External Tooth Washer
Standard: DIN 6797 (A)
Commodity: External Tooth Washer
Also Named: External Tooth Lock Washers
Material: Carbon Steel
Diameter: 1.7, 2.2, 2.7, 3.2, 3.7, 4.3, 5.3, 6.4, 7.4, 8.4, 10.5, 13, 15, 17, 19, 21, 23, 25, 28, 31
For Thread: M1.6, M2, M2.5, M3, M3.5, M4, M5, M6, M7, M8, M10, M12, M14, M16, M18, M20, M22, M24, M27, M30
Finish: Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated
Alternative Standard: JIS B 1255 (B), ASME B 18.21.1, JIS B 1251 (T10-O), JIS B 1251, JIS B 1255 (C)
MOQ: 1000kgs
Lead Time: 30 to 60 days
Product Introduction
AYA Fasteners (Hebei) Co., Ltd. is one of the most experienced manufacturers and suppliers of external tooth washer in China. Please feel free to buy high quality external tooth washer made in China here from our factory. For price consultation, contact us.

As a global supplier of customized fastening solutions, AYA's service process is also as close to customers as AYA's products. From describing needs to follow-up services, AYA will promptly and spare no effort to help customers solve any fastening problems that arise, to eliminate the concern of customers.
PRODUCT DESCRIPTION
| Product Name | External Tooth Washer |
| Also Named | External Tooth Lock Washers |
| Material | Carbon Steel |
| Standard | DIN 6797 (A) |
| Diameter | 1.7, 2.2, 2.7, 3.2, 3.7, 4.3, 5.3, 6.4, 7.4, 8.4, 10.5, 13, 15, 17, 19, 21, 23, 25, 28, 31 |
| For Thread | M1.6, M2, M2.5, M3, M3.5, M4, M5, M6, M7, M8, M10, M12, M14, M16, M18, M20, M22, M24, M27, M30 |
| Finish | Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated |
| Alternative Standard | JIS B 1255 (B), ASME B 18.21.1, JIS B 1251 (T10-O), JIS B 1251, JIS B 1255 (C) |
DIMENSIONS TABLE

| Size | 1.7 | 2.2 | 2.7 | 3.2 | 3.7 | 4.3 | 5.3 | 6.4 | 7.4 | 8.4 | ||
| d | min=nominal size | 1.7 | 2.2 | 2.7 | 3.2 | 3.7 | 4.3 | 5.3 | 6.4 | 7.4 | 8.4 | |
| max | 1.84 | 2.34 | 2.84 | 3.38 | 3.88 | 4.48 | 5.48 | 6.62 | 7.62 | 8.62 | ||
| dc | max=nominal size | 3.6 | 4.5 | 5.5 | 6 | 7 | 8 | 10 | 11 | 12.5 | 15 | |
| min | 3.3 | 4.2 | 5.2 | 5.7 | 6.64 | 7.64 | 9.64 | 10.57 | 12.07 | 14.57 | ||
| t | 0.3 | 0.3 | 0.4 | 0.4 | 0.5 | 0.5 | 0.6 | 0.7 | 0.8 | 0.8 | ||
| Number of Teeth | 6 | 6 | 6 | 6 | 6 | 8 | 8 | 8 | 8 | 8 | ||
| For Nominal Thread Diameter | M1.6 | M2 | M2.5 | M3 | M3.5 | M4 | M5 | M6 | M7 | M8 | ||
| Size | 10.5 | 13 | 15 | 17 | 19 | 21 | 23 | 25 | 28 | 31 | ||
| d | min=nominal size | 10.5 | 13 | 15 | 17 | 19 | 21 | 23 | 25 | 28 | 31 | |
| max | 10.77 | 13.27 | 15.27 | 17.27 | 19.33 | 21.33 | 23.33 | 25.33 | 28.33 | 31.39 | ||
| dc | max=nominal size | 18 | 20.5 | 24 | 26 | 30 | 33 | 36 | 38 | 44 | 48 | |
| min | 17.57 | 19.98 | 23.48 | 25.48 | 29.48 | 32.38 | 35.38 | 37.38 | 43.38 | 47.38 | ||
| t | 0.9 | 1 | 1 | 1.2 | 1.4 | 1.4 | 1.5 | 1.5 | 1.6 | 1.6 | ||
| Number of Teeth | 9 | 10 | 10 | 12 | 12 | 12 | 14 | 14 | 14 | 14 | ||
| For Nominal Thread Diameter | M10 | M12 | M14 | M16 | M18 | M20 | M22 | M24 | M27 | M30 | ||
PRODUCT DETAILS

PRODUCT ADVANTAGES

ADVANTAGES OF External Tooth Washer
1. This external tooth lock washer from the reputable AYA FASTENERS line is perfect for enhancing fastening and fixing security.
2. External teeth lock washers also referred to as star washers are a particular kind of washer made to keep larger fastener heads from losing their grip.
3. They are employed in machinery or materials that are frequently subjected to vibration or continuous movement since they are made to strengthen fastenings against dynamic loads.
4. Our locking washers are made from metal, with either stainless steel, zinc plated, or other finishes.
5. These external tooth lock washers were created to lock screws, bolts, and nuts in place and provide excellent protection against the vibration-induced loosening of spacers.
6. The tooth lock washers have tooth-like serrations on the external diameter that help the toothed washer prevent bolted joints from loosening, through the use of friction.
QUALITY INSPECTION

PACKAGING & CONTAINER LOADING

USAGE SCENARIOS

WHY CHOOSE AYA?
AYA provides exclusive services to 1000+ members from all over the world every year, with a unique chain service solution system, you only need to click the mouse to get exclusive fastening solutions and enjoy door-to-door services.
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