M29504/14 and /15 Military Fiber Optic Termini
MIL-PRF-29504/14 and /15 fiber optic termini are designed for outstanding optical performance in extreme environments.
M29504/14 & /15 termini are qualified to MIL-PRF-29504B specifications. This series of fiber optic termini provide superior optical and mechanical performance and are compatible with M28876 and comparable military-style connectors. MIL-PRF-29504B QPL listed.
The M29504/14 and /15 termini design features pre-radius 2.00mm zirconia ultra high-tolerance ferrules, an enhanced cable retention using serrated crimp areas and removable captivated split alignment sleeves.
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Performance Specification – M29504/14 PINS and M29505/15 SOCKETS |
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Metric |
Parameters |
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Operating Temperature |
-65°C to +150°C (dependent on epoxy and cable) |
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Thermal Cycling |
-54°C to +65°C |
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Thermal Shock |
-55°C to +85°C |
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Temperature Life |
+110°C for 240 hours |
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Vibration |
68 G random |
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Physical Shock |
500 G |
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Mating Durability |
500+ cycles |
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Salt Spray |
500 hours |
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Pressure Sealing |
32psi, (2,000 psi with wiper seal option) |
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Terminus Mating Force |
5 lbs. [22.2 N] nominal |
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Terminus Retention Force |
22 lbs. [97.9 N] |
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Cable Retention Force |
25 lbs. [111.2 N] (dependent on cable construction) |
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Weight |
0.7 grams max |
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Standard Materials and Finishes |
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Description |
Material |
Finish |
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Terminus Bod |
Stainless Steel |
Passivated |
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Alignment Sleeve |
Zirconia |
None |
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Alignment Sleeve Hood |
Beryllium Free |
Nickel Plated |
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Ferrule (bushing) |
Zirconia |
None |
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Retaining Clip |
Beryllium Free |
None |
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Belleville Springs |
Beryllium Free |
None |
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-Ring Seal |
Fluorosilicone |
None |
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Optical Performance |
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Fiber Size |
Insertion Loss (Max.) |
Insertion Loss (Typ.) |
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9/125 |
*-0.75 dB |
*-0.35 dB |
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50/125 |
*-0.75 dB |
*-0.35 dB |
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62.5/125 |
*-0.75 dB |
*-0.35 dB |
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Back Reflection (BR) – Single-Mode |
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Fiber Type |
Back Reflection (dB) |
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Single-mode |
≤ -40 dB (PC Finish) |
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Single-mode |
≤ -50 dB (UPC Finish) |
