| atmosphere | 1 atm | 2 atm | 3 atm | 4 atm | 5 atm | 6 atm | 7 atm | 8 atm | 9 atm | 10 atm | 11 atm | 12 atm | 13 atm | 14 atm | 15 atm | 16 atm | 17 atm | 18 atm | 19 atm | 20 atm | 21 atm | 22 atm | 23 atm | 24 atm | 25 atm | 26 atm | 27 atm | 28 atm | 29 atm | 30 atm | 31 atm | 32 atm | 33 atm | 34 atm | 35 atm | 36 atm | 37 atm | 38 atm | 39 atm | 40 atm | 41 atm | 42 atm | 43 atm | 44 atm | 45 atm | 46 atm | 47 atm | 48 atm | 49 atm | 50 atm | 51 atm | 52 atm | 53 atm | 54 atm | 55 atm | 56 atm | 57 atm | 58 atm | 59 atm | 60 atm | 61 atm | 62 atm | 63 atm | 64 atm | 65 atm | 66 atm | 67 atm | 68 atm | 69 atm | 70 atm | 71 atm | 72 atm | 73 atm | 74 atm | 75 atm | 76 atm | 77 atm | 78 atm | 79 atm | 80 atm | 81 atm | 82 atm | 83 atm | 84 atm | 85 atm | 86 atm | 87 atm | 88 atm | 89 atm | 90 atm | 91 atm | 92 atm | 93 atm | 94 atm | 95 atm | 96 atm | 97 atm | 98 atm | 99 atm | 100 atm |
| foot of mercury | 2.4934382 ftHg | 4.9868764 ftHg | 7.4803146 ftHg | 9.9737528 ftHg | 12.4671910 ftHg | 14.9606291 ftHg | 17.4540673 ftHg | 19.9475055 ftHg | 22.4409437 ftHg | 24.9343819 ftHg | 27.4278201 ftHg | 29.9212583 ftHg | 32.4146965 ftHg | 34.9081347 ftHg | 37.4015729 ftHg | 39.8950111 ftHg | 42.3884492 ftHg | 44.8818874 ftHg | 47.3753256 ftHg | 49.8687638 ftHg | 52.3622020 ftHg | 54.8556402 ftHg | 57.3490784 ftHg | 59.8425166 ftHg | 62.3359548 ftHg | 64.8293930 ftHg | 67.3228312 ftHg | 69.8162693 ftHg | 72.3097075 ftHg | 74.8031457 ftHg | 77.2965839 ftHg | 79.7900221 ftHg | 82.2834603 ftHg | 84.7768985 ftHg | 87.2703367 ftHg | 89.7637749 ftHg | 92.2572131 ftHg | 94.7506513 ftHg | 97.2440895 ftHg | 99.7375276 ftHg | 102.2309658 ftHg | 104.7244040 ftHg | 107.2178422 ftHg | 109.7112804 ftHg | 112.2047186 ftHg | 114.6981568 ftHg | 117.1915950 ftHg | 119.6850332 ftHg | 122.1784714 ftHg | 124.6719096 ftHg | 127.1653477 ftHg | 129.6587859 ftHg | 132.1522241 ftHg | 134.6456623 ftHg | 137.1391005 ftHg | 139.6325387 ftHg | 142.1259769 ftHg | 144.6194151 ftHg | 147.1128533 ftHg | 149.6062915 ftHg | 152.0997297 ftHg | 154.5931678 ftHg | 157.0866060 ftHg | 159.5800442 ftHg | 162.0734824 ftHg | 164.5669206 ftHg | 167.0603588 ftHg | 169.5537970 ftHg | 172.0472352 ftHg | 174.5406734 ftHg | 177.0341116 ftHg | 179.5275498 ftHg | 182.0209879 ftHg | 184.5144261 ftHg | 187.0078643 ftHg | 189.5013025 ftHg | 191.9947407 ftHg | 194.4881789 ftHg | 196.9816171 ftHg | 199.4750553 ftHg | 201.9684935 ftHg | 204.4619317 ftHg | 206.9553699 ftHg | 209.4488080 ftHg | 211.9422462 ftHg | 214.4356844 ftHg | 216.9291226 ftHg | 219.4225608 ftHg | 221.9159990 ftHg | 224.4094372 ftHg | 226.9028754 ftHg | 229.3963136 ftHg | 231.8897518 ftHg | 234.3831900 ftHg | 236.8766281 ftHg | 239.3700663 ftHg | 241.8635045 ftHg | 244.3569427 ftHg | 246.8503809 ftHg | 249.3438191 ftHg |
The standard atmosphere (symbol: atm) is a unit of pressure defined as 101325 Pa (1.01325 bar). It is sometimes used as a reference or standard pressure.
| 1 atmospheres ≈ 2.4934381910324 feet of mercury | 6 atmospheres ≈ 14.960629146195 feet of mercury |
| 2 atmospheres ≈ 4.9868763820649 feet of mercury | 7 atmospheres ≈ 17.454067337227 feet of mercury |
| 3 atmospheres ≈ 7.4803145730973 feet of mercury | 8 atmospheres ≈ 19.947505528259 feet of mercury |
| 4 atmospheres ≈ 9.9737527641297 feet of mercury | 9 atmospheres ≈ 22.440943719292 feet of mercury |
| 5 atmospheres ≈ 12.467190955162 feet of mercury | 10 atmospheres ≈ 24.934381910324 feet of mercury |
A foot of mercury is the unit of pressure.
| 1 feet of mercury ≈ 0.40105265235628 atmospheres | 6 feet of mercury ≈ 2.4063159141377 atmospheres |
| 2 feet of mercury ≈ 0.80210530471256 atmospheres | 7 feet of mercury ≈ 2.807368566494 atmospheres |
| 3 feet of mercury ≈ 1.2031579570688 atmospheres | 8 feet of mercury ≈ 3.2084212188502 atmospheres |
| 4 feet of mercury ≈ 1.6042106094251 atmospheres | 9 feet of mercury ≈ 3.6094738712065 atmospheres |
| 5 feet of mercury ≈ 2.0052632617814 atmospheres | 10 feet of mercury ≈ 4.0105265235628 atmospheres |
| 1 atmospheres ≈ 2.4934382 feet of mercury |
| 1 feet of mercury ≈ 0.4010527 atmospheres |