1/4"-28 Grade 304 Stainless Steel Locking Helical Inserts
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| Style | Model | Insert Length | Free Coil Dia. | Finish | Thread Type | Drill Size | Thread Direction | Hardness | Tensile Strength | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A | A3591-4CNW187 | 0.187" | 0.316" | Dry Film Lubricant | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 100 | €376.24 | |
| A | A3591-4CN313 | 0.313" | 0.316" | Plain | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 100 | €353.30 | |
| B | AT3591-4CW500 | 1/2" | 0.316" | Dry Film Lubricant | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 100 | €133.55 | |
| A | 3591-4CNW500S | 1/2" | 0.316" | Dry Film Lubricant | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 500 | €1,332.11 | |
| B | T3591-4C500S | 1/2" | 0.316" | - | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 500 | €1,267.41 | |
| B | AT3591-4C500 | 1/2" | 0.316" | - | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 100 | €127.98 | |
| A | 3591-4CN500S | 1/2" | 0.316" | Plain | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 1000 | €952.90 | |
| C | 84717 | 1/2" | - | - | Fine | 17/64" | - | - | - | 100 | - | RFQ
|
| A | A3591-4CNW500 | 1/2" | 0.316" | Dry Film Lubricant | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 100 | €206.22 | |
| A | A3591-4CN500 | 1/2" | 0.316" | Plain | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 100 | €190.97 | |
| B | T3585-4C500S | 1/2" | 8/25" | Plain | Coarse | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 500 | €1,455.19 | |
| A | A3591-4CN250 | 1/4" | 0.316" | Plain | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 100 | €157.80 | |
| A | 3591-4CN250S | 1/4" | 0.316" | Plain | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 1000 | €1,526.25 | |
| A | 3591-4CNW250S | 1/4" | 0.316" | Dry Film Lubricant | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 1000 | €2,203.18 | |
| C | 84517 | 1/4" | - | - | Fine | 17/64" | - | - | - | 100 | - | RFQ
|
| B | T3585-4C250S | 1/4" | 8/25" | Plain | Coarse | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 1000 | €1,560.43 | |
| B | AT3591-4CW250 | 1/4" | 0.316" | Dry Film Lubricant | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 100 | €120.13 | |
| B | AT3591-4C250 | 1/4" | 0.316" | Plain | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 100 | €103.84 | |
| B | T3591-4C250S | 1/4" | 0.316" | Plain | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 1000 | €2,847.05 | |
| A | A3591-4CNW250 | 1/4" | 0.316" | Dry Film Lubricant | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 100 | €174.73 | |
| C | 84917 | 3/4" | - | - | Fine | 17/64" | - | - | - | 100 | - | RFQ
|
| B | T3585-4C375S | 3/8" | 8/25" | - | Coarse | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 1000 | €1,215.36 | |
| B | AT3591-4CW375 | 3/8" | 0.316" | Dry Film Lubricant | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 100 | €125.15 | |
| A | 3591-4CN375S | 3/8" | 0.316" | Plain | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 1000 | €1,343.22 | |
| A | A3591-4CNW375 | 3/8" | 0.316" | Dry Film Lubricant | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 100 | €181.36 | |
| B | AT3591-4C375 | 3/8" | 0.316" | Plain | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 100 | €121.84 | |
| A | 3591-4CNW375S | 3/8" | 0.316" | Dry Film Lubricant | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 1000 | €2,543.12 | |
| A | A3591-4CN375 | 3/8" | 0.316" | Plain | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 100 | €172.13 | |
| B | T3591-4C375S | 3/8" | 0.316" | Plain | Fine | G | Right Hand | Rockwell C43-C50 | 200000 psi to 250000 psi | 1000 | €1,917.89 | |
| C | 84617 | 3/8" | - | - | Fine | 17/64" | - | - | - | 100 | - | RFQ
|
| C | 84817 | 5/8" | - | - | Fine | 17/64" | - | - | - | 100 | - | RFQ
|

