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Finexpress Precision Manufacturing (dongguan) Co., Ltd

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City:dongguan

Province/State:guangdong

Country/Region:china

Contact Person:MrsIrene chen

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China Customized Sealing Thread Locking Screws Nylon Patch Specialised Screws wholesale

Customized Sealing Thread Locking Screws Nylon Patch Specialised Screws

Name: Customized Sealing Thread Locking Screws Nylon Patch Specialised Screws
Brand: FinExpress
Price: 0.10 USD

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Place of Origin :Guangdong, China

Brand Name :FinExpress

Model Number :FINEX Nylon Patch Screws

MOQ :30000

Price :$0.10/pieces 1000-49999 pieces

Payment Terms :T/T, L/C, D/A, D/P

Supply Ability :500000000 Piece/Pieces per Week

Delivery Time :7~15 Working Day

Packaging Details :1.1000pcs / plastic bag,20kgs/ carton ,then put on the wood pallet ,
2.Carton size:28cm*18cm*13cm,
3.Wood pallet size:118cm*113cm,Weight:700~800Kg Bulk:0.8 cubic
4.The weight of 20 FT Container:20~25 Tons
5,As your requirements

Finish :Plain, Black Oxide, ZINC PLATED

Material :Stainless steel, Steel

Measurement system :INCH, Metric

Head Style :Pan, Truss, Flat, HEX

Standard :ISO, DIN, Non-standard

Product name :Nylon Patch Screws

MOQ :1 piece in stock, 30,000 pcs customized

Package :Small Packing+Carton Packing+Pallet

Delivery time :In stock 5~7 working days, customized 15~25 working days

Service :OEM ODM Custom Service

Length :1mm~500mm

Certificate :ISO9001:2015, RoHs

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Customized Sealing Thread Locking Screws Nylon Patch Specialised Screws

Product Overview

Secure critical assemblies with our Customized Sealing Thread Locking Screws, engineered to prevent loosening under extreme vibration and environmental stress. Featuring a pre-applied nylon patch for permanent thread locking, these screws combine corrosion-resistant materials, precise sealing, and customizable specifications to meet the demands of automotive, aerospace, and industrial machinery. Ideal for applications requiring tamper-proof, leak-resistant fastening in harsh conditions.

Key Features

✅ Nylon Thread-Locking Patch

Vibration Resistance: Pre-applied nylon patch fills thread gaps, creating a permanent bond that prevents loosening.
Sealing Properties: Blocks moisture, dust, and chemicals, ideal for outdoor or submerged environments.

✅ Corrosion-Resistant Materials

Stainless Steel (304/316): Withstands saltwater, humidity, and chemicals.
Alloy Steel (Grade 8.8/10.9): Zinc-plated or Dacromet®-coated for enhanced durability.

✅ Customizable Specifications

Sizes: M3–M20 (metric) / #4–¾" (imperial).
Threads: Machine screw, self-tapping, or custom pitch.
Head Styles: Hex, pan, flat, or countersunk.

✅ High-Temperature Performance

Nylon Patch Stability: Retains locking properties from -40°F to 300°F (-40°C to 149°C).

✅ Global Compliance

ROHS, REACH, ISO 9001: Certified for safety, quality, and environmental standards.

Technical Specifications

Attribute	Details
Material	Stainless Steel (304/316), Alloy Steel (Grade 8.8/10.9)
Locking Mechanism	Pre-Applied Nylon Patch (Blue or Red for Permanent/Removable Bond)
Thread Type	Metric/Imperial
Diameter	M3–M20 (Metric) / #4–¾" (Imperial)
Length	6mm–200mm (Custom lengths up to 300mm)
Head Styles	Hex, Pan, Flat, Countersunk
Drive Types	Phillips, Torx, Hex Socket, or Slotted
Coating Options	Zinc, Dacromet®, Black Oxide, or Passivated
Temperature Range	-40°F to 300°F (-40°C to 149°C)
Certifications	ISO 9001, ASTM F837, ROHS
Packaging	Bulk boxes, anti-tarnish bags, or OEM-specific kits.

Applications

Automotive: Engine mounts, transmission systems, and chassis components.
Aerospace: Secure avionics, panels, and structural assemblies under vibration.
Industrial Machinery: Pumps, compressors, and conveyor systems in high-stress environments.
Electronics: Tamper-proof fastening for sensitive equipment and enclosures.
Marine: Submerged or saltwater-exposed fixtures like propellers and hatches.

Customized Sealing Thread Locking Screws Nylon Patch Specialised Screws

Specification

More Detail Informations
Available Material	1.Stainless Steel: SS303, SS304, SS316, SS410, SS420; 2.Carbon steel: C1006,C1010,C1018,C1022,C1035K,C1045; 3.Brass: C3602,C3604,Hpb59,Hpb62,Hpb65,Hpb58,Hpb70 ; 4.Aluminum: Al6061, Al6063 etc or as your requirements
Head type	CSK Head,Pan Head,Truss Head,Hexagon Head,Round Head,Oval Head,Button Head,Cap Head,Cheese Head,etc.
Hardness	Carbon Steel:HRC:28~35 ,HV450~700 Alloy Steel:HRC:32~39(grade10.9) HRC:39~44(grade12.9)
Finish	Zinc plated, Nickel plated, Bronze, Copper,Phosphate, Oxidation black, Passivation, Tin, Dacromet, Gold, Chrome, Silver, Phosphorization,Zinc-nickel alloy plated etc.
Sample Available	The sample is free of charge if we have the existing tooling,you only need to pay for the freight cost
Delivery time	Samples time 3-5 working days, Lead time 20-25 working days
Pricing Term	EXW Dongguan(FCA),FOB, CIF, CNF, DDU,etc.
Packing	Bulk in PE bag or Small boxes.then in carton .pallet
Payment term	TT (30% in advance as deposit, balance before delivery) , L/C, Western Union,PayPal etc
Management system	ISO9001:2015
Certificate	ISO,ROHS

Why Choose Us

Company Profile

FAQ

Q1: What is your main products and material supply?
A1: Our main products are Electronic screws,Sems screws,Tapping screws,Chicago screws,Shoulder screws etc. Special Non-standard studs,Turning parts and High-end precision complex CNC Machining parts etc.
A2: Carbon Steel, Alloy Steel, Aluminum alloy,Stainless Steel, Brass, Copper ,Titanium alloy or according to your requirement.

Q2: When can I get the price?
A: We usually offer you a quotation within 12 hours, and the special offer is not more than 24 hours.Any urgent cases, please contact us directly by phone or send email to us.

Q3: What about the transportation and delivery date?
A: If the weight of goods more than 80kg,Normally we use shipment to transprot the orders. It is about 20-30days . If the weight of goods less than 80kg,or there are urgent, we can send the goods via air express,It is 3~5 days.

Q4: What's your packing?What to do in case of damaged goods during transport?
A1: Our Normal packing is bulking in Cartons, less than 20 kgs/carton, 48 cartons / pallet. We also can pack products according to your requirement.
A2: To avoid any subsequent trouble regarding quality issue, we suggest you check the goods once you receive them. If there is any transport damaged or quality issue, don't forget take the detail pictures and contact us as soon as possible, we will properly handle it to make sure your loss to reduce to the smallest.

Q5: Can I get discounts?
A: Yes, for big order, frequent customers, we give reasonable discounts.

Q6: Do you have enough capacity?
A: Our production equipment is a new imported equipment. We have a group of skilled workers who have been working for more than 10 years. Their production experience is very rich and their skills are very skilled. The screws can be 30 million pcs/month. We have sufficient funds to ensure the normal operation of the factory.

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