# Spec

**Manufacturer:** Spec  
**MPN:** `T42840`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Spec |
| Manufacturer name | Spec |
| Manufacturer | Spec |
| DimensionUnit | inch |
| GraingerSku | 782EL6 |
| Extra Product Name | Spec |
| UnitOfMeasure | PK |
| Weight | 0.17 |
| WeightUnit | lbs |
| atoms | 2 |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | CN |
| extendedLead | 17 |
| extendedQty | -2 |
| height | 0.87 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 6.15 |
| moq | 1 |
| MPN | T42840 |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | Drop Ship |
| SKU | G301797781 |
| tierMinQty1 | 1 |
| tierPrice1 | 23.11 |
| url | https://www.zoro.com/spec-extension-spring-metric-pk2-t42840/i/G301797781/ |
| width | 0.87 |
| Type | High Precision |
| Material | Stainless Steel |
| Overall Length | 156 mm |
| Outside Dia | 22 mm |
| Wire Dia | 3.2 mm |
| Spring Rate (Lbs /In ) | 3.35 N/mm |
| Finish | Plain |
| Initial Tension (Lbs ) | 10.71 lb |
| End Type | Full Twist Loops |
| Meets/Exceeds | DIN-17224; JIS-G4314; AMS-5688 |
| Deflection @ Load | 81.8 mm |
| Load (Lbs ) | 72.29 lb |
| Item | Metric Extension Spring |
| Country of Origin (subject to change) | China |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G301797781 | 23.11 | 1 | None | 1 |
| Grainger | 782EL6 | 42.74 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/264000000/264132000/part_--T42840---Spec--9e0ecd5971.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp