Grade 2 Hex Flange Nut with Serration Zinc Plated

Model NO.: 3405
Optional Material: Stainless Steel, Carbon Steel, Alloy Steel, Brass
Optional Properties: A2/4-50/70/80, Class 6/8/10, Grade 2/5/8
Optional Finish: Passivated, Zinc, HDG, Magni, Geomet
Optional Size: M6 - M24 or 1/4" - 1"
Trademark: LK
Transport Package: Bulk Packing, Small Box Packing
Specification: DIN, ANSI, ISO, JIS and Non-standard
Origin: China
HS Code: 73181600
Grade 2 Hex Flange Nut with Serration Zinc Plated
Description: Grade 2 Hex Flange Nut with Serration Zinc Plated
Material: Carbon Steel   
Surface: Zinc
Size: M6 (1/4") to M24 (1")
Mechanical Properties: Grade 2
Packing: Bulk packing and box packing, as per customer request, on pallets.

Grade 2 Hex Flange Nut with Serration Zinc Plated
Grade 2 Hex Flange Nut with Serration Zinc PlatedGrade 2 Hex Flange Nut with Serration Zinc Plated
Technical Delivery Conditions
Material Steel Stainless steel Non-ferrous metal
General requirements As specified in DIN 267 part 1
Thread Tolerance 6H
Standard DIN13 Part 12 & 15
Mechanical properties Property class M3-M39:6, 8, 10 ≤M39 A2-70 Subject to agreement
A4-70
>M39 Subject to agreement
Standard ISO 267 Part 4 DIN267 Part 11 DIN267 Part 18
Limit deviations geometrical tolerance Product grade A for product up to size M24 and L≤10d or 150mm
B for product exceeding size M24 or L>10d or 150mm
Standard ISO 4759 Part 1
Surface finish As processed Bright Bright
DIN267 Part 2 shall apply regarding surface roughness
DIN267 Part 20 shall apply regarding permissible surface discontinuities
DIN267 Part 21 shall apply regarding the widening test
DIN267 Part 9 shall apply regarding electroplating
DIN267 Part 10 shall apply regarding hot dip galvanizing
Acceptance inspection DIN267 Part 5 shall apply regarding acceptance inspection
Q&A

Who is Lockey?
Lockey is a fastener manufacturer established in 1973. The Dragon Iron Group specializes in manufacturing and selling fasteners, hardware parts, forging, and machine parts for the automotive and other industries.
Dragon Group has its headquarters, Dragon Iron Enterprise, in A Lien, Taiwan.
Lockey Industrial Co., Ltd. was set up in 2003 in Dongguan City as the Foreign Sales Department of the group. Our plant is located in Jingjiang City, making it easier for us to export our products.
 
What do Lockey produce?
As a fastener manufacturer, we mainly produce including, but not limited to:
1. Bolts, studs, and thread rods...
2. Hex nuts, nylon nuts, flange locknuts...
3. Tapping screws, drilling screws, wood screws, machine screws, socket cap screws...
4. Plain washers, spring washers, tooth washers...
5. Structural applications, ASTM A325/A490, ASTM F1852/2280, DIN6914/5/6, DIN7990...
In addition, special fasteners, hardware parts, forging, and machine parts for automotive are also available. We produce parts for Toyota and Honda.
70% of our products are exported.
 
Why Lockey?
Lockey never stops innovating. Innovation is the driving force behind our growth. Through technological and conceptual innovation, we continue to move forward. We have a team of skilled professionals who excel in management and cooperation. Working with them will bring you great results.
We are honored that you have chosen Lockey as your supplier, but we are more than just a supplier—we are your partner. We don't just sell; we share. Share the latest information about fasteners, price trends, and even profit.
We are friends. We care about your success and the quality of our products.
 
What do Lockey do to assure the quality?
With over 40 years of experience in fastener manufacturing and an ISO9001 certificate, we have always been able to handle challenges and solve problems. Lockey has established a quality assurance system based on ISO9001 with 40 years of industry expertise. We set strict criteria to ensure quality. 80% of our staff are skilled and have worked with us for more than five years. Employees take skill classes regularly to improve their knowledge. All these efforts help our workers prevent and manage issues effectively.
 
Do Lockey produce non-standard items?
Yes, we do. Send your specifications and drawings to our sales representative, and you will receive a quotation quickly.
 
Does Lockey have a published price list?
We do not have a published price list. Market conditions fluctuate, making it difficult to maintain standard pricing. Our sales team is flexible when it comes to quoting, ensuring you get the best price available when you need it.
 
Does Lockey offer discounts?
Of course, we can offer discounts based on large quantities. However, as mentioned earlier, our sales team ensures you get the best price. So while there may be some discounts, they might not be very significant. Feel free to explore further.
 
Does Lockey provide samples?
Yes, we do. Free stored samples are available. However, please note that we do not have a budget for express shipping.
 
What's the delivery time?
It depends on the order quantity. Standard orders usually take 20-40 days, while non-standard ones may take 35-60 days. Please check with your sales representative for an accurate shipment date.
 
What is the payment term?
We prefer T/T and L/C. Western Union is also acceptable for small payments, such as sample express fees.

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