Spare Parts & Consumables — Ordering Guide (STS / STSH / STSD / STSP / STSP2)

Applies to: STS Series (5–100HP) · STSH Series · STSD · STSP · STSP2 (incl. VSD models)

▲ Attention — Use Only OEM Parts Only original South-Tek / manufacturer-approved spare parts and oils may be used on these compressors. Use of non-original parts voids warranty coverage, and the manufacturer accepts no liability for resulting damage or injury.

What to Have Ready When Ordering

To expedite your parts request, have the following information on hand before contacting South-Tek:

• Compressor model number — found on the nameplate label on the unit (e.g., STSH-50, STS-30T, STSP-75 VSD)
• Serial number — found on the nameplate label
• Part code(s) — from the Spare Parts Manual included in your compressor documentation
• Current run-hours — the hour-meter reading from the AirMASTER FORM controller, used to confirm the correct service-interval kit
• Quantity needed
• Site contact name and shipping address

Common Consumable Parts (Not Covered by Warranty)

The following items are operator-supplied consumables and must be replaced at scheduled intervals. They are not covered under the compressor warranty:

• Compressor oil - S-Tek 46 (synthetic) or S-Tek 46 FG (food grade), ISO VG 46. Order the part number that matches the container size you need:
  • 301844 — S-Tek 46, 1 gallon
  • 301845 — S-Tek 46, 5 gallon
  • 301846 — S-Tek 46, 55 gallon
  • 301847 — S-Tek 46 FG, 1 gallon
  • 301848 — S-Tek 46 FG, 5 gallon (food grade is not available in 55 gallon)
• Oil filter element
• Air filter element
• Separator element
• Cabinet air suction filters

Maintenance Service Kits

South-Tek recommends using OEM service kits for scheduled maintenance. These kits contain all O-rings, gaskets, and wear items for a given service interval. Contact South-Tek to confirm the correct kit for your model and hour count.

ℹ Note All O-rings, gaskets, and washers should be replaced with new ones at every maintenance visit, regardless of apparent condition. Do not reuse sealing components.

Service and Maintenance Contracts

South-Tek offers service contracts that ensure your compressor is maintained by authorized technicians on schedule, preserving both performance and warranty coverage. Contact South-Tek for details and pricing.

Related Articles

• STS Series Product Overview
• STSH Series Product Overview
• STSD/STSP/STSP2 Series Product Overview
• Oil & Oil Filter Replacement
• STS Maintenance Schedule
• STSH Maintenance Schedule
• STSD/STSP/STSP2 Maintenance Schedule

Contact South-Tek Parts & Service

Phone: [phone]
Email / Ticket: [e-mail]
Submit a Request: southteksystems911.zendesk.com

When contacting us, please have your model number and serial number ready.