# Ampg

**Manufacturer:** Ampg  
**MPN:** `Z0990`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Ampg |
| Manufacturer name | Ampg |
| Manufacturer | Ampg |
| DimensionUnit | inch |
| GraingerSku | 160M76 |
| Extra Product Name | Ampg |
| UnitOfMeasure | EA |
| Weight | 15.25 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| extendedLead | 11 |
| extendedQty | -2 |
| height | 4 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 9 |
| moq | 1 |
| MPN | Z0990 |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | Drop Ship |
| SKU | G0642490 |
| tierMinQty1 | 1 |
| tierPrice1 | 360.59 |
| url | https://www.zoro.com/ampg-hex-nut-heavy-3-12-4-sz-steel-grade-2h-z0990/i/G0642490/ |
| width | 6 |
| Item | Hex Nut,Heavy,3-1/2"-4 Sz,Steel Grade 2H |
| Basic Material | Steel |
| Dia /Thread Size | 3-1/2"-4 |
| Fastener Finish | Plain |
| Material Grade | Grade 2H |
| Nut Height | 3-7/16" |
| Nut Standards | ANSI/ASME B18.2.2. |
| Nut Style | Hex Nut - Heavy |
| System of Measurement | Inch |
| Width Across Flats | 5-3/8" |
| Type | Hex |
| Finish | Plain |
| Application | Medium Strength |
| Country of Origin (subject to change) | United States |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G0642490 | 360.59 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/82500000/82540500/part_--Z0990---Ampg--988996f99c.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp