| 4621 | SKA-214 Lubricating Pump (Manual Type) | |
| 4622 | SK-505BM Lubricating Pump (Motor Driven Type) | |
| 4623 | SubTerranean Termite Pest Control | |
| 4624 | Stationery | |
| 4625 | Stainless Steel Waste Bins | |
| 4626 | Squid Ink Industrial Printing Systems | |
| 4627 | Solar LED Warning Lights - Long | |
| 4628 | Static Monitors | |
| 4629 | Silt Fence | |
| 4630 | S Series Voltage Stabilizer | |
| 4631 | Schneider Molded Case Circuit Breakers | |
| 4632 | Schneider Contactors | |
| 4633 | Schneider Miniature Circuit Breakers | |
| 4634 | Super Drill Machine SD-1M | |
| 4635 | Super Drill Machine EDM-DR | |
| 4636 | Super Drill Machine EDB-435F | |
| 4637 | Super Drill Machine ED-1 | |
| 4638 | Soft Starters | |
| 4639 | SINAMICS G110 Series Frequency Inverter | |
| 4640 | SM-1711 Sliding Mortise Locks | |
| 4641 | SM-1105 Cylinder Mortise Lock | |
| 4642 | Special Bolts | |
| 4643 | Supply and maintenance for drive and control systems for blast doors | |
| 4644 | Self Closing Spring Hinges | |
| 4645 | Spiral Coolant Hole | |
| 4646 | Solid Carbide Rods | |
| 4647 | Single And Double Straight Coolant Hole | |
| 4648 | Swallow Brand Wire Nails | |
| 4649 | Steel Deformed Bar | |
| 4650 | Stretch-Wrapping Machines | |