Multipin connector ITT CANNON 27907T128 featuring positive lock mechanism and compliance with MIL-DTL-5015 standards
Manufacturer:
ITT CANNON
Description:
Circular Connector Contacts RoHS
Category:
Backshells and Cable Clamps/Circular Connector Contacts
Specifications
Mfr. Part #:
27907T128
Model Number:
27907T128
Introduction
Product Overview
The VEAM CIR Series connectors are highly versatile multipin connectors designed for harsh environment applications. Originally developed for the transit industry, they have gained acceptance in military, commercial, medical, geophysical, entertainment, nuclear, and aerospace sectors. These connectors offer reliable and cost-effective interconnect solutions, featuring a quick disconnect coupling that surpasses MIL-DTL-5015 environmental requirements. They are known for their positive lock mechanism, high shock and vibration resistance, and excellent sealing capabilities.
Product Attributes
- Brand: VEAM
- Series: CIR Series
- Origin: ITT Corporation
- Compliance: RoHS compliant options available
- Certifications/Standards: Based on MIL-DTL-5015, NATO Standard VG95234
- Coupling: Quick disconnect coupling (120 rotation)
- Environmental Resistance: Waterproof to 10 meters (33 ft.) for 12 Hours (14.7 PSI)
- Durability: 2,000 couplings minimum
- Material Options: Aluminum alloy (standard), Stainless steel, Bronze, Plastic composite
- Finish Options: Hard Black Anodize (T89), Non-cadmium (Green-T100), Zinc/Cobalt Ecoblack (T108), Electroless Nickel (T29), Cadmium-olive drab (T3), Epoxyurethane Varnish (T39)
- Insert Material Options: Polychloroprene (Neoprene), Silicone, Fluorocarbon (Viton*), FR (Flame Retardant) rubber
- Contact Material: Copper alloy or thermocouple alloys
- Contact Finish Options: Silver (T9), Gold (standard - T12, heavy -T112), Rhodium plating
Technical Specifications
| Feature | Specification |
|---|---|
| Product Description | Versatile electrical, optical, and pneumatic multipin connectors. Designed for hostile environments. |
| Key Advantages | Positive lock, quick disconnect coupling, high shock (50 gs) and vibration resistance (20 gs), no coupling threads to gall or bind, audible/visual/tactile indication of full coupling, waterproof to 10 meters (33 ft.) for 12 Hours (14.7 PSI), 2,000 couplings minimum. |
| Application Areas | Automotive, Computer & Consumer Electronics, Industrial/Instrumentation, Military & Aerospace, Oil & Gas, Telecommunications/Wireless Handheld Devices, Transportation. Specifically noted for harsh environments and fire-resistant applications. |
| Series Overview | VEAM CIR Series Connectors |
| Electrical Design Basis | MIL-DTL-5015 |
| NATO Standard Adoption | Standard connector for Ground Fighting Vehicles |
| Contact Types Available | Standard, Coaxial, Fiber Optic, Fuel Resistant, Hermetic, High Voltage, Twinaxial, Triaxial, RFI/EMI Shielded, Thermocouple, Pneumatic, Filtered. |
| Elastomer Temperature Ranges | Neoprene: -55 C. to +125 C. Silicone: -55 C. to +200 C. Viton*: -25 C. to +200 C. FR (flame retardant): -40 C. to +125 C. |
| Shell Size Options | 10SL, 14S, 16S, 16, 18, 20, 22, 24, 28, 32, 36, 40 |
| Environmental Classes | Based on backshell, sealing capability, and accessories (Refer to pages 53-63 for details). Examples include: A, R, AL/LA, RL/LR, F, AF, G, AG, LAF, LF, G2, AG2, RV, ARV, WK, WN, SL, SLX, etc. |
| Contact Size Options | 0, 4, 8, 12, 16, 16S, 18, 20, 4/0 |
| Contact Gender Options | Male (P), Female (S), Thru-bulkhead (PS, PP) |
| Contact Type Options | F80 (Crimp for AWG wire), CR (Crimp for metric wire), CR1 (Crimp for AWG wire in metric insert), PC (Pneumatic), VO (Contacts not supplied), Solder (standard class) |
| Plating Codes (Shells) | T29 (Electroless Nickel), T39 (Black epoxyurhetanic varnish), T89 (Black hard anodize), T100 (Zinc/cobalt Ecogreen), T108 (Zinc/cobalt Ecoblack). Other platings available upon request. |
| Modifications | VO (Supplied less contacts). Consult factory for others. |
| Contact Ratings (F80/CR/CR1) | Size 4: 7.5A max, 83mV max drop Size 8: 22A max, 74mV max drop Size 12: 41A max, 63mV max drop Size 16-16S: 73A max, 65mV max drop Size 18: 135A max, 58mV max drop Size 20: 245A max, 53mV max drop Size 0: 350A max, 53mV max drop Size 4/0: 46730-20P (20A), 46740P (18A), 27911 (16S), 27913 (16), 27914-8 (12), 27915 (8), 27916 (4), 27917 (0), 46646-0 (4), 47107-90 (4/0) |
| Operating Voltage (DC/AC at sea level) | Service Rating I: 250V / 200V Service Rating A: 700V / 500V Service Rating D: 1250V / 900V Service Rating E: 1750V / 1250V Service Rating B: 2450V / 1750V Service Rating C: 4200V / 3000V |
| Dielectric Strength (Standard at Sea Level) | Service Rating I: 1400V ac rms / 1000V ac rms test Service Rating A: 2800V ac rms / 2000V ac rms test Service Rating D: 3600V ac rms / 2800V ac rms test Service Rating E: 4500V ac rms / 3500V ac rms test Service Rating B: 5700V ac rms / 4500V ac rms test Service Rating C: 8500V ac rms / 7000V ac rms test |
| Shielding Characteristics | Attenuation from 10 MHz to 100 MHz shown in dB. |
| Contact Disengaging Force | Size 18-20: .7 oz / .19 N Size 16-16S: 2.0 oz / .56 N Size 12: 3.0 oz / .83 N Size 8: 5.0 oz / 1.39 N Size 4: 10.0 oz / 2.78 N Size 0: 15.0 oz / 4.17 N Size 4/0*: 15.0 oz / 4.17 N |
| Backshell/Clamp Torque Forces | Size 10SL: 26/31 in.lb Size 14S: 44/49 in.lb Size 16: 57/66 in.lb Size 16S: 57/66 in.lb Size 18: 61/69 in.lb Size 20: 69/87 in.lb Size 22: 87/104 in.lb Size 24: 96/130 in.lb Size 28: 121/165 in.lb Size 32: 130/182 in.lb Size 36: 165/235 in.lb Size 40: 182/347 in.lb |
| CIR Coupling Torque Values (per VG95234) | Shell Size 10SL: 1.7 Nm opening min / 0.15 Nm opening max Shell Size 14S: 3.6 Nm opening min / 0.35 Nm opening max Shell Size 16S: 5.5 Nm opening min / 0.46 Nm opening max Shell Size 16: 5.5 Nm opening min / 0.46 Nm opening max Shell Size 18: 8 Nm opening min / 0.58 Nm opening max Shell Size 20: 9 Nm opening min / 0.7 Nm opening max Shell Size 22: 11 Nm opening min / 0.8 Nm opening max Shell Size 24: 14 Nm opening min / 0.8 Nm opening max Shell Size 28: 17 Nm opening min / 0.92 Nm opening max Shell Size 32: 19 Nm opening min / 1.03 Nm opening max Shell Size 36: 23 Nm opening min / 1.03 Nm opening max Shell Size 40: Not required from VG95234 |
| Contact Selection by Wire Diameter | Detailed tables provided for various contact sizes (4, 8, 12, 16, 16S, 0, 4/0) and corresponding wire sizes (AWG or mm) with crimp bucket ID. |
| Contact Dimensions | Detailed tables provided for Male (Pin) and Female (Socket) contacts (F80 Crimp style) with dimensions A, C, D, E, L for various VEAM Part Numbers and Contact Sizes. |
| Coaxial Contacts | Available for Size 8 and Size 4 contact cavities of F80 inserts. Used with RG cables (e.g., RG 58, RG 178, RG 400). Detailed tables provided for Male and Female contacts with cable compatibility and dimensions A, B, C. |
| Inserts by Contact Quantity | Extensive tables detailing insert arrangements by total contact quantity, contact size, and service rating for various shell sizes (10SL through 40). |
| Inserts by Shell Sizes | Detailed tables listing insert arrangements by shell size and arrangement number, including total contacts, contact size, and service rating. |
| Insert Rotation - Alternate Positions | Tables providing degrees for alternate positions (Q, W, X, Y, Z) for various insert arrangements across different shell sizes. |
| PCB Terminations | Detailed specifications and dimensions for PCB Socket Termination (CIR020, CIR030/07) and PCB Pin Termination (CIR020, CIR030/07) with various shell sizes and contact classes. |
| Connector Selection Process | Guidance on selecting connector type (Receptacle/Plug) and shell style (e.g., 01, 030, 07, TB, 06, 08, 26/064). Mating compatibility charts provided. |
| Receptacles - Classes | Various classes defined by backshell type and sealing capability for terminating individual wires (e.g., A, R, AL/LA, RL/LR, F, AF, G, AG, LAF, LF, G2, AG2, RV, ARV) and jacketed cables (e.g., LC, LCG, WK, WN, SL, SLX). Also includes classes for terminating braided shield (SB, ASB, SBT, ASBT). |
| Plugs - Classes | Various classes defined by backshell type and sealing capability for terminating individual wires (e.g., A, R, AL/LA, RL/LR, F, AF, G, AG, LAF, LF, G2, AG2, RV, ARV) and jacketed cables (e.g., LC, LCG, WK, WN, SL, SLX). Also includes classes for terminating braided shield (SB, ASB, SBT, ASBT) and conduit (RK, ARK, NM, NMG, PIRAG, PIRB, PIVG, PILJ). |
| Additional CIR Options | CIR020R/00 (Front Mount, Square Flange Receptacle), CIR064PP (Panel Plug), CIR05 (Dummy Receptacle). |
| Reduction Sleeves | Used to reduce crimp bucket size for smaller gauge wires. Available for various contact sizes and wire gauge combinations. |
| Hole Plugs | Used to fill grommet or insert cavities in lieu of contacts to maintain environmental seal. Available for various contact sizes and for grommet or insert color identification. |
| Crimp Contact Assembly Tools | Insertion Tools, Removal Kits, Turret Dies, Locators, and Guide Pins are listed by contact size and VEAM Contact Number. |
| Power Crimping Tools | Pneumatic Power Crimping Tool Model 400B HD (for small gauge contacts) and Model 500D (for large contacts and terminals). |
| Assembly Tool Kits | Deluxe Model Assembly Kit (DMC 292 M) includes a comprehensive set of tools for connector assembly. |
| Metal Dust Caps | Protective metal caps with chains for plugs (CIR06 series) and receptacles (CIRTF series). |
| Plastic Caps | Protective vinyl caps available for receptacles and plugs across various series. |
| Product Safety Information | Details on material content, fire characteristics, electric shock hazard, handling, disposal, and application guidelines. |
2411041527_ITT-CANNON-27907T128_C17632031.pdf
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