# Self Locking Thread Insert, Compatible Material Metal, Compatible Tap Size 5/16 In.-18, Drill Bit Size I, External Thread Fit 2A, External Thread Size 5/16 In.-18, Finish Black Phosphate, Insert Diameter 5/16 in, Internal Thread Fit 2B, Internal Thread Size M4-0.70, Material Steel, Material Grade/Class 12L14, Maximum Hole Diameter 0.272 in, Minimum Installation Depth 3/8 in, Overall Length 8 mm, System of Measurement Inch/Metric, Thread Direction Right Hand, Thread Type Coarse

**Manufacturer:** Zoro Select  
**MPN:** `EZ-310-M4`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Zoro Select |
| Manufacturer name | Zoro Select |
| Manufacturer | Zoro Select |
| CategoryId | 6985 |
| CategoryIdL1 | 9 |
| CategoryIdL2 | 4387 |
| CategoryIdL3 | 6985 |
| CategoryL1 | Fasteners |
| CategoryL2 | Threaded Inserts |
| CategoryL3 | Self Locking Inserts |
| DimensionUnit | inch |
| GTIN | 847554010594 |
| GraingerSku | 807T81 |
| UPC | 847554010594 |
| UnitOfMeasure | EA |
| Weight | 0.27 |
| WeightUnit | lbs |
| cali_prop65_orglabel | True |
| cali_prop65_warnmsgscenario | 7 |
| cali_prop65_whtlabel | True |
| countryOfOrigin | US |
| height | 1.2 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 9 |
| moq | 1 |
| MPN | EZ-310-M4 |
| multiple | 1 |
| qtyInStock | 1 |
| qtyInStockOverride | 1 |
| qtySource | qtyInStockOverride |
| SKU | G809228275 |
| tierMinQty1 | 1 |
| tierPrice1 | 31.75 |
| url | https://www.zoro.com/zoro-select-thin-wall-self-locking-thread-insert-m4-070-int-thrd-sz-steel-ez-310-m4/i/G809228275/ |
| width | 5 |
| Internal Thread Size | M4-0.70 |
| Overall Length | 8 mm |
| Insert Diameter | 5/16 in |
| External Thread Size | 5/16"-18 |
| Drill Bit Size | I |
| Minimum Installation Depth | 3/8 in |
| Compatible Tap Size | 5/16"-18 |
| Maximum Hole Diameter | 0.272 in |
| Item | Self Locking Thread Insert |
| Material | Steel |
| Wall Type | Thin Wall |
| Thread Type | Coarse |
| Installation Method | Drive Tool, Screwdriver |
| Tensile Strength (PSI) | 78,300 psi |
| Finish | Black Phosphate |
| Brinell Hardness | 163 |
| Includes | (10) Threaded Inserts, Drill, Tap and Drive-Tool |
| System of Measurement | Inch/Metric |
| Compatible Material | Metal |
| Features | Easy to use Solution for Repairing or Reinforcing Tapped Holes in Metal, Everything Needed for Installation in a Convenient Kit, Ideal for Soft Metals, Like Aluminum, Cast Iron and Magnesium |
| Drive Type | Slotted |
| Material Grade/Class | 12L14 |
| Thread Pitch | 0.7 mm |
| Thread Direction | Right Hand |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G809228275 | 31.75 | 1 | 1 | 1 |

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Structured data: `/python/html6/product/500/213000000/213499000/part_--EZ310M4---ZoroSelect--9ef9c816e4.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp