Countersunk Washer, Fits Bolt Size M4, Steel Black Oxide Finish, 5 PK MPN:Z9920
Countersunk Washer, Fits Bolt Size M4, Steel Black Oxide Finish, 5 PK
Elevate your projects with precision and reliability using our Countersunk Washer, designed specifically for M4 bolt sizes. Machined from high-quality steel with a black oxide finish, this washer provides a secure fit for flat and oval head screws. Its 90-degree countersink angle ensures a flush surface, while its 4.3mm minimum inside diameter and 16mm outside diameter offer versatility in various applications. Perfect for use in aerospace, automotive, and industrial settings, this washer is RoHS compliant and meets industry standards. With a lead time of just 1 day, you can get back to work quickly, knowing your projects are built to last.
Top product features:
- Countersunk Washer design allows for flush mounting with flat and oval head screws.
- The steel construction provides a durable and long-lasting product.
- A black oxide finish resists corrosion and wear.
Top product applications:
- Electronics Assembly
- Automotive Repair
- Machine Building
Machined Countersunk Washer, Material Grade/Class Not Applicable, Material Steel, Finish Black Oxide, For Screw Size M4, Maximum Inside Diameter 4.3 mm, Outside Diameter 16 mm, Countersink Angle 90 Degrees , Overall Height 3 mm, System of Measurement Metric, Color Black, Dimensional Standards RoHS Compliant, For Use With Flat and Oval Head Screws, Industry Standards AMPG 2002 FIN.31, Minimum Inside Diameter 4.3 mm, Pack Size Small Pack, Rockwell Hardness C40, Thickness Tolerance +/-0.3 mm
Additional Information
- Country of Origin: US
- Drop Ship Item: No
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 1
- Unit of Measure: PK
- Package Length: 3.00
- Package Width: 0.60
- Package Height: 0.30
- Package Weight: 0.05
Product info last updated on February 9, 2026 10:00pm UTC
Category: Washers