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Product Specifications:
| Item | Free Running Insert |
| Display Qty | 1000 |
| Drill Size | G |
| Features | Positive Self Locking Torque |
| Finish | Plain |
| Free Coil Dia. | 0.316" , 0.326" |
| Grade | 304 |
| Hardness | Rockwell C43-C50 |
| Helical Insert Type | Free Running |
| Industry Standards | Mil-I-8846, Mil-N-25027 |
| Insert Length | 1/4" |
| Material | Stainless Steel |
| Material Grade/class | 18-8 |
| Material Quality Standards | As7245 |
| Overall Length | 1/4" |
| Product Datasheet | helicoil-7587-3-2.pdf |
| Rockwell Hardness | C43-C50 |
| Series | HELI-COIL |
| Sti Tap Size | 1/4"-28 |
| System Of Measurement | Imperial |
| Tang Style | Tanged |
| Tang Type | Tanged |
| Tensile Strength | 200000 psi to 250000 psi |
| Thread Direction | Right Hand |
| Thread Size | 1/4"-28 |
| Thread Type | Fine |
Shipping Info:
| Ship weight (kg) | 0.95 |
| Ship height (cm) | 1.78 |
| Ship length (cm) | 39.37 |
| Ship width (cm) | 39.37 |
| Country of Origin | US |
Documentation:
Product Variants
| Model | Insert Length | Free Coil Dia. | Tang Type | Finish | Thread Type | Thread Direction | Tensile Strength | Hardness | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 84017 | 1/4" | - | Tanged | - | - | Right Hand | - | - | 100 | - | RFQ
|
| 84117 | 3/8" | - | Tanged | - | - | Right Hand | - | - | 100 | - | RFQ
|
| 84217 | 1/2" | - | Tanged | - | - | Right Hand | - | - | 100 | - | RFQ
|
| 84317 | 5/8" | - | Tanged | - | - | Right Hand | - | - | 100 | - | RFQ
|
| 84417 | 3/4" | - | Tanged | - | - | Right Hand | - | - | 100 | - | RFQ
|
| 1191-4CN375S | 3/8" | 0.316" | Tanged | Plain | Fine | Right Hand | 200000 psi to 250000 psi | Rockwell C43-C50 | 1000 | €1,408.01 | |
| 1191-4CN500S | 1/2" | 0.316" | Tanged | - | Fine | Right Hand | 200000 psi to 250000 psi | Rockwell C43-C50 | 1000 | €824.90 |
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HELICOIL 1191-4CN250S Free Running Insert, 1/4 In - 28 Thread Size, Tanged, 1/4 In Insert Lg., G, SS, Fine, Right Hand, Gr. 304
€1,405.14 /pack

