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Standard and High Density, multi-pin,
lightweight, miniature military circular connectors.
For all military and aeronautical purposes, tactical
missiles, fighting vehicles. instrumentation (Series
II) and control, etc.
| Series
I |
High Density bayonet
connectors, "scoop proof" crimp rear release
contacts. |
| Series
II |
Bayonet connectors,
"low profile", crimp rear release contacts. |
| Series
III |
Triple start thread
"vibration resist" connectors, crimp rear
release contacts. "Scoop proof" with 'Metric'
accessory threads for greater strength and support
of backshells. |
| Series
IV |
Breech lock, quick disconnect
connectors, crimp rear release. |
The above Series are NOT intermateable.
Features
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Conform to MIL-C-38999. |
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BS9520 G0003.
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Quick disconnect bayonet
or triple thread coupling for positive mating in
360º turn. |
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9 shell sizes,
Series I & III - 9 through 25
Series II - 8 through 24 |
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Positive metal to metal
coupling for excellent EMI shielding |
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Locksmith keying orientation
(machined into shell) |
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Crimp contacts to MIL-C-39029,
sizes 22D, 20, 16 & 12 |
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Up to 128 contacts (22D) |
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All Series share common
insert arrangements accepting mixed layout or coaxial/triaxial
contacts |
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Fluorosilicone interfacial
'environmental' seal between contacts and shell
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Chamfered conical entry
to interfaces to aid proper mating of contacts |
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Filtered types available |
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| Materials
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Shell
Normal - Aluminium alloy, plated olive drab cadmium,
black anodized or nickel.
Hermetic - Steel, stainless steel & passivate
or nickel.
Sizes - Series II - 08, 10, 12, 14, 16, 20, 24.
Series I & III - 09, 11, 13, 15,17, 19, 21,
23, 25. |
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Insulator
Normal - Thermoplastic fluoronated silicone elastomer.
Hermetic - Sintered glass insert. |
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Contacts
- Gold or gold/tin lead over copper alloy or nickel.
Crimp / PC tail ~ 3 to 128 Male or Female.
Accept 12 to 28 AWG terminating wire sizes.
Coaxial contact # 8 for RG 180B/U, RG 195A/U.
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| Electrical |
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Current
| Size |
Normal |
Hermetic |
Volt drop |
| 22D |
5.0A |
3.0A |
73 millivolt max |
| 20 |
7.5A |
5.0A |
55 millivolt max |
| 16 |
13.0A |
10.0A |
49 millivolt max |
| 12 |
23.0A |
17.0A |
42 millivolt max |
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Test
voltage V rms
| Service |
Sea level |
21000m |
Unmated |
| M |
1300 |
800 |
350 |
| I |
1800 |
1000 |
400 |
| II |
2300 |
1000 |
500 |
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Contact
Resistance
| 22D |
14.6 m |
| 20 |
7.3 m |
| 16 |
3.8 m |
| 12 |
1.7 m |
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Insulation
Resistance - > 5,000 M
at 500 Vdc |
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Shielding
90 dB to 100 MHz.
50 dB to 10,000 MHz. |
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| Mechanical |
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Contact
to insulator holding force.
22D - 45 N
8 - 110 N |
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Mechanical
operations - 500 Min. |
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Vibration:
- sine 10 to 2000Hz 30g.
- random 100 to 300 Hz 5 g²/Hz. |
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Physical
shocks - 300g. 3ms in the 3 axes. |
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| Environmental |
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Working
temperature :
Cadmium plated -55 to +125ºC.
Nickel plated -65 to +200ºC. |
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Resistance
to salt spray:
Normal plating 500 hours per. MIL-STD 1344 method
1001, test B & NFC 93422.
Nickel plated - 48 hours. |
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Damp Heat:
MIL-C-38999 - 10 cycles 24 hours. |
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Sealing:
Mated connector < 16 cm /hr
under a differential pressure of 2.1 bar. |
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Thermal
shock: as MIL-C 38999 para. 3-7, 3-8. |
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| Types |
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Series 1
MS 27466 - Wall mount receptacle
MS 27467 - Straight plug with EMI grounding
MS 27468 - Jam nut receptacle
MS 27469Y - Hermetic wall mount receptacle
MS 27470Y - Hermetic jam nut receptacle
MS 27471Y - Hermetic solder mount receptacle
MS 27496E - Box mount receptacle
MS 27505E - Box mount receptacle, rear panel mounting
MS 27656 - Wall mount receptacle, rear panel mounting
MS 27661 - Straight plug, lanyard release
MS 27662E - Through bulkhead receptacle |
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Series
2
MS 27472 - Wall mount receptacle
MS 27473 - Straight plug
MS 27474 - Jam nut receptacle
MS 27475Y - Hermetic wall mount receptacle
MS 27476Y - Hermetic box mount receptacle
MS 27477Y - Hermetic jam nut receptacle
MS 27478Y - Hermetic solder mount receptacle
MS 27497 - Wall mount receptacle, back panel mounting
MS 27499E - Box mount receptacle
MS 27508E - Box mount receptacle, back panel mounting
MS 27513E - Box mount receptacle, long grommet |
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Series 3
D38999_20 - Wall mount receptacle
D38999_21 - Hermetic sealed box mount receptacle
D38999_23 - Hermetic sealed jam nut receptacle
D38999_24 - Jam nut receptacle
D38999_25 - Hermetic sealed solder mount receptacle
D38999_26 - Straight plug
D38999_27 - Hermetic sealed weld mount receptacle
D38999_29 - Lanyard release plug, pin contacts
D38999_30 - Lanyard release plug, socket contacts |
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Series 4
D38999_40 - Wall mount receptacle
D38999_41 - Hermetic box mount receptacle
D38999_42 - Box mount receptacle
D38999_43 - Hermetic jam nut receptacle
D38999_44 - Jam nut receptacle
D38999_45 - Hermetic solder mount receptacle
D38999_46 - Straight plug with EMI grounding
D38999_47 - Straight plug
D38999_48 - Hermetic weld mount receptacle
D38999_49 - In-line receptacle |
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