Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order.
Specifications
Model NO.
1/4-20 Black Wing Nuts
Connection
Common Bolt
Head Style
Airfoil
Standard
DIN, ANSI, GB, JIS, GOST, BSW
Grade
6.8
Drive Style
External Hex
Finish
Anodized
Color
Black Zinc
Strength
Grade4.8,A2-70,A4-70,A4-80
Available Material
Stainless Steel SS304,SS316,Carbon Steel
Certification
IATF 16949
Payment
by T/T, 30% Down Payment, and Balance Before Ship
Applied Area
Building, Machinery, Auto, Car Wheel
QC Equipment
Salt Spray Machine, Hardness Testor, Caliper
Transport Package
Carton Box
Specification
M4-M30
Origin
Yangzhou, China
Production Capacity
5000000pieces
Package Size
10.00cm * 5.00cm * 5.00cm
Package Gross Weight
0.500kg
Customization
Available
Material
Carbon Steel
Type
Wing Nut
Shipping Cost
Contact the supplier about freight and estimated delivery time.
1/4-20 (DIN315) , Carbon Steel Parts Fingertightening Butterfly Nut Black is part of our wing & thumb nuts range (Nuts).
Key details
Type: Wing Nut
Standard: DIN, ANSI, GB, JIS, GOST, BSW
Material: Carbon Steel
Grade: 6.8
Head Style: Airfoil
Finish: Anodized
Connection: Common Bolt
Certification: IATF 16949
Available configurations include head style, standard, grade, drive style and finish. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.
Ordering through Engineering Hardware & Fasteners
Minimum order is 1 piece at US$0.0118 – 0.012 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you.
Frequently asked questions
What is the minimum order quantity (MOQ) for 1/4-20 (DIN315) , Carbon Steel Parts Fingertightening Butterfly Nut Black?
The listed minimum order is 1 piece, at US$0.0118 – 0.012 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.
How does the price change with quantity?
Volume pricing: US$0.012 for 1–999 pieces; US$0.0118 for 1,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.
What are the main specifications of 1/4-20 (DIN315) , Carbon Steel Parts Fingertightening Butterfly Nut Black?
Type: Wing Nut; Standard: DIN, ANSI, GB, JIS, GOST, BSW; Material: Carbon Steel; Grade: 6.8; Head Style: Airfoil; Finish: Anodized. The full specification table and any technical parameter tables are listed on this page.
Can this product be customized (OEM)?
Listed configurations include head style, standard, grade, drive style and finish. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing.
What is the lead time and how is it shipped?
Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment.
Specified, checked and shipped by Engineering Hardware & Fasteners
Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing.
DIN, ISO, ASTM, ANSI, JIS and GB standard parts
Non-standard parts made to your drawing
Dimensions, thread gauges and plating checked before packing
Export cartons and pallets, consolidated mixed orders
Samples available for approval before mass production
Production floorInspection benchSorting & packingParts warehouseSample reviewSales office
Need a fastener quote or a spec sheet?Message our engineers on WhatsApp — send a drawing or DIN number and get pricing back fast.Start WhatsApp Chat →
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