| Plan: Spin the Wheel Ornament | Unknown |
| Plan: Spin The Wheel Poster | Unknown |
| Plan: Spin The Wheel Posters | Unknown |
| Plan: Spin the Wheel Snow Globe | Unknown |
| Plan: Spinning Rack | Brotherhood of Steel vendor, Vendor Bot Phoenix |
| Plan: Spooky Scarecrow Headpiece | Unknown |
| Plan: Spooky Scarecrow Outfit | Unknown |
| Plan: Spy Outfit | Unknown |
| Plan: Standard Backpack | Unknown |
| Plan: Standing Gorilla | Holiday Scorched |
| Plan: Star Light | Holiday Scorched |
| Plan: Star Light (unused version) | Unknown |
| Plan: Starburst Clock | Grahm, Event: Grahm's Meat-Cook |
| Plan: Stargazer's Telescope | Unknown |
| Plan: Steak Plushie | Event: Meat Week |
| Plan: Steel Bust | Daily Ops; Minerva |
| Plan: Steel Jack Statue | Unknown |
| Plan: Steel Jack Statue Ghoul | Unknown |
| Plan: Steven Scarberry | Unknown |
| Plan: Stone Benches | Grahm, Event: Grahm's Meat-Cook |
| Plan: Stone Fountain | Pendleton |
| Plan: Storm Goliath Figure | Event: Neurological Warfare |
| Plan: Storm Power Armor Helm | Unknown |
| Plan: Storm Power Armor Left Arm | Unknown |
| Plan: Storm Power Armor Left Leg | Unknown |
| Plan: Storm Power Armor Right Arm | Unknown |
| Plan: Storm Power Armor Right Leg | Unknown |
| Plan: Storm Power Armor Torso | Unknown |
| Plan: Strangler Heart Chest Piece | Reginald Stone; Minerva |
| Plan: Strangler Heart Helmet | Reginald Stone; Minerva |
| Plan: Strangler Heart Left Arm | Reginald Stone; Minerva |
| Plan: Strangler Heart Left Leg | Reginald Stone; Minerva |
| Plan: Strangler Heart Right Arm | Reginald Stone; Minerva |
| Plan: Strangler Heart Right Leg | Reginald Stone; Minerva |
| Plan: Straw Goat | Holiday Scorched |
| Plan: Straw Goat (unused version) | Unknown |
| Plan: Street Lights | Free States vendor, Shopping Mall vendor, Vendor Bot Wallace, Watoga Vendor Bot, Grahm |
| Plan: Strengthened Combat Armor Limbs | Vendor Bot Raider, Vendor Bot Resin, Vendor Bot Responder (Grafton Station) |
| Plan: Strengthened Leather Armor Limbs | Vendor Bot Responder (Grafton Station) |
| Plan: Strengthened Marine Armor Limbs | Vendor Bot Chad, Vendor Bot Raider, Vendor Bot Responder, Vendor Bot Wallace, Random Encounter: Mirelurk Queens, Footlockers |
| Plan: Strengthened Metal Armor Limbs | Vendor Bot Responder (Grafton Station) |
| Plan: Strengthened Raider Armor Limbs | Vendor Bot Bob, Vendor Bot Mack, Vendor Bot Responder |
| Plan: Strengthened Robot Armor Limbs | Vendor Bot Chad, Vendor Bot Raider, Vendor Bot Resin, Vendor Bot Responder, Mutated Public Events |
| Plan: Strengthened Trapper Armor Limbs | Vendor Bot Chad, Vendor Bot Raider, Vendor Bot Resin, Vendor Bot Responder (Grafton Station), Random Encounter: near workbenches |
| Plan: Strongman's Super Sledge Paint | Unknown |
| Plan: Sturdy Combat Arms | Free States Vendor, Grahm, Shopping Mall Vendor, Vendor Bot Wallace, Watoga Vendor Bot |
| Plan: Sturdy Combat Legs | Free States Vendor, Grahm, Shopping Mall Vendor, Vendor Bot Wallace, Watoga Vendor Bot |
| Plan: Sturdy Combat Torso | Free States Vendor, Grahm, Shopping Mall Vendor, Vendor Bot Wallace, Watoga Vendor Bot |
| Plan: Sturdy Leather Arms | Vendor Bot Bob, Vendor Bot Chad, Vendor Bot Greg, Vendor Bot Mack, Vendor Bot Responder |
| Plan: Sturdy Leather Legs | Vendor Bot Bob, Vendor Bot Chad, Vendor Bot Greg, Vendor Bot Mack, Vendor Bot Responder |