Product forms
Plain • Hardened • Spring • Wedge-lock
Product catalogue
Washers
Load-distributing and locking washers selected to suit the bolt grade, dimensional standard, joint design and operating environment.
Product information
Specify the complete requirement.
Standards and grades listed here are common references, not a statement of stock. Final supply is subject to the exact size, thread, finish, quantity, certification and project specification.
Dimensional and thread references
- ISO 7089 / ISO 7090
- DIN 125
- DIN 127
- ASTM F436 / F436M
Common material and grade references
- Carbon steel
- Hardened structural steel
- A2 / A4 stainless
- SS 304L / 316L
Typical applications
- Load distribution
- Structural bolting
- Vibration control
- General assembly
Available coatings and protective options
- Hot-dip galvanized
- Electro zinc plating
- Yellow passivation
- Black finish
- Mechanical galvanizing
- Takecoat 1000
- PTFE coating
- Ceramic coating
- Zinc nickel coating
- Electroless nickel plating
- Tectyl coating
- Zinc flakes coating
- Zinc dichromate
- Molykote coating
RFQ and documentation controls
- Product type and governing standard
- Size, thread, grade and finish
- Quantity and delivery location
- Required certification and inspection
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Technical reference only
Information regarding standards, specifications, grades and applications is provided for general reference. Requirements and standard editions may change. Any discrepancy or error must be corrected against the applicable current standard, approved project specification and supplier documentation before selection or supply.
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