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Retaining Rings & Locking Hardware › Spiral, Snap & Specialty Retaining Rings

A2-70 A4-80 M16 Retaining Rings DIN471

Updated 2026-11-04 · Markdown version

US$0.03610,000–49,999 pieces

US$0.01250,000–999,999 pieces

US$0.0061,000,000+ pieces

MOQ 10,000 pieces · Final price confirmed in your quote

Standard: DIN471
Size: M5-M45
Surface: Plain, Polishing ,Black, Passivation,
Finish: Plain, Galvanzied, Passivation ,HDG,Nickel Plated
Material: Stainless Steel
Surface Finishing: Polishing

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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

Certification	ISO
Standard	DIN471
Sample	Free
Shipment	7-25days
Package	Caton+Pallet
Supply Ability	100ton/Month
OEM	as The Drawing
Size	M5-M45
Surface	Plain, Polishing ,Black, Passivation,
Finish	Plain, Galvanzied, Passivation ,HDG,Nickel Plated
Transport Package	Caton +Pallet
Specification	ASTM, DIN, ANSI, ISO etc.
Origin	Zhejiang, China
HS Code	73181600
Production Capacity	100t/Month
Customization	Available
Material	Stainless Steel
Surface Finishing	Polishing
BOLT	DIN928,DIN933, DIN931, DIN912,DIN603,DIN7985,DIN7991,DIN6921, ASME/ANSI B 18.2.1ASME/ANSIB18.2.3.1M,GB, BSW, ISO Hex bolt , carriage bolt, heavy hex bolt, flange head bolt, achor bolt ect
Nut	DIN934,DIN6923,DIN985,ISO4032 hex heavy hex nut, 2H nut,A563/A563M cap nut, nylon nut, ect
Rod	threaded rod DIN975,DIN976, threaded bar DIN975 stud bolt, B7 stud bolt ect
Screw	hex screw,DIN912; self drilling screw, DIN7504; self tapping screw,DIN7981/7982; drywall screw, pan head screw, button head screw, machine screw, chipboard screw,furniture screw,wood screw, ect
washer	flat washer DIN125, spring washer DIN127, lock washer,square washer,spring lock washer, plain washer ect
Category	Spiral, Snap & Specialty Retaining Rings

Technical parameters

Name	A2-70 A4-80 M16 Retaining Rings DIN471
Place of O rigin	Zhejiang, China
Grade	S316.S304,B7,B7M,B8,B8Metc.
Standards	GB, DIN, ISO, ANSI/ASTM, B7, BS, JIS etc
Material	stainless steel,Carbon Steel
Surface	Plain, Polishing ,Black, Passivation,
Shape	hex nut
Delivery	Within 15-30 days after confirm the order.
Package	Standard export packing or according to customers' requirement
Payment	L/C or T/T (30% in advance and 70% against the copy of BL)
Non-standards	OEM is available if you provide a drawing or sample.
Samples	Samples are free.

Description

A2-70 A4-80 M16 Retaining Rings DIN471 is part of our spiral, snap & specialty retaining rings range (Retaining Rings & Locking Hardware).

Key details

Standard: DIN471
Material: Stainless Steel
Size: M5-M45
Finish: Plain, Galvanzied, Passivation ,HDG,Nickel Plated
Certification: ISO
Shipment: 7-25days
Supply Ability: 100ton/Month
OEM: as The Drawing

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 10,000 pieces at US$0.006 – 0.036 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 A2-70 A4-80 M16 Retaining Rings DIN471?

The listed minimum order is 10,000 pieces, at US$0.006 – 0.036 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$0.036 for 10,000–49,999 pieces; US$0.012 for 50,000–999,999 pieces; US$0.006 for 1,000,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of A2-70 A4-80 M16 Retaining Rings DIN471?

Standard: DIN471; Material: Stainless Steel; Size: M5-M45; Finish: Plain, Galvanzied, Passivation ,HDG,Nickel Plated; Certification: ISO; Shipment: 7-25days. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include standard, size, surface, finish and material. 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 spiral, snap & specialty retaining rings are available?

The Spiral, Snap & Specialty Retaining Rings category lists 248 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/retaining-rings-locking-hardware/spiral-snap-specialty-retaining-rings/

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 →

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US$0.006 – 0.036MOQ 10,000 piecesGet a quote WA