DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement)  |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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Dead Centers
Dead centers are one solid piece. Use them in the headstock when machining between centers or in the tailstock to support the end of a workpiece when friction is not a concern.
Carbide-tipped hardened steel dead centers have better wear resistance than hardened steel dead centers.
Hardened Steel | Carbide-Tipped Hardened Steel | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Morse Taper Number | Point Dia. | Point Lg. | Taper Lg. | Overall Lg. | Morse Taper Dia. | Point Angle | TIR (Total Indicated Runout) Accuracy | Each | Each | ||
| 1 | 0.475" | 13/32" | 2 1/8" | 3 5/16" | 0.475" | 60° | 0.00005" | 000000 | 000000 | 00000000 | 0000000 |
| 2 | 0.7" | 39/64" | 2 9/16" | 4 3/16" | 0.7" | 60° | 0.00005" | 000000 | 000000 | 00000000 | 000000 |
| 3 | 0.938" | 13/16" | 3 3/16" | 5 1/4" | 0.938" | 60° | 0.00005" | 000000 | 000000 | 00000000 | 000000 |
| 4 | 1.231" | 1 1/16" | 4 1/16" | 6 3/4" | 1.231" | 60° | 0.00005" | 000000 | 000000 | 00000000 | 000000 |
| 5 | 1.748" | 1 33/64" | 5 3/16" | 8 1/2" | 1.748" | 60° | 0.00005" | 000000 | 000000 | 00000000 | 000000 |