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Thermal Spray Parts & Components

In-house production of thermal spray solutions

Our Journey Serving the Thermal Spray Industry

Since our inception in 1998, Technical Engineering has been at the forefront of the thermal spray industry. Our in-house production has yielded a wide range of innovative and efficient thermal spray solutions, including patents on a modular F4 Gun Assembly & our own Combustion Head, as well as an entire line of gun-specific Robot Gun Mounts to meet the diverse needs of this industry.




Featured Product Lines

JET KOTE®¹ HVOF System Parts

Technical Engineering parts for use in a JET KOTE System

Technical Engineering is proud to manufacture its own parts for the JET KOTE®¹ System, a leading product line in the thermal spray industry. Our parts are integral to the system's High Velocity Oxygen Fuel (HVOF) technology, enabling it to produce high-density, low-porosity coatings that exhibit strong bond strength. Our diligent production process ensures the parts' high quality, contributing significantly to the JET KOTE®¹ HVOF System's excellent performance in various industrial environments.

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JP-5000 Liquid Fuel HVOF Gun Parts

Our manufactured parts play a crucial role in the gun's High Velocity Oxygen Fuel (HVOF) system, aiding it to develop coatings that are rich in density, have minimal porosity, and showcase superior adhesive strength. Manufactured parts include Gun assembly, coaxial stabilizer assembly, water jacket, and barrel assembly. With our precision machining capabilities, we produce parts that are compatible with the JP-5000 Liquid Fuel HVOF Gun's intricate design, ensuring seamless integration and optimal performance.

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JP-5000 Liquid Fuel HVOF Gun Parts

Our manufactured parts play a crucial role in the gun's High Velocity Oxygen Fuel (HVOF) system, aiding it to develop coatings that are rich in density, have minimal porosity, and showcase superior adhesive strength. Manufactured parts include Gun assembly, coaxial stabilizer assembly, water jacket, and barrel assembly. With our precision machining capabilities, we produce parts that are compatible with the JP-5000 Liquid Fuel HVOF Gun's intricate design, ensuring seamless integration and optimal performance.

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F4 Spray Gun parts

At Technical Engineering, we are excited to supply our own patented in-house designed and manufactured F4 Gun Assembly, a highly versatile and efficient thermal spray gun. Our parts are made with a precision not possible in the past, ensuring optimal performance in various applications. Parts we manufacture at our Manchester, CT facility include Center Gun Body Assembly, Rear Gun Body Assembly, and many more.

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Parts for Gator-Gard® Assembly

Our meticulously manufactured parts are designed to fit perfectly together in the sophisticated design of Gator-Gard®, enhancing its efficiency and reliability in various applications. Parts we produce for this system include Gun Body, Powder Jaccket, Nut, and Middle Insert

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Parts for Gator-Gard® Assembly

Our meticulously manufactured parts are designed to fit perfectly into the sophisticated design of Gator-Gard®, enhancing its efficiency and reliability in various applications. Parts we produce for this system include Gun Body, Powder Jaccket, Nut, and Middle Insert

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Our Commitment to Innovation


At Technical Engineering, we are continuously investing in research and development to stay at the forefront of the thermal spray industry. We understand the importance of innovation and strive to provide our customers with cutting-edge solutions that meet their evolving needs. Our team of engineers is dedicated to developing new and improved parts for various thermal spray systems, staying true to our commitment of providing the highest quality products and service to our customers.



Technical Engineering develops parts for Thermal Spray Guns

Thermal Spray Part Specifications


JET KOTE®¹ HVOF System Parts

Thermal Spray Gun Part # Description
JET KOTE®¹ System TEJK-246 Gun Assembly 6” (Alum)
TEJK-230 Gun Assembly 6” (SS)
TEJK-321 Gun Assembly 9” (Alum)
TEJK-256 Gun Assembly 12” (Alum)
TEJK-122 Gun Assembly 12” (SS)
TEJK-499 Fin Adapter
TEJK-496 Stabilizer
TEJK-500 Fuel Injector #50
TEJK-501 Fuel Injector #40
TEJK-494 Combustion Head, 080
TEJK-569 Combustion Head, 050
TEJK-495 Combustion Chamber
TEJK-935 Nozzle 1/4" x 6"
TEJK-950 Nozzle 1/4" x 9"
TEJK-951 Nozzle 1/4" x 12"
TEJK-966 Nozzle 5/16" x 3"
TEJK-849 Nozzle 5/16" x 6"
TEJK-521 Nozzle 5/16" x 9"
TEJK-522 Nozzle 5/16" x 12"
TEJK-269 Nozzle -6" -SST
TEJK-497 Nozzle Holder -6" -AL
TEJK-264 Nozzle Holder -9" -SST
TEJK-523 Nozzle Holder -9" -AL
TEJK-959 Nozzle Holder -12" -SST
TEJK-524 Nozzle Holder -12" -AL
TEJK-263 Gun Body- SST
TEJK-493 Gun Body- AL
TEJK-503 Lower Retaining Ring
TEJK-503A Lower Retaining Ring - AL
Thermal Spray Gun Part # Description
JET KOTE®¹ System Continued TEJK-498 Upper Retaining Ring
TEJK-498A Upper Retaining Ring - AL
TEJK-534 O-Ring Kit
TEJK-100 Air Jet Assembly
TEJK-934 Extraction Tool
TEJK-527 O-Ring Viton -124
TEJK-933 O-Ring Viton -024
TEJK-141 O-Ring Viton -019
TEJK-550 JetKote Robot Pointer

Parts for JP5000 System

Thermal Spray Gun Part # Description
JP5000 System TEJP-504 JP5000 Gun Assembly (4")
TEJP-506 JP5000 Gun Assembly (6")
TEJP-508 JP5000 Gun Assembly (8")
TEJP-078 Barrel 4"
TEJP-079 Barrel 6"
TEJP-080 Barrel 8"
TEJP-861 Coaxial Stabilizer Assembly
TEJP-879 Water Jacket
TEJP-922 Inter-Connector (Dual Feed)
TEJP-925 Feed Tube Insert
TEJP-401 Barrel Assembly 4"
TEJP-402 Barrel Assembly 6"
TEJP-403 Barrel Assembly 8"
TEJP-780 Nut-Stabilizer
TEJP-778 Nut-Barrel Holder
TEJP-779 Nut-Water Jacket

Parts for F4 System

Thermal Spray Gun Part # Description
F4 System TEF4-572 F4 Gun Assembly
TEF4-525 Screw Injector Holder M3 x 5 (6)
TEF4-430 Injector Holder Double 90°/75°
TEF4-434 Powder Injector 1.5 mm
TEF4-436 Powder Injector 1.8 mm
TEF4-439 Powder Injector 2.0 mm
TEF4-419 Lock Ring (Front)
TEF4-425 Lock Ring (Back)
TEF4-499 Gas Distributor
TEF4-497 Insulator
TEF4-513 Insulator Screw M4 X 10 (4)
TEF4-512 Insulating Screws (4)
TEF4-514 Screw (RGB) M4 X 30 (2)
TEF4-573 Center Gun Body Assembly
TEF4-573W Center Gun Body Water Rube
TEF4-573S Center Gun Body Sleeve
TEF4-573C Center Gun Body Core
TEF4-574 Rear Gun Body Assembly
TEF4-574W Rear Gun Body Water Tube
TEF4-574G Rear Gun Body Gas Tube
TEF4-575 F4 Shell
TEF4-421 Anode Holder (Front Gun Body)
TEF4-477 Anode Holder (Short)
TEF4-468 Air Jet Holder
TEF4-900 F4 90Deg Gas & Water Fitting Kit

Parts for GATOR-GARD® System

Thermal Spray Gun Part # Description
GATOR-GARD® System TEGG-100 Nut - 3M
TEGG-101 Nut F4
TEGG-200 Middle Insert
TEGG-300 Gun Body
TEGG-400 Power Jacket

Gun Mounts

Thermal Spray Gun Part # Description
Gun Mounts TEGM-4 Flat Mount
TEGM-TC1 Flat Mount Mini
TEGM-R Round Mount
TEGM-90 90° Mount
TEGM-JK JetKote Mount
TEGM-JKM JetKote Mini Mount
TEGM-3M 3M Mount
TEGM-3MBT 3MBT Mount
TEGM-3M-X12 3M Mount Extention 12"
TEGM-3M-X24 3M Mount Extention 24"
TEGM-SG SG 100 Mount
TEGM-SGR SG 100 Round Mount Adapter
TEGM-SGT SG 100 Tubular Mount
TEGM-SGT90 SG 100 90 Deg Tubular Mount
TEGM-F1 F1 Mount
TEGM-F4 F4 Mount
TEGM-F4R F4 for Round Mount
TEGM-6P 6P Mount
TEGM-SA Smart Arc Mount
TEGM-9M 9M Mount
TEGM-DJ DJ Mount
TEGM-DJR DJ Round Mount
TEGM-JP JP5000 Mount
TEGM-JPR JP5000 Round Mount
TEGM-SIN Sinplex Gun Mount
TEGM-WJ Wokajet Mount
TEGM-WM Spray Gun Wall Mount

Contact Us

Looking for thermal spray parts? Contact our office at (860) 645-9401 or fill out the form below:


Thermal Spray Parts

ISO 9001:2015 Certification. AS9100D Certification
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