# Metric Extension Spring

**Manufacturer:** Spec  
**MPN:** `T43290`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Spec |
| Manufacturer name | Spec |
| Manufacturer | Spec |
| CategoryId | 7611 |
| CategoryIdL1 | 27 |
| CategoryIdL2 | 4558 |
| CategoryIdL3 | 7611 |
| CategoryL1 | Hardware & Building Materials |
| CategoryL2 | Springs |
| CategoryL3 | Extension Springs |
| DimensionUnit | inch |
| GraingerSku | 782EW1 |
| UPC | None |
| UnitOfMeasure | PK |
| Weight | 0.27 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | CN |
| height | 1.42 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 3.81 |
| moq | 1 |
| MPN | T43290 |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | Drop Ship |
| SKU | G001797975 |
| snippet | Metric Extension Spring |
| tierMinQty1 | 1 |
| tierPrice1 | 34.49 |
| url | https://www.zoro.com/spec-extension-spring-metric-pk2-t43290/i/G001797975/ |
| width | 1.42 |
| Overall Length | 96 3/5 mm |
| Outside Dia | 36 mm |
| Wire Dia | 5 mm |
| Type | High Precision |
| Material | Stainless Steel |
| Spring Rate (Lbs /In ) | 17.83 N/mm |
| Load (Lbs ) | 151.31 lb |
| Meets/Exceeds | DIN-17224; JIS-G4314; AMS-5688 |
| End Type | Full Twist Loops |
| Initial Tension (Lbs ) | 22.27 lb |
| Finish | Plain |
| Deflection @ Load | 32.2 mm |
| Item | Metric Extension Spring |
| Package Quantity | 2 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G001797975 | 34.49 | 1 | None | 1 |

---
Structured data: `/python/html6/product/500/16000000/16148000/part_--T43290---Spec--20a551be3a.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp