Developed and produced by Packard-Hughes Interconnect Fiber Optic Connectors (PHI), the MIL-C-28876 Fiber Optic Connector features low MIL-C-28876 Fiber Optic Connectors optical insertion loss, repeatability, exceptional strain relief, and reliability in harsh environments. This connector is used extensively by the United States Navy in shipboard application and has been on the United States Government's Qualified Products List since 1983. QPL Military and Commercial Equivalent Available * Available in 2, 4, 6, 8, and 31 channel configurations * Single and multi-mode capability * Full environmental sealing * Utilizes field-proven MIL-T-29504 Termini * Field maintainable Connector Performance Durability Vibration Mechanical Shock Thermal Cycling Corrosion Resistance Ozone Exposure Humidity Fluid Immersion Crush Resistance Maintenance Aging Terminus Retention Force Insert Retention Axial Cable Pull Out Force Cable Seal Flexing Impact Flammability Operating Temperature Range Storage Temperature Range 500 cycles per EIA-455-21 Per MIL-STD-1344, Method 2005, Condition II & VI Per MIL-S-901, Grade A Medium Weight -62C to +70C per MIL-STD-1344, Method 1003 500 hour salt spray per MIL-STD-1344, Method 1001 150 PPM/2 hours per MIL-STD-1344, Method 1007 240 hours per MIL-STD-1344, Method 1002 Per MIL-STD-1344, Method 1016 225 pounds per MIL-STD-1344, Method 2008.1 Per MIL-STD-1344, Method 2002 22 pounds minimum per MIL-STD-1344, Method 2007 100 PSI minimum per MIL-STD-1344, Method 2010 162 Pounds minimum per MIL-STD-1344, Method 2009 100 cycles per MIL-STD-1344, Method 2017 Per MIL-STD-1344, Method 2015 Per MIL-STD-1344, Method 1012 -54C to +65C -62C to +71C page 1 MIL-C-28876 Fiber Optic Connectors STANDARD MATERIALS AND PLATING Description Materials Finishes Insert Boot, Strain Relief Connector and Backshell Housings Aluminum Alloy Fluorosilicone Aluminum Alloy Anodize None Cadmium Plate (Olive Drab) Over Electroless Nickel OPTICAL PERFORMANCE DATA Consult factory for non-standard and custom specifications. The average insertion loss is .5dB for ceramic termini. These figures are derived from actual field measurements taken from thousands of mated pairs of termini across our line of multichannel connectors. The source launch wavelengths were 850 and 1300 nanometers. CONNECTOR: MIL-SPEC ORDERING NOMENCLATURE M28876/ 7 See Table I B 1 See See Table Table II III 2 P See Terminus Table Cavity IV Designator P = Pin S = Socket 1 Keying Position Designator 1 thru 6 Table I Connector Type Wall Mount Receptacle Wall Mount Receptacle Wall Mount Receptacle Wall Mount Receptacle In-Line Receptacle Plug Plug Plug Plug Jam Nut Receptacle Jam Nut Receptacle Jam Nut Receptacle Jam Nut Receptacle Strain Relief None Straight 45 90 Straight None Straight 45 90 None Straight 45 90 Slash Sheet Designator 1 2 3 4 5 6 7 8 9 11 12 13 14 * When ordering a /1, /6, or /11 connector type and DO NOT require insert retention nut and pressure sleeve (to expose accessory thread for alternate backshell addition), add N to the end of part number nomenclature (e.g.: M28876/6B1P1N) Table II Shell Size 11 13 15 23 Shell Size Designator A B C F Table III # of Cavities 2 4 6 8 31 Shell Size 11 13 15 15 23 Insert Designator 1 1 2 1 1 Table IV Backshell Maximum Cable Diameter Listed Inches (mm) Number Shell Size Designator 11 13 15 23 1 .250 (6.35) .285 (7.24) .515 (13.08) .866 (22.00) 2 .346 (8.79) .256 (6.50) 1.000 (25.40) 3 .375 (9.53) .600 (15.3) (Omit if no strain relief.) page 2 MIL-C-28876 Fiber Optic Connectors CONNECTOR: COMMERCIAL EQUIVALENT ORDERING NOMENCLATURE Backshell Number Designator Terminus Style Keying Position All Numbers End with "S" *Except as shown below S Assembly Configuration Shell Size Designator Number of Terminus Cavities 1145846-- B 04 2 P 1 See Table II See Table III See Table IV P = Pin S = Socket 1 thru 6 See Table I Table I: Assembly Configuration PHI Number Connector Type Strain Relief 4565141 Wall Mount Receptacle None 1145840 Wall Mount Receptacle Straight 1147630 Wall Mount Receptacle 45 1147640 Wall Mount Receptacle 90 1145841 In-Line Receptacle Straight 4565143 Plug None 1145846 Plug Straight 1147636 Plug 45 1147646 Plug 90 4565142 Jam Nut Receptacle None 1145844 Jam Nut Receptacle Straight 1147634 Jam Nut Receptacle 45 1147644 Jam Nut Receptacle 90 4567626* Wall Mount Receptacle None 4567627* Jam Nut Receptacle None 6567628* Plug None *Part Numbers end with "H" in place of "S". No strain relief, no insert retention nut and pressure sleeve, to expose accessories thread for backshell addition. Table II: Shell Size Designator Shell Size Designator Number of Shell Size Terminus Cavities A 11 2 B 13 4 C 15 6 or 8 F 23 31 or 18 Table III: Number of Terminus Cavities M28876 Insert Arrangement # of Cavities 02 04 06 08 31 Shell Size 11 13 15 15 23 Equivalent 1 1 2 1 1 18 23 2 MIL-SPEC Equivalent To Packard-Hughes Interconnect Table IV: Backshell Number Designator Backshell Maximum Cable Diameter Listed Inches (mm) Number Shell Size Designator 11 13 15 23 1 .250 (6.35) .285 (7.24) .515 (13.08) .866 (22.00) 2 .346 (8.79) .256 (6.50) 1.000 (25.40) 3 .375 (9.53) .600 (15.3) (Omit if no strain relief.) MIL-SPEC PHI Number Number M28876/1 4565141S M28876/2 1145840S M28876/3 1147630S M28876/4 1147640S M28876/5 1145841S M28876/6 4564143S M28876/7 1145846S M28876/8 1147636S M28876/9 1147646S M28876/11 4565142S M28876/12 1145844S M28876/13 1147634S M28876/14 1147644S page 3 MIL-C-28876 Fiber Optic Connectors PLUG CONNECTOR OB Max OA Max OB Max Dimension Table, Plug Connector Connector Size 11 13 15 23 OA MAX 1.028 1.141 1.263 1.703 OB MAX .960 1.085 1.255 1.760 C MAX 5.960 5.960 5.960 5.960 D MAX 6.090 6.160 6.440 7.350 E MAX 3.540 3.580 3.850 5.000 F MAX 4.190 4.190 4.440 4.550 G MAX 4.250 4.250 4.500 5.000 page 4 MIL-C-28876 Fiber Optic Connectors PLUG CONNECTOR page 5 MIL-C-28876 Fiber Optic Connectors WALL MOUNT RECEPTACLE OA Max OB Max Dimension Table, Wall Mount Receptacle Connector Size OA MAX OB MAX C OD E F MAX G MAX H MAX J MAX K MAX 11 .750 .960 .750 6.150 3.540 4.250 4.250 .875 1.085 .843 6.150 6.250 3.580 4.250 4.250 15 1.062 1.255 .968 6.150 6.500 3.850 4.500 4.500 23 1.500 1.703 1.281 1.043 1.00 1.158 1.116 1.278 1.236 1.738 1.698 6.150 13 .130 .115 .130 .115 .130 .115 .130 .115 6.150 7.500 5.000 5.000 5.000 page 6 MIL-C-28876 Fiber Optic Connectors WALL MOUNT RECEPTACLE Dimension Table, Panel Cutout, Wall Mount Receptacle Shell Size 11 13 15 23 OX .005 .812 .937 1.125 1.562 Y .005 .750 .843 .968 1.281 Recommended Panel Cutout (Wall Mtg.) page 7 MIL-C-28876 Fiber Optic Connectors JAM NUT RECEPTACLE Dimension Table, Jam Nut Mounting Receptacle Connector Size OA MAX OB MAX OC 11 .750 .960 13 .875 1.085 15 1.062 1.255 23 1.500 1.750 1.368 1.345 1.508 1.485 1.608 1.585 2.118 2.095 D HEX 1.079 1.045 1.205 1.171 1.392 1.358 1.829 1.795 E F G MAX H MAX J MAX K MAX 6.150 6.150 3.540 4.250 4.250 6.150 6.220 3.580 4.250 4.250 6.150 6.500 3.850 4.500 4.500 6.150 7.500 5.000 5.000 5.000 THREAD MAX .875-20 UNEF 1.000-20 UNEF 1.875-18 UNEF 1.625-18 UNEF page 8 MIL-C-28876 Fiber Optic Connectors JAM NUT RECEPTACLE MIL-C-28876/13 1147634 MIL-C-28876/14 1147644 Dimension Table, Panel Cutout, Jam Nut Receptacle Shell Size 11 13 15 23 OX .005 .885 1.010 1.198 1.635 Y .005 .848 .973 1.160 1.598 Recommended Panel Cutout (Wall Mtg.) page 9 MIL-C-28876 Fiber Optic Connectors DUST COVERS: MIL-SPEC ORDERING NOMENCLATURE Assembly Configuration (Slash Sheet) M28876/ Attachment Designator Material and Finish Designator 10 C C W See Table I See Table II See Table III See Table IV Table I: Assembly Configuration Slash Sheet /10 /15 Shell Size Designator Connector Type Plug Receptacle Table III: Attachment Designator Attachment Designator C D E Type of Attachment Wire Rope w/Fastener Wire Rope w/Ring Without Rope Table II: Shell Size Designator Shell Size Designator A B C D Shell Size 11 13 15 23 Table IV: Material and Finish Designator Material and Finish Designator W D Type of Material and Finish Aluminum with Olive Drab Cadmium Plating Stainless Steel with Black Cadmium Plating page 10 MIL-C-28876 Fiber Optic Connectors DUST COVERS: COMMERCIAL EQUIVALENT ORDERING NOMENCLATURE Assembly Configuration (Slash Sheet) Shell Size Designator Attachment Designator Material and Finish Designator All Numbers End with "S" 4565071- C C W S See Table I See Table II See Table III See Table IV Table I: Assembly Configuration PHI Number 4565071 4565070 Fits Connector Type Plug Receptacle Table III: Attachment Designator Attachment Designator C D E Type of Attachment Wire Rope w/Fastener Wire Rope w/Ring Without Rope or Chain Table II: Shell Size Designator Shell Size Designator A B C D Shell Size 11 13 15 23 Table IV: Material and Finish Designator Material and Finish Designator W D Type of Material and Finish Aluminum with Olive Drab Cadmium Plating Stainless Steel with Black Cadmium Plating MIL SPEC Equivalent to PHI MIL-SPEC Number M28876/10 M28876/15 PHI Number 4565071S 4565070S page 11 MIL-C-28876 Fiber Optic Connectors INSERT ARRANGEMENTS page 12 MIL-C-28876 Fiber Optic Connectors MIL-C-28876 KEYWAY ARRANGEMENT Shell Size Key and Keyway Arrangement AR or AP 0 -- 1 95 11 2 113 and 3 90 13 4 53 5 119 6 51 0 -- 1 80 2 135 15 3 49 4 66 5 62 6 79 1 80 2 135 23 3 49 4 66 5 62 6 79 0 Keyway available only on commercial. BR or BP CR or CP DR or DP -- 141 156 145 156 146 141 -- 142 170 169 140 146 153 142 170 169 140 145 153 -- 208 182 195 220 176 184 -- 196 200 200 200 180 197 196 200 200 200 180 197 -- 236 292 252 255 298 242 -- 293 310 244 257 280 272 293 310 244 257 280 272 Packard-Hughes Interconnect Packard-Hughes Interconnect 17150 Von Karman Avenue Irvine, CA 92614 USA Tel: [1] 949.660.5701 Fax: [1] 949.660.5825 Delphi Packard Electric Systems P.O. Box 431 Warren, OH 44486 USA Tel: [1] 330.759.6000 Fax: [1] 330.759.6085 www.packardhughes.com www.delphiauto.com Packard-Hughes Interconnect is a subsidiary of Delphi Automotive Systems. Gold DotTM is a trademark of Packard-Hughes Interconnect. (c)2000 Delphi Automotive Systems. All rights reserved. DP-00-E-XXX page 13