| 501 |  Rubik other arts | default | 0.3 kg | 81,325 rubles | — |
| 502 |  RSh-12 pistol | master | 2.2 kg | — | 100% |
| 503 |  RPL-20 Part #2 misc | default | — | — | — |
| 504 |  RPL-20 Part #1 misc | default | — | — | — |
| 505 |  RPL-20 Part misc | master | — | — | — |
| 506 |  RPL-20 machine gun | master | 5.2 kg | — | 100% |
| 507 |  RPK-74 machine gun | veteran | 3.11 kg | — | 100% |
| 508 |  RPK-16 machine gun | veteran | 4.78 kg | — | 100% |
| 509 |  RPK machine gun | veteran | 3.41 kg | — | 100% |
| 510 |  RPG-7 heavy | master | 5 kg | — | 100% |
| 511 |  RPD machine gun | veteran | 7.2 kg | — | 100% |
| 512 |  Rowan Branch other | veteran | 0.05 kg | — | — |
| 513 |  Round Table other | default | — | — | — |
| 514 |  Rotten Boards misc | default | 0.1 kg | 90 rubles | — |
| 515 |  Rotor System misc | stalker | 0.1 kg | — | — |
| 516 |  Rose gravity | default | 0.3 kg | 1,600 rubles | — |
| 517 |  Ronin Armored Suit combat | master | 30 kg | — | 100% |
| 518 |  Roll Flash Hider barrel | master | 0.19 kg | — | — |
| 519 |  Roar other | master | — | — | — |
| 520 |  RMO-93 shotgun rifle | veteran | 2.7 kg | — | 100% |
| 521 |  RK-5 handgrips | newbie | 0.11 kg | — | — |
| 522 |  RK-3 Grip pistol handle | stalker | 0.225 kg | — | — |
| 523 |  RK-2 handgrips | master | 0.182 kg | — | — |
| 524 |  RK-1 handgrips | veteran | 0.162 kg | — | — |
| 525 |  RK-0 handgrips | stalker | 0.138 kg | — | — |
| 526 |  Ritual Hatchet melee | stalker | 1.1 kg | — | — |
| 527 |  RIS Rail for PP-91 Kedr forend | default | 0.04 kg | — | — |
| 528 |  RIS P90 Handguard forend | stalker | 0.3 kg | — | — |
| 529 |  RIS Bracket-Rail forend | newbie | 0.11 kg | — | — |
| 530 |  Rime thermal | default | 0.5 kg | 2,100 rubles | — |
| 531 |  Rigel Jumpsuit Part #2 misc | default | — | — | — |
| 532 |  Rigel Jumpsuit Part #1 misc | default | — | — | — |
| 533 |  Rigel Jumpsuit Part misc | master | — | — | — |
| 534 |  Rigel Exoarmor combined | master | 32 kg | — | 100% |
| 535 |  Ridge Camouflage other | stalker | — | — | — |
| 536 |  Ridge Camouflage other | stalker | — | — | — |
| 537 |  RGO grenade | stalker | 0.53 kg | — | — |
| 538 |  RGN grenade | newbie | 0.31 kg | — | — |
| 539 |  RGM-40 Kastet heavy | stalker | 2.5 kg | — | 100% |
| 540 |  RGD-5 grenade | stalker | 0.3 kg | — | — |
| 541 |  RG-6 heavy | veteran | 5 kg | — | 100% |
| 542 |  Retina other arts | default | 0.3 kg | 10,080 rubles | — |
| 543 |  Resonator misc | default | 0.1 kg | 160 rubles | — |
| 544 |  Resistance Armament Compensator barrel | newbie | 0.113 kg | — | — |
| 545 |  Reset Essence other | master | 0.04 kg | — | — |
| 546 |  Rescuer other | master | — | — | — |
| 547 |  Reporter's Armor combat | veteran | 11 kg | — | 100% |
| 548 |  Replacement Battery misc | newbie | 0.5 kg | 1,200 rubles | — |
| 549 |  Remains of Scientific Equipment other | default | 0.05 kg | — | — |
| 550 |  Remains of Murmur Devices misc | default | 2.5 kg | 20,000 rubles | — |
