Limited Time SaleUS$14.97 cheaper than the new price!!
| Management number | 218160431 | Release Date | 2026/05/03 | List Price | US$9.98 | Model Number | 218160431 | ||
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These standard type 410 stainless steel internal tooth lock washers are commonly used with pan or button style head screws. The internal teeth bite into the screw providing a tight grip. 400 series stainless steel is the industry standard for these type of locking washers. 400 series provides more strength than 300 series. These are stainless steel but are also mildly magnetic.
| Brand | Marine Bolt Supply |
|---|---|
| Size Name | 5/16 (Pack of 500) |
| Metal Type | Stainless Steel |
| Unit Count | 500.0 Count |
| Part Number | 4-FLWI-031 |
| Thread Size | 5/16" |
| Washer Type | Internal Tooth Lock |
| Finish Types | Polished |
| Manufacturer | CMC Industrial Supply |
| Fastener Size | 5/16" |
| Fastener Type | Lock |
| Item Diameter | 0.6 Inches |
| Material Type | Stainless Steel |
| Item Thickness | 0.03 Hundredths-Inches |
| Exterior Finish | Stainless Steel |
| Number of Pieces | 500 |
| Outside Diameter | 0.6 Inches |
| Screw Head Style | Flat |
| Compatible Groove Diameter | 0.32 Inches |
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