Attributes

Brand	-
Category	Standard Parts, Components & Industrial Consumables / Washers
Origin	-
Material	304 Stainless Steel
Standard	GB858
Type	Six-Claw Retaining Ring
Surface Finish	Polished
Hardness	HV 200-250
Corrosion Resistance	High (Suitable for Outdoor Use)
Application	Round Nuts Locking
Package Quantity	100 Pieces per Box
Weight	0.5 kg
Country of Origin	China

6 reviews

Anonymous

Mar 28, 2026

Rating: 5/5

Excellent anti-loosening performance

I work in automotive repair and these GB858 washers are superior to standard lock washers. They stay in place even under high vibration. Highly recommended.

Anonymous

Mar 19, 2026

Rating: 5/5

Solved my vibration issues

My equipment was constantly losing nuts due to vibration. After switching to these six-claw retaining rings, the problem is completely gone. Fantastic solution.

Anonymous

Mar 18, 2026

Rating: 5/5

Perfect fit for my machinery

These locking washers are exactly what I needed for my round nuts. The six-claw design grips tightly and prevents any loosening during operation. High quality stainless steel.

Anonymous

Mar 17, 2026

Rating: 4/5

Solid construction

Very sturdy washers. The claws are sharp enough to bite into the nut surface without damaging the surrounding area. Good product overall.

Anonymous

Mar 16, 2026

Rating: 4/5

Good quality, fast shipping

The material feels very durable and resistant to rust. I used them on an outdoor project and they have held up well so far. One star off because the box was slightly dented.

Anonymous

Mar 14, 2026

Rating: 5/5

Great value for money

Bought a bulk pack for our workshop. The consistency in size and finish across all 100 pieces is impressive. Will definitely order again.

5 FAQ

Q: Can these be used in marine environments?

A: Since they are made from 304 Stainless Steel, they offer good corrosion resistance. However, for constant submersion in saltwater, 316 Stainless Steel might be a better long-term choice.

Q: How many claws does each washer have?

A: As described in the product title and specifications, each washer features a six-claw design to ensure maximum locking stability on round nuts.

Q: Do these come with a certificate of material compliance?

A: Yes, bulk orders over 500 units include a material test report confirming the 304 Stainless Steel composition. For smaller orders, please contact us directly to request documentation.

Q: Are these washers compatible with metric round nuts?

A: Yes, these GB858 washers are designed specifically for metric round nuts. Please check the size chart to select the correct diameter for your application.

Q: What is the return policy if the size is wrong?

A: We offer a 30-day return policy for unused items in original packaging. If you ordered the wrong size, you can exchange them for the correct one free of charge.

Explore your interests

Honeywell Fresh Air Filter - ERF150/ERF250/ERF350C0N/ERF150D/250D/350D Replacement Filters

$54.00

Chint Claw Hammer, One-Piece Formed Iron Hammer, Tool Nail Hammer, Mini Household Small Hammer Specialized for Woodworking

$5.00

Aluminum Alloy Diaphragm Coupling High Rigidity High Torque SCPS DBJ SCPW Servo Screw Motor Coupling

$28.80

Mold Support Pins SKD61; Three-stage Support Rods; Two-stage Mold Ejector Pins; Heat-resistant Stepped Push Rods with Head; Secondary Support Pins

$5.80

Iron Galvanized Spring Washer Split Spring Washer Metal Elastic Shim M3 M4 M5 M6 M8 M10 M12 M14 M16 M20

$3.60

Bronze Rings Bronze Bushings Bronze Washers and Gaskets Bronze Sleeves Lathe Machined 2.5/3/4/5/6/8/10/12 Customizable

$1.50

Beech Wood Two-Piece Cleaver Handle Accessories, Household Fixed Guard, Handmade Knife Rivet Handle Replacement, Solid Wood Handle

$3.51

Xingchen Oil-Water Separator Filter AC2010-02D, Automatic Drain Two-Component Unit AC3010-03/AC4010

$8.00

Universal Joint Cross Bearing - Sizes 20x45, 22x55, 20x55

$19.00

Figure-8 Coupling GB Encoder Shaft Connector Polyurethane TPU Flexible Plastic Elastic Shaft Sleeve

$13.00

Heavy-Duty Double Steel Wire Tiger Clamp Galvanized Strong Hose Clamp for Pipes Hoses Water Oil Tubes Stainless Steel Band Clamp

$2.60

European Standard Aluminum Profile T-Slot Nuts, Carbon Steel Square Nuts for Types 20, 30, 40, 45 (M3/M4/M5)

$0.55

Custom Non-standard Parts

$650.00

GA/GB Precision Guide Bushing Inner Small Guide Post Stamping Hardware Mold Wear-Resistant 8 10 12 14 16 18 20 25

$3.20

Aotian Extreme 24-25 BURTON STEP ON GENESIS Men's Dual Highback Step-On Snowboard Bindings

$2,288.50

Cungang Micro Ball Guide Pillar and Sleeve, Precision Micro Ball Bushing Guide Assembly, Bronze Bushing, FA Automation Bearing

$60.00

Jinchao Grade 12.9 Socket Set Screws Pointed Machine Screws Headless Grub Screws M3 M4 M5 M6-M16

$0.92

CNC Lathe 0640 Chuck Saw 4-Cut Non-Quenched Round Through Hole 3-46 Internal Thread M48x1.5 Spindle

$20.00

304 Stainless Steel Extension Spring with S-Hook, Strong Curved Hook, Various Sizes and Lengths, Customizable for Oven Door Pull Springs

$1.00

Micro HK Needle Roller Bearing Assortment, Inner Diameters 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17-40mm

$0.58

In Stock Kaisite Solenoid Valve DG4V-5-2C-FW-H-60H 0C 6C 33C 8C 7C

$820.00

Sliding Bar Socket Extension Bar Power Bar Sliding Bar Large 1/2 Medium 3/8 Small 1/4 Fly Rail Tube Wrench Extension Bar Sliding Rod Tool

$3.25

Rotary Worktable Vertical and Horizontal Dual-Use Indexing Plate High-Precision CNC Milling Machine Rotary Table Indexing Head TS TSL

$2,155.00

Flat Pressure Thrust Ball Bearings 51200 51201 51202 51203 51204 51205 51206

$4.60

M20 National Standard Turnbuckle, Malleable Iron Screw Rigging, Spiral Buckle, Galvanized Flower Lantern Bolt, Utility Pole Wire Rope Tensioner

$10.80

M6 M8 M10 M12 M14 M16 Stainless Steel 304 Round Head Rivets GB867 Knock-in Mushroom Head Solid Sign Rivets

$2.43

Hammer Drill Adapter Chuck: Universal Connector for Rotary Hammers and Hand Drills, Compatible with Round Shank (Two Grooves) and Square Shank (Four Grooves)

$5.04

Precision Ball Guide Pillar and Bushing, Rolling Types 20 22 25 28 32 38 SRP TRP SGP Mold Accessories

$28.00

Wear-Resistant Double-Sided Dustproof Wire Grommet Round Cable Bushing Ring for Chassis Rubber Seal

$20.80

400kg 600kg 800kg High-Power Electric Vacuum Suction Cup, Construction Site Building Glass Handling Vacuum Lifting Machine

$5,664.00

TWSNS Taizhuan Shannais Oil-Water Separator Filter Self-Adjusting Pressure Valve Air Source Treatment Two-Piece Unit Pressure Reducing Valve

$11.00

Heavy-Duty Universal Caster Wheels, Silent Load-Bearing Rollers with Brakes, Directional Swivel Wheels for Trolleys, Furniture Moving Base

$2.13

Heavy-Duty Swivel Caster Polyurethane 4568 Inch Push Cart Plate Cart Cargo Wheel Wear-Resistant Steering Wheel Brake Wheel

$4.27

Galvanized Iron Thickened Split Lock Washer with Wide Flat Washer, Elastic Metal Shim M5 M6 M8 M10 M20

$1.47

Sliding Bar 1 Inch Heavy Duty 1/2 Sliding Bar Socket Extension Bar 1/4 3/8 4 Extended Bar Long Adapter Connector

$9.95

Air Source Processor Two-Piece Unit (BFR2000, BFC2000/3000/4000), Pressure Regulating Oil-Water Separator

$45.00

304 Stainless Steel Cross Countersunk Head Screws, Flat Head Machine Bolts, Assorted Electronic Small Screws M2/M3/M4/M5/M6

$1.10

Composite Washer External Hex Drill Tail Self-Tapping Screws for Color Steel Roofing Tiles, National Standard with Washer

$24.00

Custom Helical Gears for Reducers - Non-Standard Cylindrical Spiral Gears with Left/Right Hand Rotation, Module 1-20, 45-Degree Helix Angle

$10.00

Hammer Nut Hammer Head Cap Furniture Two-in-One Connector Cylinder Hammer Embedded Hex Socket Screw Cap M6 M8

$3.00