| Ultracite Ore | 0.1 | 0 | 0 |
| Ultracite Overdrive Servos | 2.5 | 100 | 40 |
| Ultracite Reactive Plates | 4 | 22 | 5.5 |
| Ultracite Rusty Knuckles | 1 | 22 | 22 |
| Ultracite Scrap | 0.1 | 25 | 250 |
| Ultracite Scrap Supply Crate | 0.1 | 0 | 0 |
| Ultracite Sensor Array | 1 | 100 | 100 |
| Ultracite Targeting HUD | 1 | 22 | 22 |
| Ultracite Tesla Coils | 4 | 22 | 5.5 |
| Ultracite Welded Rebar | 4 | 22 | 5.5 |
| Ultractite Titan Flair | 0.01 | 0 | 0 |
| Umbrella | 1.5 | 8 | 5.3 |
| Umbrella Stand | 0.8 | 4 | 5 |
| Unarmed Bobblehead | 0 | 300 | |
| Undamaged Abraxo Cleaner | 0.8 | 16 | 20 |
| Undamaged American Flag | 3 | 6 | 2 |
| Undamaged Baseball Glove | 0.8 | 6 | 7.5 |
| Undamaged Cigarettes | 0.8 | 20 | 25 |
| Undying Tissue Sample | 0 | 0 | |
| Unearthly Liquid | 0 | 0 | |
| Unearthly Magnet | 0 | 0 | |
| Unfilled Kickball | 0.5 | 1 | 2 |
| Unfilled Kickball | 0.5 | 1 | 2 |
| Unidentified DNA Sample | 0 | 0 | |
| Unidentified Object | 0.6 | 5 | 8.3 |
| Uniform Voucher | 0 | 0 | |
| Union PA Helmet Flair | 0.01 | 0 | 0 |
| Unique Repair Parts | 0 | 0 | |
| Unlabeled Arktos Sample | 0 | 0 | |
| Unpainted | 1 | 10 | 10 |
| Unrefined Coal | 0.1 | 0 | 0 |
| Unrefined Gunpowder | 0.05 | 3 | 60 |
| Unrusted Tin Can | 0.5 | 4 | 8 |
| Unscorched Oven Mitt | 1 | 8 | 8 |
| Unstable Mixture | 0 | 0 | |
| Unstoppables! Board Game | 1 | 16 | 16 |
| Untarnished Coffee Pot | 1 | 9 | 9 |
| Untarnished Metal Bucket | 3 | 2 | 0.7 |
| Unused Ashtray | 0.5 | 4 | 8 |
| Unused Enamel Bucket | 3 | 2 | 0.7 |
| Unused Flip Lighter | 0.5 | 21 | 42 |
| Unusual Fungus | 0 | 0 | |
| Unusual Fungus | 0 | 0 | |
| Unusual Fungus | 0 | 0 | |
| Upgraded Motor | 0 | 0 | |
| Uplink | 0 | 0 | |
| Uplink Module | 0 | 25 | |
| Upper Skull | 0.2 | 1 | 5 |
| Uranium Canister | 2 | 0 | 0 |
| Uranium Ore | 0.1 | 0 | 0 |