Standard & made-to-drawing parts
Checked before shipping
Air, sea & express delivery

Nuts › T-Nuts, Slot Nuts & Channel Spring Nuts

Stainless Steel and Galvanized Strut Nuts

Updated 2026-11-04 · Markdown version

Model no. M4-M20

US$0.12 – 1.20 / piece

MOQ 1,000 pieces · Final price confirmed in your quote

Material: Carbon Steel
Head Style: Square
Standard: DIN, ANSI, GB, JIS, GOST, BSW
Grade: 8.8
Size: M4-M20
Standard parts: 7-
Non-standard parts: 25

Get a quote WhatsApp

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

Customization	Available
Material	Carbon Steel
Type	Square Head
Model NO.	M4-M20
Connection	Common Bolt
Head Style	Square
Standard	DIN, ANSI, GB, JIS, GOST, BSW
Grade	8.8
Size	M4-M20
Transport Package	in Cartons, on Pallet.
Specification	Spring Nuts
Origin	China
HS Code	7318160000
Production Capacity	2000 Tons Spring Nuts Per Year
ABOUT US	Wellbolt is an excellent fasteners & metal production manufacturer and exporter in China,from the beginning of the production of bolts and screws, established its full range fastener distribution line 3 years later.
All our processes strictly adhere to ISO9001	2008 procedures. We have strict quality control from producing to
Standard parts	7-
Non-standard parts	25
Category	T-Nuts, Slot Nuts & Channel Spring Nuts

Technical parameters

Material	Carbon Steel,Stainless Steel
Thickness	5mm/6mm etc
Surface Treatment	Powder Coating/Electrical Galvanized/Hot Dip Galvanized
Standard Size	41x41mm etc
Hole Size	M6 M8 M10,M12 etc

Type	Thickness	Spring Length	Weight
8#-32	M4	6.1		30
10#-24	M5	6.1	30
1/4-20	M6	6.1	30
5/16-18	M8	8.0	36
3/8-16	M10	9.2	43
1/2-13	M12	12.0	52
5/8-11	M16	12.0	93
3/4-10	M20	12.0	93

Type	Thickness	Spring Length	Weight
8#-32	M4	6.1	19	31
10#-24	M5	6.1		31
1/4-20	M6	6.1		31
5/16-18	M8	8.0		37
3/8-16	M10	9.2		44
1/2-13	M12	12.0		53
5/8-11	M16	12.0		94
3/4-10	M20	12.0		94

Type	Thickness	Spring Length	Weight
8#-32	M4	6.1	38	31
10#-24	M5	6.1		32
1/4-20	M6	6.1		32
5/16-18	M8	8.0		38
3/8-16	M10	9.2		45
1/2-13	M12	12.0		54
5/8-11	M16	12.0		95
3/4-10	M20	12.0		95

Type	Thickness	Spring Length	Weight
8#-32	M4	6.1	38	70
10#-24	M5	6.1		33
1/4-20	M6	6.1		33
5/16-18	M8	8.0		39
3/8-16	M10	9.2		46
1/2-13	M12	12.0		55
5/8-11	M16	12.0		96
3/4-10	M20	12.0		96

Description

Stainless Steel and Galvanized Strut Nuts is part of our t-nuts, slot nuts & channel spring nuts range (Nuts).

Key details

Type: Square Head
Standard: DIN, ANSI, GB, JIS, GOST, BSW
Material: Carbon Steel
Grade: 8.8
Size: M4-M20
Head Style: Square
Connection: Common Bolt
Standard parts: 7-

Available configurations include material, head style, standard, grade and size. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 1,000 pieces at US$0.12 – 1.20 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 Stainless Steel and Galvanized Strut Nuts?

The listed minimum order is 1,000 pieces, at US$0.12 – 1.20 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

What are the main specifications of Stainless Steel and Galvanized Strut Nuts?

Type: Square Head; Standard: DIN, ANSI, GB, JIS, GOST, BSW; Material: Carbon Steel; Grade: 8.8; Size: M4-M20; Head Style: Square. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include material, head style, standard, grade and size. 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.

Which other t-nuts, slot nuts & channel spring nuts are available?

The T-Nuts, Slot Nuts & Channel Spring Nuts category lists 1,888 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/nuts/t-nuts-slot-nuts-channel-spring-nuts/

How we work

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

More about us → · Request a sample or custom quote →

Request a quote for this product

US$0.12 – 1.20MOQ 1,000 piecesGet a quote WA