--- title: "Aerospace Manufacturing Facility, Deer Park NY | TEK" description: "21,000 sq ft of multi-axis CNC machining, hydraulic test & special process capability under one roof." lang: en json-ld: | [ { "@context": "https://schema.org", "@graph": [ { "@type": "Organization", "@id": "https://tekprecision.com/#organization", "name": "TEK Precision Co., Ltd.", "alternateName": "TEK Precision", "url": "https://tekprecision.com/", "logo": { "@type": "ImageObject", "url": "https://tekprecision.com/brand/tek-logo.webp" }, "foundingDate": "1968", "description": "Precision aerospace manufacturer of flight safety-critical components, hydraulic assemblies and mechanical assemblies for rotorcraft and fixed-wing platforms.", "email": "teksales@tekprecision.com", "telephone": "+1-631-242-0330", "address": { "@type": "PostalAddress", "streetAddress": "205 West Industry Court", "addressLocality": "Deer Park", "addressRegion": "NY", "postalCode": "11729", "addressCountry": "US" }, "sameAs": [ "https://www.linkedin.com/company/tek-precision/" ] }, { "@type": "WebSite", "@id": "https://tekprecision.com/#website", "url": "https://tekprecision.com/", "name": "TEK Precision", "publisher": { "@id": "https://tekprecision.com/#organization" }, "inLanguage": "en-US" } ] }, { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "https://tekprecision.com/" }, { "@type": "ListItem", "position": 2, "name": "21,000 Square Feet of Precision Manufacturing", "item": "https://tekprecision.com/facilities" } ] } ] --- [![TEK Precision](/assets/tek-logo-BRnrme0g.webp)](/) [Home](/)[Products](/products)[Parts](/parts)[Quality](/quality)[Facilities](/facilities)[Awards](/awards)[Customers](/customers)[Blog](/blog)[Contact](/contact)[Request a Quote](/contact) Facilities # 21,000 Square Feet of Precision Manufacturing A vertically integrated aerospace facility in Deer Park, NY — purpose-built for flight safety-critical hardware. 21,000 Sq Ft Facility 13,100 Sq Ft Production 1,200 Sq Ft Inspection 15 User Stations ![TEK Precision facility floor](/assets/facility-3-CESifcXt.webp) Inside the Shop ## A Look Inside Our Deer Park Facility. ![CNC machining cell](/assets/facility-1-Dnu-6jqa.webp)![Production floor](/assets/facility-5-5aOgp7lC.webp)![Precision work in progress](/assets/facility-6--fbHxq5M.webp)![Manufacturing bay](/assets/facility-8-D7hRrO1R.webp)![Inspection area](/assets/facility-9-AfKGUZC0.webp)![Tooling and equipment](/assets/facility-10-dfaRIWVG.webp) Process Capabilities ## Eight Integrated Capabilities Under One Roof. Multi-axis machining, grinding, bonding and assembly support the full range of [hydraulic assemblies and machined flight components](/products) we build to print. Machining Hydraulic Testing Structural Adhesive Bonding Temper Etch Inspection Tensile Testing (10,000 lbs.) Cylindrical / Surface Grinding Ultrasonic Cleaning Degreasing Stress Relieving ![TEK Precision inspection station with CMM and metrology equipment](/assets/inspection-station-Cb9Uo3Gs.webp) ![TEK Precision Sikorsky-certified structural adhesive bonding room](/assets/sikorsky-bonding-room-DgDDAjPA.webp) Spec SS8669 · All Classes Platform Sikorsky Rotorcraft Featured Approval ## Sikorsky-Approved Structural Adhesive Bonding — All Classes. TEK Precision is approved to SS8669 for all classes of structural adhesive bonding on Sikorsky rotorcraft programs — a certification held by only a handful of suppliers nationwide. Bonding is carried out by [certified bonding operators](/team) working to documented process control in a temperature and humidity controlled room. - All classes of SS8669 - Environmentally controlled room - Certified bonding operators - In-house tensile testing Information Systems ## Connected From Quote to Delivery. Visual Manufacturing Production execution & shop floor control Lilly Software Inventory & material requirements Total ERP Enterprise Resource Planning with offsite disaster recovery 15 User Stations Strategically located throughout the manufacturing facility Equipment ## Machinery & Metrology Inventory. ### Machining Centers & Mills - Hitachi Seiki HC 400 Horizontal Machining Center X20" Y18" Z20" - Okuma Horizontal Machining Center MC-500H - Comet CNC Vertical Milling Center 3 Axis, X58" Y28.5" Z24.5" 20HP - Compumill (Kasahara) HMC-410 Horizontal Machining Ctr. X24" Y22" Z22" - Fadal VMC3016 Vertical Milling Center (2), X30" Y16" Z20" 15HP - (10) Bridgeport Milling Machines, 3 with Digital Readout - Milwaukee Model K Horizontal Mill ### Turning & Lathes - Hitachi Seiki HT40 CNC Turning Center 15" Chuck w/Steady Rest - Mori Seiki SL250 Turning Center 15" Chuck, 19" between ctrs. - Mori Seiki SL250 Turning Center 10" Chuck, 43" between centers - Clausing-Colchester 17" Engine Lathe - Clausing-Colchester 13" Engine Lathe - Clausing-Colchester 11" Engine Lathe - Victor 15" Engine Lathe with Digital Readout - Hardinge DV-59 Hand Screw Lathe - Hardinge HLV-H Automatic with Readout ### Grinding, Honing & Presses - Okamoto Surface Grinder X30" Y12" - (3) Tschudin Cylindrical Grinders 20" x 8" .000002 - Sunnen Vertical Honing Machine CV-616 18" Stroke x 12" Diameter - Sunnen Horizontal Honing Machine 1800 18" Stroke x 6" Diameter - Sunnen Horizontal Honing Machine 1804 18" Stroke x 6" Diameter - (3) Sunnen Hydraulic Press 10,000 lbs. - Manley Hydraulic Press 20 Ton - Accufinish Carbide Grinder ### Saws, Air & Support Equipment - Instron Tensile Tester - (1) Marvel Automatic Horizontal Cut-Off Bandsaw - DoALL Vertical Variable Speed Bandsaw - Black Diamond Drill Sharpener - Worchester Drill Sharpener - Quincy Air Compressors - (2) Quincy Air Dryers - (1) Speed Air Air Compressor - J & L Optical Comparator 24" Bed with 16" Screen 0-50 Power - Hand Tools, Grinders, Belt Sanders Inspection Equipment ## Calibrated Inspection Lab — Full Dimensional Control. All metrology equipment is calibrated to NIST-traceable standards under our [independently audited quality system](/quality). (1) Brown and Sharpe CMM Model 7.6.3 Excel 42" x 42" x 18" (2) Wilson Hardness Testers with Superfiscal Capability (3) Ottavino Lab Grade Surface Plates 3' x 6' x 10" (2) Starrett 2.5' x 3' Pink Lab Grade Plates (8) Vernier Calipers 0–6" (5) Indicator Micrometers 0–4" .0001 (5) 0–4" Blade Micrometers (4) 0–5" Groove Gages 4 Sets of Outside Micrometers 0–8" (2) 0–1" Flange Micrometers 2 Sets of Intra-Micrometers for Hole Sizes .35 to 3.500 Complete Johnson Thread Gaging System #10 thru 2.500 (Method "C" and Safety Critical capable) 300+ Thread Plug Gages 4-40 thru 7.000 300+ Thread Ring Gages 4-40 thru 7.000 300+ Thread Setting Plugs for all ring gages 2 Sets of Precision Thread Measuring Wires Digital Thermometer for Surface Measurements Digital Ultrasonic Thickness Gage 1 Set of Thread Pitch Micrometers 14 thru 32 Pitch Various Precision Angle Plates, Vee-Blocks, Parallels (3) Mitutoyo 12" Height Masters with .00002 Accuracy 4 Sets of Sunnen Dial Bore Gages .150 thru 6.000 3 Sunnen Setting Fixtures 0 thru 6.000 Airtronics Profilometer 1 to 3000 Microinches Various Deltronic/Meyers Gage Pins Various Height Gages 12" to 42" Hydraulic Capabilities ## Test, Qualify, Certify. Dedicated hydraulic test stands for actuator, valve, and assembly qualification. Every unit ships with full test data traceable to OEM specification. Test Stand Capacity 0–15 GPM Proof Testing Up to 10,000 PSI Operating Pressure 3,500 PSI Filtration 3 Micron Cycling Automatic Cycling Device Manifold Test Fixturing Various — production testing Environmental Chamber −65°F to 500°F (low/high temp) Master Dead Weight Tester In-house calibration Master Flow Meters 1cc thru 15 GPM Pressure Gaging 0 thru 10,000 PSI Spring Tester 0–150 lbs. Torque Gages 1 in/oz thru 600 ft lbs. Special Processes ## In-House Special Process Certifications. Temper Etch Process for detecting Grind Burn Damage per SS8705 Approved for all classes of SS8669 Structural Adhesive Bonding for Sikorsky Aircraft Tensile Testing for Adhesive Test Panels per SS8669 Ultrasonic Cleaning Degreasing Thermal Stress Relief per SS8407, SS8669 Hardness Inspection per ASTM-E-10, E-18, E-92, E-384 (1) Precision Quincy Oven 11.3 cubic feet (1) Blue M Oven 8 cubic feet Tour Our Capabilities ## Have a Part That Demands This Level of Capability? Talk to our engineering team about how our 21,000 sq ft facility, certified processes, and in-house inspection can support your next program. [Request a Quote](/contact)[View Our Products](/products) [![TEK Precision](/assets/tek-logo-BRnrme0g.webp)](/) World Class Aerospace Manufacturing — Build to Design TEK Precision Co., Ltd. is a world-class aerospace manufacturer producing mission-critical components for defense, commercial aviation, and space programs. Quality Certified FAR-21 ITAR [](https://www.linkedin.com/company/tek-precision/) #### Navigate - [About](/about) - [Media](/media) - [Products](/products) - [Quality](/quality) - [Facilities](/facilities) - [The TEK Team](/team) - [Awards](/awards) - [Customers](/customers) - [Contact](/contact) - [Privacy Policy](/privacy-policy) - [Terms & Conditions](/terms-and-conditions) - [Cookie Policy](/cookie-policy) #### Headquarters - 205 West Industry Court Deer Park, NY 11729 - [(631) 242-0330](tel:+16312420330) - [teksales@tekprecision.com](mailto:teksales@tekprecision.com) © 2026 TEK Precision Co., Ltd. All Rights Reserved. Custom Website Design by [WebConsultants](https://webconsultants.co.za/) Engineered in the United States of America We use cookies to improve your experience on our site. See our [Cookie Policy](/cookie-policy) for details. DeclineAccept