| 801 |  OTs-14M Surge Part misc | master | — | — | — |
| 802 |  OTs-14M Surge assault rifle | master | 2.42 kg | — | 100% |
| 803 |  OTs-14M Hurricane assault rifle | veteran | 4.95 kg | — | 100% |
| 804 |  OTs-14-A1 Thor assault rifle | veteran | 2.79 kg | — | 100% |
| 805 |  OTs-14 Groza assault rifle | veteran | 2.62 kg | — | 100% |
| 806 |  OTs-14 Extended Magazine mag | veteran | 0.37 kg | — | — |
| 807 |  OTs-04 melee | veteran | 0.28 kg | — | — |
| 808 |  OTL-03 Karbach Part #2 misc | default | — | — | — |
| 809 |  OTL-03 Karbach Part #1 misc | default | — | — | — |
| 810 |  OTL-03 Karbach Part misc | master | — | — | — |
| 811 |  OTL-03 Karbach sniper rifle | master | 3.6 kg | — | 100% |
| 812 |  Other's Street other | master | — | — | — |
| 813 |  Osprey Silencer barrel | veteran | 0.21 kg | — | — |
| 814 |  Osh Heavy Armored Suit combat | veteran | 8 kg | — | 100% |
| 815 |  Oscillation other | master | — | — | — |
| 816 |  Orion Jumpsuit scientist | master | 17 kg | — | 100% |
| 817 |  Orca-1 other | master | — | — | — |
| 818 |  Orca other | master | — | — | — |
| 819 |  Orange Weapon Paint other | newbie | — | — | — |
| 820 |  Orange Armor Paint other | newbie | — | — | — |
| 821 |  Oprichnik other | master | — | — | — |
| 822 |  Operational Booster misc | stalker | 0.1 kg | — | — |
| 823 |  Opal thermal | default | 0.3 kg | 81,325 rubles | — |
| 824 |  Onyx Plate V other | default | 2.5 kg | — | 100% |
| 825 |  Onion gravity | default | 0.3 kg | 1,700 rubles | — |
| 826 |  One-Eyed Joe other | stalker | — | — | — |
| 827 |  Olivier Salad food | veteran | 0.45 kg | — | — |
| 828 |  Olive Weapon Paint other | newbie | — | — | — |
| 829 |  Olive Armor Paint other | newbie | — | — | — |
| 830 |  Old Sickle melee | newbie | 0.52 kg | — | — |
| 831 |  Old Hazmat Suit scientist | default | 1.5 kg | — | 100% |
| 832 |  Old FN FAL assault rifle | veteran | 3.76 kg | — | 100% |
| 833 |  OKP-7 Collimator Sight collimator sights | veteran | 0.25 kg | — | — |
| 834 |  Oil misc | default | 0.1 kg | 880 rubles | — |
| 835 |  Odin Works ATLAS 7.62x51 barrel | veteran | 0.113 kg | — | — |
| 836 |  Odin other | master | — | — | — |
| 837 |  Octopus Fresh Salad food | newbie | 0.3 kg | — | — |
| 838 |  Obzor Collimator Sight collimator sights | default | 0.6 kg | — | — |
| 839 |  Observer other | master | — | — | — |
| 840 |  Obscurus other | master | — | — | — |
| 841 |  Object 6x4 melee | default | 0.25 kg | — | — |
| 842 |  Oasis Guardian other | master | — | — | — |
| 843 |  NR-43 melee | stalker | 0.15 kg | — | — |
| 844 |  NPA Backpack backpacks | stalker | 6.05 kg | — | — |
| 845 |  Noveske KX3 Flash Hider barrel | newbie | 0.2 kg | — | — |
| 846 |  Notochord other | master | — | — | — |
| 847 |  Notes of Major D. other | default | 0.5 kg | — | — |
| 848 |  Notch other | master | — | — | — |
| 849 |  Northern Slope Camouflage other | newbie | — | — | — |
| 850 |  Northern Slope Camouflage other | newbie | — | — | — |
