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M8 Waterproof Connector Straight Screw 316L Stainless Steel Aviation Plug

M8 Waterproof Connector Straight Screw 316L Stainless Steel Aviation Plug

This field-wireable M8 circular connector adopts 316L stainless steel threaded lock nuts + PA66 flame retardant plastic main body, straight inline male pin / female jack matching set, screw compression terminal wiring structure, IP67 dustproof & waterproof after full nut locking. It supports 3Pin / 4Pin core configurations, specially developed for miniature proximity sensors, photoelectric detectors, marine environmental monitoring equipment, food processing machinery, chemical industrial micro transmitters and corrosion-prone workshop signal interconnection. 316L stainless steel hardware delivers superior acid & alkali corrosion resistance compared to ordinary nickel-plated brass, perfectly adapting to saltwater splash, chemical liquid mist and food cleaning agent environments. Double silicone independent sealing rings at mating surface and cable inlet achieve stable IP67 protection against moisture, dust and corrosive liquid infiltration. Screw compression wiring design requires no soldering iron or crimp tools, allowing on-site free matching of customized-length PVC/PUR thin signal wires. All materials fully comply with RoHS & food-grade safety standards, widely applied to offshore micro monitoring sensors, food packaging production lines, chemical factory miniature detection instruments and light AGV obstacle avoidance probes.

Model:
M8 Straight Screw Connector
Brand:
huamao

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m8 connector Straight Screw Connector 316L Stainless Connector aviation plug sensor connector

Product Description

316L stainless steel metal parts solve the rusting and discoloration failure problem of nickel-plated brass M8 connectors in marine, chemical and food cleaning environments, extending equipment service life greatly. Screw quick-wiring structure eliminates soldering operations, improving production line assembly and on-site equipment maintenance efficiency. Double independent silicone sealing forms two waterproof barriers, resisting saltwater splash, chemical mist and high-pressure cleaning water infiltration for food machinery. PA66 flame retardant plastic meets fire safety standards of chemical factories and food processing workshops. Straight inline layout avoids lateral cable extrusion, ideal for compact miniature sensor housings with limited installation space.

Every finished M8 stainless steel field assembly plug passes strict factory testing, including IP67 water immersion sealing test, 72-hour neutral salt fog anti-corrosion screening, screw terminal tensile retention test and long-term vibration signal stability aging test. We supply single male/female plugs and complete matched sets, plus supporting corrosion-resistant PUR signal wires for marine monitoring sensor manufacturers, food packaging machinery factories and chemical micro detection equipment R&D teams.

Specifications

Connector Model	M8 field assembly aviation plug
Lock Hardware Material	316L stainless steel
Insulation Housing	PA66 nylon plastic
Contact Parameter	Gold-plated phosphor bronze screw compression pins
Matching Wire Range	AWG28/AWG30 multi-strand thin signal wire
Operating Temperature Range	-40℃ to +85℃

Advantages

316L stainless steel anti-corrosion locking hardware: Unique upgrade over brass M8 connectors; withstands saltwater, weak acid, alkali and food cleaning detergent erosion, ideal for marine monitoring, chemical factory and food processing corrosive working environments.
Screw compression quick-wiring design: No soldering iron or crimp tools needed, only a small screwdriver to lock wire cores, drastically cutting assembly and maintenance time for corrosive workshop production lines.
Double silicone dual-layer IP67 full waterproof sealing system: Two independent silicone gaskets at mating end and cable inlet, effectively block salt mist, chemical liquid splash and high-pressure food cleaning water infiltration.
UL94 V-0 flame retardant plastic insulating body: Meets fire safety standard requirements of chemical factories and food processing production workshops, reducing short-circuit ignition hidden dangers.
Straight inline universal compact layout: Linear cable outlet fits deep narrow miniature sensor mounting holes, avoids lateral cable extrusion and insulation cracking under long-term equipment vibration.
Corrosion harsh-environment exclusive customization service: Supply bulk single plugs + matched chemical-resistant PUR shielded thin signal wires; small-batch prototype samples available for new marine monitoring sensors, food packaging machinery and chemical micro detection equipment development verification.

Application

Marine & Offshore Environmental Monitoring Equipment:Offshore water quality micro sensor M8 stainless steel female plug, coastal greenhouse salt fog resistance temperature-humidity detector straight aviation connector, underwater miniature liquid level detection corrosion-proof M8 assembly plug
Food Processing & Packaging Machinery:Food filling machine liquid level micro sensor 316L stainless steel M8 plug, meat packaging production line proximity detection waterproof aviation connector, beverage filling equipment color mark detection corrosion-resistant field assembly plug
Chemical Factory Miniature Detection Instruments:Chemical workshop micro pH transmitter M8 stainless steel connector, weak acid liquid level micro detector IP67 aviation plug, chemical gas concentration miniature sensor corrosion-proof straight assembly plug
Desktop Mini Collaborative Robots for Food Industry:Food sorting mini robot micro limit switch stainless steel M8 plug, edible material handling gripper proximity detection corrosion-resistant aviation connector, small food packaging robot obstacle avoidance sensor straight field assembly plug
Lightweight Mini AGV & Logistics Food Sorting Equipment:Food warehouse mini AGV obstacle avoidance photoelectric stainless steel M8 plug, food parcel sorting counting micro scanning sensor corrosion-proof waterproof aviation connector assembly

FAQ

Q1: What is the difference between 316L stainless steel M8 plug and ordinary nickel-plated brass M8 connector?

A: 316L stainless steel has excellent resistance to salt spray, weak acid, alkali and food detergent corrosion; brass plating will oxidize and rust quickly in marine, chemical and high-cleaning-agent food workshop environments, while stainless steel can maintain stable performance long-term.

Q2: Can this stainless steel M8 plug resist high-pressure water cleaning in food processing workshops?

A: Double silicone independent sealing structure reaches IP67 grade after full nut locking, can resist short-term high-pressure water flushing, food cleaning agent splash and humid steam environment.

Q3: Do I need a soldering iron to wire this screw-type M8 connector?

A: No, it adopts rear screw compression terminal structure, just strip wire insulation, insert bare copper core and tighten the screw with a small screwdriver to fix the wire firmly, no soldering operation required.

Q4: What wire should be matched for chemical factory corrosive environments?

A: We support customized chemical-resistant PUR shielded twisted cable, which resists erosion of weak acid, alkali and chemical oil mist, far superior to ordinary PVC wire in corrosion resistance.

Q5: What circuits are 3Pin and 4Pin stainless steel M8 plugs suitable for?

A: 3Pin for 24V DC two power lines + single digital signal of basic proximity sensors; 4Pin for dual power + analog signal + temperature detection composite circuits of multi-function miniature transmitters.