# Zoro Select

**Manufacturer:** Zoro Select  
**MPN:** `O138386`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Zoro Select |
| Manufacturer name | Zoro Select |
| Manufacturer | Zoro Select |
| DimensionUnit | inch |
| GraingerSku | 33J227 |
| Extra Product Name | Zoro Select |
| UPC | None |
| UnitOfMeasure | EA |
| Weight | 1.5 |
| WeightUnit | lbs |
| cali_prop65_message | WARNING: Cancer - www.P65Warnings.ca.gov |
| cali_prop65_orglabel | False |
| cali_prop65_warnmsgscenario | 5 |
| cali_prop65_whtlabel | True |
| countryOfOrigin | DE |
| extendedLead | 26 |
| extendedQty | -2 |
| height | 0.5 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 37.4 |
| moq | 1 |
| MPN | O138386 |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | Drop Ship |
| SKU | G4636161 |
| tierMinQty1 | 1 |
| tierPrice1 | 44.77 |
| url | https://www.zoro.com/zoro-select-oil-hard-flat-stock-o1-38-in-wx36-in-l-o138386/i/G4636161/ |
| width | 1.5 |
| Item | O1 Tool Steel Rectangular Bar |
| Material | Steel |
| Length | 36 in |
| Width | 3/8 in |
| Thickness | 3/8 in |
| Hardness Scale | 177 to 212 BHN |
| Finish | RMS 45 Max |
| Grade | O1 |
| Length Tolerance | +0.250 in/0.500 in |
| Standards | UNS T31501, SAE J-437, ASTM A-681-07, FEDERAL QQT-570 REV C |
| Width Tolerance | +0.005 in/-0.000 in |
| Thickness Tolerance | +/-0.001 in |
| Length (Straight Wireway) | 36 in |
| Product Type | Oil Hard Flat Stock |
| Fabrication | Hot Rolled |
| Mechanical Finish | Precision Ground |
| Overall Length | 36 in |
| Tensile Strength | 95,000 psi |
| Brinell Hardness | 177 to 212 |
| Yield Strength | 55,000 psi |
| Nominal Size (WxL) | 3/8 in x 36 in |
| Rockwell Hardness | C18 |
| Overall Width | 3/8 in |
| Heat Treatment | Oil Hardened |
| Shape | Square Bar |
| System of Measurement | Inch |
| Heat Treatable | Yes |
| Includes Material Certificate | Yes |
| Material Grade | O1 |
| Tolerance Rating | Standard |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G4636161 | 44.77 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/186000000/186267500/part_--O138386---ZoroSelect--689e250211.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp