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TOBO GROUP LTD

  • China,Shanghai ,Shanghai
  • Verified Supplier
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  3. DIN1804 Internal Tab Washers M8 Slotted Hole Washers for Mining Industry
China DIN1804 Internal Tab Washers M8 Slotted Hole Washers for Mining Industry
China DIN1804 Internal Tab Washers M8 Slotted Hole Washers for Mining Industry

  1. China DIN1804 Internal Tab Washers M8 Slotted Hole Washers for Mining Industry
  2. China DIN1804 Internal Tab Washers M8 Slotted Hole Washers for Mining Industry
  3. China DIN1804 Internal Tab Washers M8 Slotted Hole Washers for Mining Industry
  4. China DIN1804 Internal Tab Washers M8 Slotted Hole Washers for Mining Industry
  5. China DIN1804 Internal Tab Washers M8 Slotted Hole Washers for Mining Industry
  6. China DIN1804 Internal Tab Washers M8 Slotted Hole Washers for Mining Industry
  7. China DIN1804 Internal Tab Washers M8 Slotted Hole Washers for Mining Industry
  8. China DIN1804 Internal Tab Washers M8 Slotted Hole Washers for Mining Industry
  9. China DIN1804 Internal Tab Washers M8 Slotted Hole Washers for Mining Industry
  10. China DIN1804 Internal Tab Washers M8 Slotted Hole Washers for Mining Industry
  11. China DIN1804 Internal Tab Washers M8 Slotted Hole Washers for Mining Industry

DIN1804 Internal Tab Washers M8 Slotted Hole Washers for Mining Industry

  1. MOQ： 20Kg
  2. Price： 1000-2200USD/ton
  3. Get Latest Price
Payment Terms D/A, T/T, Western Union, MoneyGram
Supply Ability Max 150 tons/month
Delivery Time According to the order
Packaging Details Neutral packaging or customized packaging
Product name standard spring washer
Thread Size M6 M8 M10 M12 M16 M20
Load Capacity Depends On Size And Material
Size all size
Customization Available Upon Request
Application Vibration resistance and load distribution
Surfacefinish Zinc Plated
Weight 0.5 grams per piece
Oem available
Type Flat Spring Washer
Packing Cartons+plastic Bags
Inner Diameter 3mm-30mm
Quality High lever
Finish Steel Plated
Thickness 1 mm
Brand Name TOBO
Model Number Internal Tab Washers
Certification SGS BV ROHS etc
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms D/A, T/T, Western Union, MoneyGram Supply Ability Max 150 tons/month
Delivery Time According to the order Packaging Details Neutral packaging or customized packaging
Product name standard spring washer Thread Size M6 M8 M10 M12 M16 M20
Load Capacity Depends On Size And Material Size all size
Customization Available Upon Request Application Vibration resistance and load distribution
Surfacefinish Zinc Plated Weight 0.5 grams per piece
Oem available Type Flat Spring Washer
Packing Cartons+plastic Bags Inner Diameter 3mm-30mm
Quality High lever Finish Steel Plated
Thickness 1 mm Brand Name TOBO
Model Number Internal Tab Washers Certification SGS BV ROHS etc
Place of Origin China
High Light DIN1804 internal tab washers M8 ，slotted hole washers for mining ，flat spring washers with warranty
DIN1804 Internal Tab Washers M8 Slotted Hole Washers for Mining Industry

 

Our DIN1804 internal tab washers are specially designed for mining equipment and heavy industrial applications, available in size M8 with a slotted hole structure for reliable anti-loosening performance. Manufactured strictly in accordance with DIN1804 standard, these washers feature an internal tab design that locks firmly onto bolts or shafts, effectively preventing rotation and loosening under strong vibration, heavy impact, and harsh working conditions commonly found in mining sites.
 
The slotted hole configuration ensures precise fitting and stable positioning, while the robust material construction provides excellent hardness, wear resistance, and deformation resistance to meet the demanding requirements of mining machinery, conveyor systems, and heavy-duty assembly. Precision stamping and forming guarantee consistent dimensions, smooth edges, and high interchangeability with standard fasteners.
 
Each washer undergoes strict quality inspection including hardness testing, dimensional accuracy check, and durability verification to ensure stable performance in long-term operation. Widely used in mining equipment, construction machinery, transmission devices, and heavy industrial assembly, these DIN1804 M8 internal tab slotted hole washers deliver superior locking effect and reliable protection for critical fastening connections in tough working environments.
Specification
Internal Tab Washers:The material of the inner tongue stop washer is low carbon steel, medium carbon steel, 65 manganese, stainless steel, aluminum, copper, insulating material, etc. Surface treatment using blue and white zinc plating, color zinc, black zinc, nickel, chromium, blackening, mechanical galvanizing, plating dacro, quenching, tempering, carburizing, etc.
Nominal Diameter Φ6 Φ8 Φ10 Φ12 Φ14 Φ16 Φ18 Φ20 Φ22 Φ24 Φ26 Φ28 Φ30
d1 Min 6 8 10 12 14 16 18 20 22 24 26 28 30
Max 6.075 8.09 10.09 12.11 14.11 16.11 18.11 20.13 22.13 24.13 26.13 28.13 30.13
d2 Max 16 20 25 28 30 32 34 36 40 42 45 50 50
Min 15.89 19.87 24.87 27.87 29.87 31.84 33.84 35.84 39.84 41.84 44.84 49.84 49.84
s 0.8 0.8 0.8 0.8 0.8 1 1 1 1 1 1 1 1.2
f DN 3 3 4 5 5 5 6 6 6 6 7 7 7
Max 2.94 2.94 3.93 4.93 4.93 4.93 5.93 5.93 5.93 5.93 6.92 6.92 6.92
Min 2.88 2.88 3.855 4.855 4.855 4.855 5.855 5.855 5.855 5.855 6.83 6.83 6.83
g Min=DN 3.9 5.9 7.4 9.3 11.4 13.5 15.4 17.5 19.5 21.6 23.5 25.5 27.5
Max 3.975 5.975 7.49 9.39 11.51 13.61 15.51 17.61 19.63 21.73 23.63 25.63 27.63
h 2.5 2.5 3 3 3 3 4 4 4 4 5 5  

 

Nominal Diameter Φ32 Φ35 Φ38 Φ40 Φ42 Φ45 Φ48 Φ50 Φ52 Φ55 Φ58 Φ60 Φ62
d1 Min 32 35 38 40 42 45 48 50 52 55 58 60 62
Max 32.16 35.16 38.16 40.16 42.16 45.16 48.16 50.16 52.19 55.19 58.19 60.19 62.19
d2 Max 52 55 58 62 62 68 75 75 80 80 90 90 95
Min 51.81 54.81 57.81 61.81 61.81 67.81 74.81 74.81 79.81 79.81 89.78 89.78 94.78
s 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.5 1.5 1.5
f DN 7 7 8 8 8 8 8 8 10 10 10 10 10
Max 6.92 6.92 7.92 7.92 7.92 7.92 7.92 7.92 9.92 9.92 9.92 9.92 9.92
Min 6.83 6.83 7.83 7.83 7.83 7.83 7.83 7.83 9.83 9.83 9.83 9.83 9.83
g Min=DN 29.6 32.6 35.3 37.3 39.3 42.4 45.4 47.4 49.3 52.3 55.3 57.3 59.3
Max 29.73 32.76 35.46 37.46 39.46 42.56 45.56 47.56 49.46 52.49 55.49 57.49 59.49
h 5 5 5 5 5 5 5 5 6 6 6 6  
 
Nominal Diameter Φ65 Φ68 Φ70 Φ72 Φ75 Φ80 Φ85 Φ90 Φ95 Φ100 Φ105 Φ110 Φ115
d1 Min 65 68 70 72 75 80 85 90 95 100 105 110 115
Max 65.19 68.19 70.19 72.19 75.19 80.19 85.22 90.22 95.22 100.22 105.22 110.22 115.22
d2 Max 95 100 100 110 110 115 120 130 135 145 155 155 165
Min 94.78 99.78 99.78 109.78 109.78 114.78 119.78 129.75 134.75 144.75 154.75 154.75 164.75
s 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5
f DN 10 10 10 10 10 10 10 10 12 12 12 12 12
Max 9.92 9.92 9.92 9.92 9.92 9.92 9.92 9.92 11.905 11.905 11.905 11.905 11.905
Min 9.83 9.83 9.83 9.83 9.83 9.83 9.83 9.83 11.795 11.795 11.795 11.795 11.795
g Min=DN 62.4 65.4 67.4 68.9 71.9 76.9 81.9 86.9 91.8 96.9 102 107 112
Max 62.59 65.59 67.59 69.09 72.09 77.09 82.12 87.12 92.02 97.12 102.22 107.22 112.22
h 6 6 6 7 7 7 7 7 8 8 8 8 8

 

Nominal Diameter Φ120 Φ125 Φ130 Φ140 Φ150 Φ160 Φ170 Φ180 Φ190 Φ200
d1 Min 120 125 130 140 150 160 170 180 190 200
Max 120.22 125.25 130.25 140.25 150.25 160.25 170.25 180.25 190.29 200.29
d2 Max 165 180 180 195 205 220 230 245 260 270
Min 164.75 179.75 179.75 194.71 204.71 219.71 229.71 244.71 259.68 269.68
s 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5
f DN 12 12 12 12 12 12 12 12 12 12
Max 11.905 11.905 11.905 11.905 11.905 11.905 11.905 11.905 11.905 11.905
Min 11.795 11.795 11.795 11.795 11.795 11.795 11.795 11.795 11.795 11.795
g Min=DN 117 122 127 137 147 157 167 177 187 197
Max 117.22 122.25 127.25 137.25 147.25 157.25 167.25 177.25 187.29 197.29
h 8 8 8 8 8 10 10 10 10 10

 

 

Warehouse

 

Packing& Shipping
1) Sample order, 20/25kg per carton with our logo or neutral package;
2) For Large orders, we can custom packaging;
3) Normal Packing: 1000/500/250pcs per small box. then into cartons and pallet;
4) According to customers' requirements.
FAQ
1.How do you let me trust you?
We are a Golden supplier in Alibaba who do business for more than 5 years. You can make an order by Alibaba to us directly.

2.How about your price?
High-quality products with a reasonable price suitable for your market. 

3.How do you control your quality?
We request a QC inspection for each batch of goods. And we can provide you inspection report and mill certificate if you want..

4.Could you provide free samples?
For new customers, We can provide free samples for standard fasteners. But the clients will pay the express charges. For regular customers, We will send you free samples and pay express charges by ourselves.

5.How about your delivery time?
Generally speaking, All the goods have stock with little quantity, we can delivery them with one week. If the quantity is 1-2container, we can give you with 30-45days.

6.What is your packing?
Our packing is 20-25kg for one carton,36 or 48pcs cartons for one pallet. One pallet is about 900-960kg, We also can make the customer's logo on the cartons. Or we customized cartons according to customers' requirement, If you need small box packing, we can do according to your requirement.

7.What is your payment term?
We can accept T/T,LC for general order. For new customer, we request 20%-50% T/T in advance, and balance payment should against B/L copy. For regular customer, we can provide delay payment after B/L date about 30-90 days.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer,Exporter,Trading Company,Seller

  • Year Established:

    2010

  • Total Annual:

    5000000-6000000

  • Ecer Certification：

    Verified Supplier

TOBO GROUP LTD is a professional fastener manufacturer and exporter in China. We produce various types of fasteners (include non-standard) in GB, DIN, BS, ANSI/ASME, IFI, ISO, and JIS with 300 tons of monthly productivity. Our main products are bolts, nuts, screws, threaded rods, plain was... TOBO GROUP LTD is a professional fastener manufacturer and exporter in China. We produce various types of fasteners (include non-standard) in GB, DIN, BS, ANSI/ASME, IFI, ISO, and JIS with 300 tons of monthly productivity. Our main products are bolts, nuts, screws, threaded rods, plain was...

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Get in touch with us

  • Reach Us
  • TOBO GROUP LTD
  • 2F,Building7,Baolong Center,No.689,Xiwang Road,Jiading District,Shanghai,201800,China
  • https://www.ss-bolt.com/

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