# Spec

**Manufacturer:** Spec  
**MPN:** `C03000490440M`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Spec |
| Manufacturer name | Spec |
| Manufacturer | Spec |
| DimensionUnit | inch |
| GraingerSku | 54MM92 |
| Extra Product Name | Spec |
| UPC | None |
| UnitOfMeasure | PK |
| Weight | 0.1 |
| WeightUnit | lbs |
| atoms | 15 |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| color | Dark Gray |
| countryOfOrigin | ZZ |
| extendedLead | 12 |
| extendedQty | -2 |
| height | 0.3 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 0.3 |
| moq | 1 |
| MPN | C03000490440M |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | Drop Ship |
| SKU | G3304563 |
| tierMinQty1 | 1 |
| tierPrice1 | 19.38 |
| url | https://www.zoro.com/spec-compression-spring-music-wire-pk15-c03000490440m-c03000490440m/i/G3304563/ |
| width | 0.44 |
| Overall Length | 7/16 in |
| Outside Dia | 0.3 in |
| Wire Dia | 0.049 in |
| Compressed Length | 0.294 in |
| Type | Heavy Duty |
| Material | Music Wire |
| Spring Rate | 156 lb-in |
| Color | Dark Gray |
| Wire Type | Round |
| End Type | Squared and Ground |
| Deflection @ Load | 0.11 in |
| Item | Compression Spring |
| Meets/Exceeds | ASTM A228 and AMS 5112 |
| Finish | Plain |
| Product Type | Compression Spring |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G3304563 | 19.38 | 1 | None | 1 |
| sustainablesupply.com | C2813717 | 18.68 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/174000000/174286500/part_--C03000490440M---Spec--4320b9494a.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp