QPL AND COMMERCIAL MIL-PRF-28876 Fiber optic connection system
Qualified Fiber Optic Termini
Connector/Backshell Types
Military Part Number
A Dia (Microns)
Typical Fiber Type Multi Mode Multi Mode Multi Mode Multi Mode Multi Mode Multi Mode
Connector Type
Commercial Connector Type Code
Type
Backshell Type MIL-Spec
M29504/14-4131C M29504/14-4132C M29504/14-4135C M29504/15-4171C M29504/15-4172C M29504/15-4175C
M28876/1
03
126.0 127.0 142.0 126.0 127.0 142.0
None
M28876/2 13 M28876/3 23 M28876/4 33
Pin Termini
Straight
Wall Mount Receptacle
45° 90°
Socket Termini
In-Line Receptacle
M28876/5 15
Straight
M28876/6 06 M28876/7 16 M28876/8 26 M28876/9 36 M28876/11 04 M28876/12 14 M28876/13 24 M28876/14 34
None
Dummy Terminus M29504/3-4038 Crimp sleeve is supplied with terminus assembly and may be ordered separately (see Table II). For terminus less crimp sleeve, omit C from end of part number. Consult factory for additional sizes.
Straight
Plug
45° 90°
None
Straight
Jam Nut Receptacle
Terminated and tested MIL- PRF-28876 fiber optic cable assembly
45° 90°
Qualified QPL-29504 pin and socket termini
Insert Arrangements
Pin Insert Face
Socket Insert Face
Test Description
Performance Requirements/Specifications
Optical Insertion Loss, Multimode -0.3 dB Typical (62.5/125) Optical Insertion Loss, Singlemode -0.3 dB Typical (9/125) Optical Back Reflection, Singlemode
Insert Key
Better than -40 dB - PC Polish • Better than -50 dB - Enhanced PC Polish -28°C to +65°C (MIL-Spec Epoxy and Cable) -55°C to +125°C (alternative Epoxy and Cable)
Size A or Size 11 Ins. Desig. 1 2 channels.
2 1
1 2
Operating Temperature
Size B or Size 13 Ins. Desig. 1 4 channels.
Temperature (Thermal) Shock
-40°C to +70°C, 5 Cycles -28°C to +65°C, 5 Cycles
1 2 3 4
2 1 4 3
Temperature Cycling
Temperature/Humidity Cycling
-10°C to +65°C, 10 Cycles, 240 hours, 98% RH
Temperature Life Aging
+110°C, 240 hours, Dry Air
1
1
Size C or Size 15 Ins. Desig. 2 6 channels.
2
2
3
3
Mating Durability
500 cycles
4
6
4 5 6
5
10 g Peak, 5-500 Hz sin./ 10.2 g RMS, 50-2000 Hz random
Vibration - Sinusoidal
Impact
8 Drops from 8 feet
1
1
Size C or Size 15 Ins. Desig. 1 8 channels.
2
3
3
2
Crush Resistance
281 lbs, 7 Cycles
6
4
4
6
7
8
8
7
Termini: 22 lbs min for 1 minute Connector: 162 lbs min for 10 minutes Turbine Fuel, Isopropyl Alcohol, Hydraulic Fluid, Lubricating Oil, Coolant, Tap- and seawater, 24 hrs 32 feet for 48 hours at +10°C to +35°C MIL-S-901, Grade A, Type B, Class I
Cable Pull Out Force - Termini
1
2
1
2
Size F or Size 23 Ins. Desig. 2 18 channels.
3
6
3
6
Fluid Immersion
8
7
8
7
11
11
12
12
Water Pressure
13
16
13
16
17
18
Mechanical Shock (High Impact) Corrosion Resistance (Salt Spray)
17
18
500 hours
Sand and Dust
12 hours
2
1
1
2
Flammability 0.75 inch flame for 10 sec. mated, 1.50 inch flame for 60 sec. unmated *Performance Specifications/Requirements based on the use of MIL-PRF-24792 Epoxy and MIL-PRF-85045 Simplex and Breakout Shipboard Optical Fiber.
Size F or Size 23 Ins. Desig. 1 31 channels.
7
3
3
7
8
13
8
13
24
14
14
24
29
25
25
29
30
31
30
31
29 © 2016 Glenair, Inc • 1211 Air Way, Glendale, CA 91201 • 818-247-6000 • www.glenair.com • U.S. CAGE code 06324
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