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CINCH
131-3701-346
SMB Jack Assembly Right Angle PCB Mount Bulkhead
The Part Number: 131-3701-346Manufacturer: CINCH CONNECTIVITY SOLUTIONSCountry of Origin: USUnit of Measure (UOM): EAECCN: EAR99Package Type: BAGDatasheet
Product Features
50 Ohm SMB connector with right angle PCB mount design
Gold and nickel plated options available
Designed for RF applications up to 4 GHz frequency range
Durable mechanical construction with a minimum of 500 mating cycles
Environmental ratings compliant with MIL standards, suitable for temperature ranges from -65°C to +165°C
High-quality materials including brass, beryllium copper, PTFE insulators, and corrosion-resistant plating
Electrical Specifications
Parameter
Specifications
Impedance
50 ohms
Frequency Range
0-4 GHz
VSWR
1.30 + .04f (RG-178 cable), 1.25 + .04f (RG-316, RG-58, .086 semi-rigid)
Working Voltage
250 Vrms (sea level, RG-178), 335 Vrms (RG-316, RG-58, .086 semi-rigid)
Dielectric Withstanding Voltage
750 VRMS (RG-178), 1000 VRMS (RG-316, RG-58, .086 semi-rigid)
Insertion Loss
0.30 dB (straight cable), 0.60 dB (right angle cable)
Insulation Resistance
1000 Megohms minimum
Contact Resistance
6.0 milliohms (initial), 8.0 milliohms (after environmental testing)
RF Leakage
-55 dB minimum at 2.5 GHz
Mechanical and Environmental Ratings
Engagement Design: MIL-C-39012, Series SMB
Engagement/Disengagement Force: 2 to 14 pounds
Durability: Minimum of 500 mating cycles
Temperature Range: -65°C to +165°C
Mechanical shock, vibration, corrosion resistance tested per MIL standards
Materials
Body: Brass or zinc, gold or nickel plated
Contacts: Brass (gold plated) or beryllium copper (gold plated)
Insulators: PTFE fluorocarbon or PFA 340
Crimp Sleeves: Copper, gold or nickel plated
Mounting Hardware: Brass or phosphor bronze, gold or nickel plated
Additional Details
Power Rating (Dummy Load): 0.5 watt @ +25°C, derated to 0.25 watt @ +125°C
Mechanical Ratings: Engagement and disengagement forces, cable retention forces specified
Environmental Ratings: Meets or exceeds MIL-C-39012 standards
For more detailed specifications, please refer to the datasheet . If additional information is required, search the internet for the part number 131-3701-346.
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If additional information is required, search the internet for the part number 131-3701-346.\u003c\/p\u003e","published_at":"2025-08-13T05:26:55+05:30","created_at":"2025-08-13T05:26:55+05:30","vendor":"Waldom Electonics","type":"Connector","tags":["CINCH-CON","Connector","IMPORT_CSV","PCB","SMB","Ssmb","WLDM"],"price":73730,"price_min":73730,"price_max":73730,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":50614133752125,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"131-3701-346","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"131-3701-346","public_title":null,"options":["Default Title"],"price":73730,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"131-3701-346","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/131-3701-346_11276464_1497f0ab.jpg?v=1755043019"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/131-3701-346_11276464_1497f0ab.jpg?v=1755043019","options":["Title"],"media":[{"alt":null,"id":45810822316349,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/131-3701-346_11276464_1497f0ab.jpg?v=1755043019"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/131-3701-346_11276464_1497f0ab.jpg?v=1755043019","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eSMB Jack Assembly Right Angle PCB Mount Bulkhead\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003ePart Number:\u003c\/strong\u003e 131-3701-346\u003cbr\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e CINCH CONNECTIVITY SOLUTIONS\u003cbr\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e US\u003cbr\u003e\n\u003cstrong\u003eUnit of Measure (UOM):\u003c\/strong\u003e EA\u003cbr\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003cbr\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e BAG\u003cbr\u003e\n\u003ca href=\"https:\/\/4donline.ihs.com\/images\/VipMasterIC\/IC\/EMER\/EMERS04802\/EMERS04826-1.pdf?hkey=82A29B72BDB3BD67C626B77C2F032848\" target=\"_blank\"\u003eDatasheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e50 Ohm SMB connector with right angle PCB mount design\u003c\/li\u003e\n \u003cli\u003eGold and nickel plated options available\u003c\/li\u003e\n \u003cli\u003eDesigned for RF applications up to 4 GHz frequency range\u003c\/li\u003e\n \u003cli\u003eDurable mechanical construction with a minimum of 500 mating cycles\u003c\/li\u003e\n \u003cli\u003eEnvironmental ratings compliant with MIL standards, suitable for temperature ranges from -65°C to +165°C\u003c\/li\u003e\n \u003cli\u003eHigh-quality materials including brass, beryllium copper, PTFE insulators, and corrosion-resistant plating\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eParameter\u003c\/th\u003e\n \u003cth\u003eSpecifications\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eImpedance\u003c\/td\u003e\n \u003ctd\u003e50 ohms\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eFrequency Range\u003c\/td\u003e\n \u003ctd\u003e0-4 GHz\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eVSWR\u003c\/td\u003e\n \u003ctd\u003e1.30 + .04f (RG-178 cable), 1.25 + .04f (RG-316, RG-58, .086 semi-rigid)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eWorking Voltage\u003c\/td\u003e\n \u003ctd\u003e250 Vrms (sea level, RG-178), 335 Vrms (RG-316, RG-58, .086 semi-rigid)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eDielectric Withstanding Voltage\u003c\/td\u003e\n \u003ctd\u003e750 VRMS (RG-178), 1000 VRMS (RG-316, RG-58, .086 semi-rigid)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eInsertion Loss\u003c\/td\u003e\n \u003ctd\u003e0.30 dB (straight cable), 0.60 dB (right angle cable)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eInsulation Resistance\u003c\/td\u003e\n \u003ctd\u003e1000 Megohms minimum\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eContact Resistance\u003c\/td\u003e\n \u003ctd\u003e6.0 milliohms (initial), 8.0 milliohms (after environmental testing)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eRF Leakage\u003c\/td\u003e\n \u003ctd\u003e-55 dB minimum at 2.5 GHz\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMechanical and Environmental Ratings\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eEngagement Design: MIL-C-39012, Series SMB\u003c\/li\u003e\n \u003cli\u003eEngagement\/Disengagement Force: 2 to 14 pounds\u003c\/li\u003e\n \u003cli\u003eDurability: Minimum of 500 mating cycles\u003c\/li\u003e\n \u003cli\u003eTemperature Range: -65°C to +165°C\u003c\/li\u003e\n \u003cli\u003eMechanical shock, vibration, corrosion resistance tested per MIL standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eMaterials\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eBody: Brass or zinc, gold or nickel plated\u003c\/li\u003e\n \u003cli\u003eContacts: Brass (gold plated) or beryllium copper (gold plated)\u003c\/li\u003e\n \u003cli\u003eInsulators: PTFE fluorocarbon or PFA 340\u003c\/li\u003e\n \u003cli\u003eCrimp Sleeves: Copper, gold or nickel plated\u003c\/li\u003e\n \u003cli\u003eMounting Hardware: Brass or phosphor bronze, gold or nickel plated\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePower Rating (Dummy Load): 0.5 watt @ +25°C, derated to 0.25 watt @ +125°C\u003c\/li\u003e\n \u003cli\u003eMechanical Ratings: Engagement and disengagement forces, cable retention forces specified\u003c\/li\u003e\n \u003cli\u003eEnvironmental Ratings: Meets or exceeds MIL-C-39012 standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more detailed specifications, please refer to the \u003ca href=\"https:\/\/4donline.ihs.com\/images\/VipMasterIC\/IC\/EMER\/EMERS04802\/EMERS04826-1.pdf?hkey=82A29B72BDB3BD67C626B77C2F032848\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e. If additional information is required, search the internet for the part number 131-3701-346.\u003c\/p\u003e"}
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