must meet the color requirements and pass all environmental requirements. 3/ Material optional, provided all per

25、formance requirements are met. 4/ Provided performance requirements are met. 5/ Grip features are required on the coupling nut and protective cap and shall provide for sufficient hand grip to facilitate coupling and uncoupling. Epoxy: Epoxy is not furnished with the connector. When used, epoxy shall

26、 meet the requirements of MIL-DTL-83526. Cure according to manufacturers recommended time and temperature profile. Threads: Applicable, except that the separable interface coupling mechanism shall employ a modified metric trapezoidal thread as detailed in figure 2. Lanyard: Lanyard length to be mini

27、mum necessary to facilitate easy installation and removal of the protective cap. Lanyard shall not be attached to the coupling nut. Lanyard coating must meet nuclear, biological, and chemical decontamination requirements as described herein. Termini: Termini are not exposed at the separable interfac

28、e and may be unique in design between manufacturers provided all performance requirements are met. Protective cap: Protective cap shall: a. Mate with the connector and with protective caps. b. Pass crush test when mated with a connector and when mated with another protective cap. c. Pass the impact

29、test when mated with a connector. Cable service loop: Provision for cable service loop is not required. Tools: Tools are not supplied with the connector, but shall be available from the manufacturer. Thread lubricant: Thread lubricants used in the construction of the connectors shall satisfy the fol

30、lowing criteria: a. Lubricants shall be permanent and shall not require replacement during the lifetime (see mating durability) of the connector. b. Lubricants shall not migrate to the optical interfaces resulting in the degradation of optical performance. c. Lubricants shall be useful over the envi

31、ronmental conditions specified herein. d. Lubricants shall not be affected by cleaning solvents. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-83526/20B 10 Wherever MIL-PRF-83526 specifies “change in insertion loss”, change in optical trans

32、mittance shall be measured and recorded. Qualification inspection insertion loss: Applicable except the average insertion loss for each individual channel for initial insertion loss shall be no greater than 1.5 dB for multimode and 2.0 dB for single mode. One average per channel shall be recorded. U

33、nder all conditions the maximum insertion loss for each individual channel shall be 2.0 dB for multimode and 2.5 dB for single mode. Discontinuities: Applicable, except testing shall be in accordance with TIA-455-32 test condition A. A discontinuity shall be a reduction of strength of 0.5 dB or more

34、 for a duration of 1 s or more. Crosstalk: Applicable, except test in accordance with TIA-455-42, with -60 dB maximum. Return loss: Applicable for single mode only. The return loss of any single mode mated pair of connectors shall be not less than 31 dB for any channel and shall be not less than 34

35、dB for any unmated channel. Focal length: Focal length shall be analytically derived through optical modeling (ZEMAX or equivalent) and shall be within the limits specified in table IV. TABLE IV. Focal length. Mode Focal length mm Min Max SM 1.5 1.7 MM 1.5 1.7 Weight: 453.6 grams (16 ounces) maximum

36、. Color: Non-reflective brown, non-reflective green, non-reflective black and non-reflective grey camouflages are acceptable colors. Cadmium is not permitted. No color is specified for the insert. Fiber optic cable requirements: Shall be in accordance with MIL-PRF-85045/8, or equivalent approved by

37、QPL activity. Identification marking: PIN construction: M 83526 / 20 - XX Military designator Basic specification Specification sheet Connector configuration, see table V Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-83526/20B 11 PIN shall

38、be applied to the coupling nut (see figure 1). Identify channels on both ends of the inserts (see figures 5 and 6). Yellow indicator band: Shall be applied to the connector shell in the area between the lanyard attachment groove and the strain relief boot. Yellow indicator band color: Yellow indicat

39、or band color shall be in accordance with EIA-359. “Fiber-Optics” phrase: Shall be applied to the coupling nut. TABLE V. Connector configuration. 83526/20-XX Channels Fiber cladding size Figure Wavelength 30 nm Mode -01 4 125 5 850/1,300 nm Multi -02 4 125 5 1,310 nm Single -03 4 125 5 1,550 nm Sing

40、le -04 2 125 6 850/1,300 nm Multi -05 2 125 6 1,310 nm Single -06 2 125 6 1,550 nm Single Channel location identification: Same as terminus location identification requirement, except location marking shall be adjacent to lens (see figures 5 and 6). Lens cleaning: Each lens shall be cleaned in accor

41、dance with instructions supplied by the connector manufacturer. The lens shall not be removed from its operational position within the connector to facilitate cleaning. After cleaning, the identification marking requirements shall be met; also the requirements of insertion loss shall be met before a

42、nd after the test. Insert retention axial strength: Applicable with the exception that the force shall be applied to front (lens) side of insert only. The requirements of insertion loss shall be met after the test only. Insert retention radial strength: Applicable with the exception that the torque

43、of 3.4 N m (30 inch pounds) shall be applied between the shell body and the insert utilizing the guide pin and guide pin hole of the insert. The requirements of insertion loss shall be met after the test only. Terminus retention force: Not applicable. Terminus insertion and removal forces: Not appli

44、cable. Maintenance aging: Not applicable. Coupling force: Coupling force shall be 1 kg (2.2 lb) maximum. Coupling torque: 5 N-m (44.3 inch-pounds) maximum. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-83526/20B 12 Cable seal flexing: Cable

45、 seal flexing is applicable except the insertion loss shall be measured before and after the test Temperature requirements: (Unless stated otherwise, tests are to be performed under worst case scenario (85 C). Temperature information below is for user): Operating temperature range: -46C to 71C (-51F

46、 to 160F). Transit temperature range: -54C to 71C (-65F to 160F). Storage temperature range: -57C to 85C (-70F to 185F). Temperature life: Applicable except the optical requirements apply before and after the test only. Mating durability: Applicable except after 1,000 cycles, the connector shall sho

47、w no defects detrimental to the operation of the connector and shall pass mating forces and coupling torques tests. After an additional 2,000 cycles, the connector shall pass the insertion loss test. Insertion loss shall be measured every 100 mating cycles during the test. Impact: Applicable, except

48、 test in accordance with TIA-455-2, method C, service class Severe. Cable retention: Applicable except, the load applied shall equal the load of the cable tensile loading and elongation of the test cable used for qualification and the change in optical transmittance shall be measured after releasing the load Crush resistance: Applicable, except the test load shall be 6.7 kN (1506 lbf) and the hold time shall be 5 seconds minimum for plug to plug configuration. For plug to cap and cap to cap crush