Back دبليو 68 (قنبلة نووية) Arabic W68-ydinkärki Finnish W68 French W68 (hulu ledak nuklir) ID W68 (核弾頭) Japanese W68 Polish W68 Portuguese W68型核弹 Chinese
| W68 | |
|---|---|
 A W68 warhead in a Mk3 reentry Body. See image below for scale. | |
| Type | Nuclear weapon |
| Service history | |
| In service | 1971-1991 |
| Used by | United States. |
| Production history | |
| Designer | Lawrence Livermore National Laboratory |
| Produced | June 1970 - June 1975 |
| No. built | 5250 |
| Specifications | |
| Mass | 367 pounds (166 kg) |
Detonation mechanism | Contact, airburst |
| Blast yield | 40 kilotonnes of TNT (170 TJ) |
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The W68 warhead was the warhead used on the UGM-73 Poseidon SLBM missile. It was developed in the late 1960s at Lawrence Livermore National Laboratory.