Description
Techcon 4-1/8 in ID x 1/8 in Cross Section Seal is a Buna O-ring supplied in a pack of 10 for compatible dispenser maintenance and rebuild work. It gives technicians a defined nitrile seal size for assemblies that call for a 4-1/8 in inside diameter and 1/8 in cross section.
Buna O-ring Benefits
- Pack quantity of 10 supports repeated service work and spare-part bins.
- Large 4-1/8 in inside diameter fits compatible dispensing components that use a broad elastomer seal.
- 1/8 in cross section gives a clear geometry check against the groove and removed seal.
- Buna nitrile material is commonly selected for many oil and general industrial sealing duties when the fluid review supports it.
- Replacement part format helps technicians service equipment without replacing the full assembly.
Before installation, compare the removed seal with the new part, clean the groove, and confirm the elastomer against the material being dispensed. Correct seal selection helps maintain pressure control, reduce leakage paths, and keep dispensing equipment ready for the next production run.
Common Applications for Buna O-ring
- Techcon dispensing equipment service and teardown.
- Large-diameter elastomer replacement in compatible valves or accessories.
- Maintenance kits for adhesive, sealant, coating, and fluid dispensing systems.
- Tool crib spares for planned repair work.
Compatible Equipment and Materials
- Techcon equipment calling for this seal size and nitrile material.
- Grooves designed around a 4-1/8 in ID by 1/8 in cross-section seal.
- Dispensed fluids reviewed for Buna nitrile compatibility before production use.
Buna O-ring Technical Specifications
| Property | Value |
|---|---|
| SKU | TECTSD1400-243APK |
| Product Type | Replacement O-ring seal |
| Material | Buna nitrile elastomer |
| Inside Diameter | 4-1/8 in |
| Cross Section | 1/8 in |
| Quantity | 10 per pack |
Packaging and Ordering
Order this pack when your maintenance procedure calls for a nitrile seal in this size. Browse Chemical Concepts dispensers, mixers, and nozzles for related Techcon service parts. For standard O-ring dimensional references, review the Global O-Ring AS568 size chart.
Need Help?
Need help confirming size, material, or repair-kit fit for this seal? Call (800) 220-1966 or email [email protected].










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