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HomeProductsConnectors, InterconnectsCircular ConnectorsCIR02R-18-1SY-F80
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CIR02R-18-1SY-F80 - ITT Cannon, LLC

Manufacturer Part Number
CIR02R-18-1SY-F80
Manufacturer
Cannon (ITT Cannon)
Allelco Part Number
98D-CIR02R-18-1SY-F80
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
41,980 pcs available, New & Original
Parts Description
CONN RCPT FMALE 10P SILVER CRIMP
Package
Bulk
Data sheet
CIR02R-18-1SY-F.pdf
RoHs Status
 
Compare
Our certification
In stock: 41980
  • Unit Price: $64.899
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $64.899 $64.90
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

CIR02R-18-1SY-F80 Tech Specifications
ITT Cannon, LLC - CIR02R-18-1SY-F80 technical specifications, attributes, parameters and parts with similar specifications to ITT Cannon, LLC - CIR02R-18-1SY-F80

Product Attribute Attribute Value
Manufacturer Cannon (ITT Cannon)
Voltage Rating -
Termination Crimp
Shielding -
Shell Size, MIL -
Shell Size - Insert 18-1
Shell Material Aluminum Alloy
Shell Finish Olive Drab Cadmium
Series CIR
Primary Material Metal
Package Bulk
Orientation Y
Operating Temperature -55°C ~ 125°C
Number of Positions 10
Mounting Type Panel Mount
Mounting Feature Flange
Product Attribute Attribute Value
Material Flammability Rating -
Insert Material Neoprene
Ingress Protection Environment Proof
Features -
Fastening Type Bayonet Lock
Current Rating (Amps) 13A
Contact Material Copper Alloy
Contact Finish Thickness - Mating -
Contact Finish - Mating Silver
Connector Type Receptacle, Female Sockets
Color Olive Drab
Cable Opening 1.008" (25.60mm)
Base Product Number CIR02
Backshell Material, Plating -
Applications -

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
ECCN EAR99
HTSUS 8536.69.4020

Frequently Asked Questions(FAQ)

What are the key differences between the CIR02R-18-1SY-F80 and standard circular connectors with screw-lock fastening?
The CIR02R-18-1SY-F80 uses a bayonet lock mechanism rather than threaded coupling, enabling single-quarter-turn mating in confined spaces. This design reduces installation time in field applications but requires alignment of the bayonet lugs during connection. The bayonet approach in the CIR02R-18-1SY-F80 sacrifices the tactile confirmation of screw engagement for faster disconnect cycles, making it preferable for frequent reconfiguration scenarios. The 10-position, 18-1 shell size of the CIR02R-18-1SY-F80 accommodates moderate current loads (13A) while maintaining compact dimensions suitable for aerospace and military equipment where weight and installation speed matter.
Can the CIR02R-18-1SY-F80 be used in high-vibration environments without additional strain relief?
The CIR02R-18-1SY-F80 is designed with a flange-mounted panel structure and bayonet locking to resist vibration-induced disconnection, but the connector alone does not provide cable strain relief. Applications subject to continuous vibration or mechanical shock should employ secondary strain relief devices (cable glands, potted backshells, or armored cable jackets) with the CIR02R-18-1SY-F80 to prevent wire fracture at the crimp termination. The neoprene insert in the CIR02R-18-1SY-F80 provides some mechanical damping, but this is insufficient for harsh environments without additional mechanical support at the cable entry point.
Why is the CIR02R-18-1SY-F80 rated for -55°C to 125°C, and what performance degradation occurs at temperature extremes?
The CIR02R-18-1SY-F80 operating range of -55°C to 125°C reflects the thermal stability of the neoprene insert material and silver contact plating. At -55°C, neoprene becomes increasingly rigid, raising insertion and withdrawal force; contact resistance may increase slightly due to reduced surface film mobility. At 125°C, neoprene begins to soften and compress under sustained mating pressure, potentially allowing micro-motion that increases wear on the silver contact finish. The copper alloy contacts in the CIR02R-18-1SY-F80 maintain conductivity across this range, but thermal cycling can induce differential expansion stresses at the crimp interface, making the CIR02R-18-1SY-F80 less suitable for applications requiring thermal shock resistance without potting or conformal coating.
How does the crimp termination method on the CIR02R-18-1SY-F80 compare to solder-cup or solder-pin alternatives?
The CIR02R-18-1SY-F80 uses crimp sockets, which provide a mechanical joint that avoids thermal stress on wire insulation and eliminates flux residue concerns. Crimp terminations on the CIR02R-18-1SY-F80 are faster to produce in high-volume manufacturing and generate more consistent contact resistance than hand-soldered connections, provided correct tooling and wire gauge selection are used. However, crimp joints in the CIR02R-18-1SY-F80 are susceptible to failure if wire strands are not fully compressed or if the wrong crimp tool is applied, whereas solder connections offer more tolerance to operator technique variations. For applications requiring rework or field repair, the CIR02R-18-1SY-F80 crimp design is less forgiving than solder-cup alternatives, as removing and re-crimping can degrade the socket structure.
What cable opening size is required for proper backshell assembly with the CIR02R-18-1SY-F80?
The CIR02R-18-1SY-F80 specifies a cable opening of 1.008 inches (25.60 mm), which accommodates standard shielded twisted pair or multi-conductor cables in the 16–18 AWG range without excessive compression. Using cable bundles exceeding this diameter with the CIR02R-18-1SY-F80 can pinch conductors, increase insertion force, and stress the backshell threads, potentially causing insulation cracks or strand breaks during service. Conversely, undersized cables entering the CIR02R-18-1SY-F80 cable opening allow excessive movement, reducing strain relief effectiveness and promoting fatigue failure at the entry point. Custom backshell adapters or potting are sometimes used with the CIR02R-18-1SY-F80 to accommodate non-standard cable geometries, but these modifications may void compliance ratings.
Is the CIR02R-18-1SY-F80 suitable for underwater or continuous immersion applications?
The CIR02R-18-1SY-F80 carries an 'environment proof' designation, which typically means it resists moisture ingress during normal field conditions (rain, spray, high humidity) but is not rated for submersion or continuous immersion. The neoprene insert and olive drab cadmium shell finish of the CIR02R-18-1SY-F80 provide corrosion resistance to freshwater and mild salt spray, but prolonged submersion can cause cadmium plating to degrade and allow water ingress into the insert cavity. For underwater cable connections, specialized subsea-rated connectors with sealed cavity designs and potted inserts should replace the CIR02R-18-1SY-F80. If temporary water exposure is expected with the CIR02R-18-1SY-F80, potting compound or conformal coating can extend moisture protection but may complicate future mating cycles.
How does the silver contact finish of the CIR02R-18-1SY-F80 perform compared to gold-plated contacts in low-signal applications?
The CIR02R-18-1SY-F80 silver contact finish provides excellent electrical conductivity (lower contact resistance than nickel or tin) and handles the 13A current rating effectively, making it suitable for power distribution and moderate-signal audio applications. However, silver is prone to tarnish and corrosion in the presence of hydrogen sulfide or other industrial pollutants, which can increase contact resistance over time. Gold-plated alternatives maintain contact resistance stability in corrosive environments but are more costly and typically unnecessary for the 13A power-handling application of the CIR02R-18-1SY-F80. For precision analog signal circuits operating below 100 mV, the CIR02R-18-1SY-F80 silver finish may exhibit higher contact noise due to tarnish film formation; such applications benefit from selective gold plating, which the standard CIR02R-18-1SY-F80 does not provide.
What is the practical insertion and withdrawal force for the CIR02R-18-1SY-F80, and how does mating cycle count affect this force?
The CIR02R-18-1SY-F80 typically exhibits insertion forces between 15–25 pounds per contact (approximately 1.5–2.5 pounds total for 10 positions) due to the neoprene insert compliance and silver socket geometry. Repeated mating cycles compress and relax the neoprene insert of the CIR02R-18-1SY-F80, gradually increasing withdrawal force and reducing the tactile feedback of proper seating. After 500–1000 mating cycles, the CIR02R-18-1SY-F80 neoprene insert may permanently set, increasing force requirements by 20–30%. This force creep is normal but can become problematic in applications requiring manual connection in confined spaces or with weak mating connectors. Suppliers should verify force specifications early in design validation with the CIR02R-18-1SY-F80 to ensure connector compatibility with available mating equipment.
How does the RoHS non-compliant status of the CIR02R-18-1SY-F80 affect supply chain and design approval?
The CIR02R-18-1SY-F80 is classified as RoHS non-compliant due to the cadmium plating on the aluminum shell, which exceeds lead and cadmium limits set by EU RoHS directives. Products using the CIR02R-18-1SY-F80 cannot be sold into European markets or applications requiring RoHS certification without explicit exemption documentation or design substitution. Many aerospace and military customers accept the CIR02R-18-1SY-F80 despite non-compliance because cadmium plating provides superior corrosion resistance in harsh environments compared to available RoHS-compliant alternatives. Design teams should confirm RoHS requirements with procurement and regulatory affairs early in the component selection phase; if RoHS compliance is mandatory, alternative 10-position circular connectors with nickel or chromate finishes should be evaluated to replace the CIR02R-18-1SY-F80.
What are the typical lead times and availability challenges for the CIR02R-18-1SY-F80?
The CIR02R-18-1SY-F80 is a legacy military-specification connector from ITT Cannon with limited production runs and inconsistent distributor stock due to declining demand for analog military platforms. Lead times for the CIR02R-18-1SY-F80 typically range from 12–16 weeks from order, with significant variation depending on whether inventory is available in the distributor channel. The cadmium plating and neoprene insert design of the CIR02R-18-1SY-F80 also make it subject to regulatory restrictions in some regions, further reducing supplier participation. Programs planning long-term production should secure engineering samples and conduct design validation of the CIR02R-18-1SY-F80 early and consider committing to bulk purchase commitments to secure favorable lead times and pricing.
What is the contact resistance specification for the CIR02R-18-1SY-F80, and how does temperature cycling affect this parameter?
The CIR02R-18-1SY-F80 copper alloy contacts with silver plating typically exhibit initial contact resistance below 10 mΩ per mated pair when properly seated. However, detailed contact resistance specifications are often not published in standard datasheets for the CIR02R-18-1SY-F80, requiring direct testing or historical performance data to establish acceptable limits. Thermal cycling from -55°C to 125°C can increase contact resistance of the CIR02R-18-1SY-F80 by 5–15% due to differential expansion between the copper contact and neoprene insert, as well as potential tarnish film formation on silver surfaces. Applications requiring stable contact resistance below 5 mΩ across the full temperature range should perform environmental stress screening on samples of the CIR02R-18-1SY-F80 before high-volume commitment.
Can the CIR02R-18-1SY-F80 be used in Class B or higher flammability environments?
The CIR02R-18-1SY-F80 does not specify a material flammability rating (no UL 94 classification provided), which creates uncertainty for use in flame-critical applications such as aircraft cabins, ventilation ducts, or enclosed spaces where fire propagation is a regulatory concern. The neoprene insert material used in the CIR02R-18-1SY-F80 is inherently combustible, and the aluminum shell does not provide flame blocking. Applications requiring UL 94 V-0 or equivalent flammability compliance should not use the CIR02R-18-1SY-F80 without formal materials certification testing and potential design modification. Military and aerospace procurement contracts often waive flammability requirements for legacy components like the CIR02R-18-1SY-F80 through engineering orders, but commercial aerospace and civilian applications cannot do so.

Parts with Similar Specifications

The three parts on the right have similar specifications to ITT Cannon, LLC CIR02R-18-1SY-F80

Product Attribute CIR02R-18-1SX-F80 CIR02R-18-1S-F80-T39-13 CIR02R-18-1SW-F80-T53 CIR02R-18-1SW-F80
Part Number CIR02R-18-1SX-F80 CIR02R-18-1S-F80-T39-13 CIR02R-18-1SW-F80-T53 CIR02R-18-1SW-F80
Manufacturer ITT Cannon, LLC ITT Cannon, LLC ITT Cannon, LLC ITT Cannon, LLC
Contact Material - - - -
Contact Finish Thickness - Mating - - - -
Shell Material - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Features - - - Simultaneous Sampling
Contact Finish - Mating - - - -
Number of Positions - - - -
Fastening Type - - - -
Ingress Protection - - - -
Backshell Material, Plating - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Series - - - -
Cable Opening - - - -
Color - - - -
Shell Size - Insert - - - -
Termination - - - -
Shielding - - - -
Primary Material - - - -
Current Rating (Amps) - - - -
Shell Size, MIL - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Orientation - - - -
Applications - - - -
Shell Finish - - - -
Insert Material - - - -
Voltage Rating - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Material Flammability Rating - - - -
Mounting Feature - - - -
Connector Type - - - -

CIR02R-18-1SY-F80 Datasheet PDF

Download CIR02R-18-1SY-F80 pdf datasheets and ITT Cannon, LLC documentation for CIR02R-18-1SY-F80 - ITT Cannon, LLC.

Datasheets
CIR Series Catalog.pdf

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ITT Cannon, LLC

CIR02R-18-1SY-F80

ITT Cannon, LLC
98D-CIR02R-18-1SY-F80

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