# Flat Washer, Fits Bolt Size 5/16 in ,Stainless Steel Plain Finish, 10 PK

**Manufacturer:** Zoro Select  
**MPN:** `Z9130`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Zoro Select |
| Manufacturer name | Zoro Select |
| Manufacturer | Zoro Select |
| CategoryId | 4958 |
| DimensionUnit | inch |
| GraingerSku | 5RU78 |
| Extra Product Name | Flat Washer, Fits Bolt Size 5/16 in ,Stainless Steel Plain Finish, 10 PK |
| UPC | None |
| UnitOfMeasure | PK |
| Weight | 0.08 |
| WeightUnit | lbs |
| atoms | 10 |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| height | 0.3 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 3 |
| moq | 1 |
| MPN | Z9130 |
| multiple | 1 |
| qtyInStock | 156 |
| qtyInStockOverride | -2 |
| SKU | G2028765 |
| tierMinQty1 | 1 |
| tierPrice1 | 9.15 |
| url | https://www.zoro.com/zoro-select-flat-washer-fits-bolt-size-516-in-stainless-steel-plain-finish-10-pk-z9130/i/G2028765/ |
| width | 0.7 |
| Fits Bolt Sizes | 5/16 in |
| Washer Outside Dia | 11/16 in |
| Washer Inside Dia | 11/32 in |
| Inside Dia | 11/32" |
| Inside Diameter | 0.344 in |
| Outside Diameter | 11/16 in |
| Outside Diameter Tolerance | +/-0.010 in |
| Inside Diameter Tolerance | +/-0.010 in |
| For Screw Size | 5/16 in |
| Pack Size | Small Pack |
| Item | Flat Washer |
| Material | Stainless Steel |
| Finish | Plain |
| Thickness | 0.095 in to 0.105 in |
| Washer Standards | Industry Standard |
| System of Measurement | Inch |
| Flat Washer Type | Thick Flat Washer |
| Thickness Tolerance | +0.005/-0.004 in |
| Rockwell Hardness | B70 |
| Package Quantity | 10 |
| Application | Load Distributing |
| Type | Standard |
| Material Quality Standards | ASTM A582 |
| Material Grade/Class | 18-8 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G2028765 | 9.15 | 1 | 156 | 1 |

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Structured data: `/python/html6/product/500/191000000/191241500/part_--Z9130---ZoroSelect--e45939e7d7.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp