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Double Straight Knurled Brass Threaded Insert High Accuracy Brass Screw Inserts

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Finexpress Precision Manufacturing (dongguan) Co., Ltd

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Double Straight Knurled Brass Threaded Insert High Accuracy Brass Screw Inserts

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Brand Name :	FinExpress
Model Number :	Brass insert nut
Price :	$0.05/pieces 1000-9999 pieces
Payment Terms :	T/T, L/C, D/A, D/P
Supply Ability :	500000000 Piece/Pieces per Week
Delivery Time :	7~15 Working Day
MOQ :	1 piece in stock, 30,000 pcs customized

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Product Details
Company Profile

Double Straight Knurled Brass Threaded Insert High Accuracy Brass Screw Inserts

Product Overview

Our Double Straight Knurled Brass Threaded Inserts are engineered for applications demanding precision, durability, and secure fastening. Featuring dual straight knurling for superior grip, high-quality brass construction, and CNC-machined accuracy, these inserts provide reliable threaded connections in plastics, composites, and soft metals. Ideal for industries requiring repeatable assembly/disassembly without thread wear, such as aerospace, automotive, and electronics.

Key Features

✅ Double Straight Knurled Design

360° Grip: Dual knurling bands maximize surface contact for anti-rotation and anti-pullout performance.
Material Compatibility: Securely embeds into plastics (ABS, Nylon, POM), wood, and soft alloys.

✅ High-Accuracy Brass Construction

Material: C36000 Free-Cutting Brass (RoHS/REACH compliant).
Precision Threads: CNC-machined internal threads (Class 6G tolerance) ensure smooth screw engagement.

✅ Customizable Specifications

Thread Sizes: Metric (M3–M12) or imperial (#4-40 to ½"-13 UNC).
Length & Diameter: 6mm–30mm length, 5mm–15mm outer diameter (custom sizes available).
Finishes: Natural brass, nickel plating, or passivated for corrosion resistance.

✅ Certified Performance

ISO 9001 & AS9100 (aerospace) compliance for quality assurance.
Salt-Spray Tested: 500+ hours (ASTM B117) for corrosion resistance.

Double Straight Knurled Brass Threaded Insert High Accuracy Brass Screw Inserts

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

Why Choose Us?

✅ OEM/ODM Support: Full custom packaging, branding, and documentation.
✅ Quality Assurance: ISO 9001-certified with full material traceability and testing (salt-spray, torque, tensile).
✅ Flexible MOQs: Prototype batches to large-scale production.
✅ Fast Turnaround: 10–15 days for standard orders; expedited options available.

Double Straight Knurled Brass Threaded Insert High Accuracy Brass Screw Inserts

Company Profile

Double Straight Knurled Brass Threaded Insert High Accuracy Brass Screw Inserts

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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