Precision Expanding Dowels
Jergens Precision Expanding Dowels allow for fast and accurate
location of twin vises on locator plates. The top and bottom half
of the dowel expand separately. Aligns (2) holes concentrically and
locks them into position. Both locking screws are accessed from the
top of the pin.
Features, Benefits, & Product
Specifications:
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Material: Alloy Steel
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Heat Treat: Case Hardened to 50-55 RC
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Self-centering and repeatable within ±0.0005″ (0.013mm)
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Patented
Installation Instructions:
1. Remove the top screw, insert the dowel into the locating hole of the first part, and expand the bottom half with a hex wrench.
2. Replace the top screw, slide the locating hole of the second part over the dowel and expand the top half with a hex wrench.
Dimensions
| Part Number | Price | Recommended Hole Diameter 0 001 0 000 In | A DIA. +0.000/-0.001 (In) | B DIA. +0.000/-0.010 (In) | H1 +/- 0.005 (In) | Hex Key Size Bottom: Step 1 | Hex Key Size Top: Step 2 | Nominal Diameter (In) | Nominal Length H (In) | L1 +/-0.005 (In) | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 29401 | £57.85 | 0.25 | 0.249 | 0.245 | 0.428 | 5/64 | 3/32 | 1/4 | 1/2 | 0.428 | £57.85Add to basket |
| 29402 | £75.77 | 0.375 | 0.374 | 0.37 | 0.634 | 1/8 | 5/32 | 3/8 | 3/4 | 0.634 | £75.77Add to basket |
| 29403 | £62.33 | 0.5 | 0.499 | 0.495 | 0.881 | 5/32 | 3/16 | 1/2 | 1 | 0.881 | £62.33Add to basket |
| 29404 | £63.80 | 0.625 | 0.624 | 0.62 | 1.162 | 3/16 | 7/32 | 5/8 | 1 1/4 | 1.162 | £63.80Add to basket |
| 29405 | £66.77 | 0.75 | 0.749 | 0.745 | 1.39 | 1/4 | 5/16 | 3/4 | 1 1/2 | 1.39 | £66.77Add to basket |
| 29406 | £72.76 | 1 | 0.999 | 0.995 | 1.758 | 3/8 | 1/2 | 1 | 2 | 1.758 | £72.76Add to basket |
| 29451 | £57.85 | 3 | 4 | £57.85Add to basket | |||||||
| 29452 | £62.33 | 4 | 5 | £62.33Add to basket | |||||||
| 29453 | £62.90 | 4 | 5 | £62.90Add to basket | |||||||
| 29454 | £63.80 | 5 | 6 | £63.80Add to basket | |||||||
| 29455 | £66.77 | 6 | 8 | £66.77Add to basket |
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