Product Description
The GPP AT-66K6 (OEM equivalent: KMT 10078590) is a high pressure 3/8" tee fitting rated to 66,000 PSI (66 ksi), engineered for waterjet cutting systems and other extreme-pressure fluid handling applications. Manufactured by GPP Extreme Pressure Components and designed in accordance with ASME B31.3 Chapter IX, this fitting uses the industry-standard cone and thread (C&T) connection system and is laser-marked with material heat codes, work order numbers, and lot numbers for full traceability. This assembly is a direct replacement for KMT OEM part 10078590 and cross-references to Flow A-0776-2, AccuStream 1-13163-60-6, H2O 400012-2, and CT6660, among others.
Technical Specifications
| Specification | Value |
|---|---|
| Brand | GPP |
| Model / Part Number | AT-66K6 / KMT 10078590 |
| Manufacturer | GPP Extreme Pressure Components |
| Fitting Type | Tee (3-Port) |
| Tube O.D. / Port Size | 3/8" (0.375 in / 9.53 mm) |
| Pressure Rating | 66,000 PSI (66 ksi / ~4,550 bar) |
| Connection Type | Cone and Thread (C&T) |
| Material | 316 Stainless Steel (SST) |
| Design Standard | ASME B31.3 Chapter IX |
| Traceability | Laser-marked with heat codes, work order, and lot numbers |
| Included Components | Glands and Collars Included |
| Gland Torque (3/8") | 50 ft-lbs |
| Application | Waterjet Cutting, Chemical Processing, Oil & Gas, Food Processing, High-Pressure Testing |
| OEM Cross Reference | KMT 10078590, Flow A-0776-2, AccuStream 1-13163-60-6, H2O 400012-2, CT6660, FTCT6660, T6HF60, 201526 |
| Compatibility | 60K / 66K PSI Waterjet Pumps (KMT, Flow, and compatible systems) |
| Manufactured In | USA |
We warranty all items for 30 days from date of purchase.
Other Details
We warranty all items for 30 days from date of purchase. If you experience any issues with your item within this period, please contact us and we will work with you to resolve the problem. This warranty covers defects in functionality but does not cover damage caused by misuse, improper installation, or normal wear and tear.Product Videos
Custom Field
GTIN 679523686185
Equipment Type Waterjet Cutting
Manufacturer Gpp
Part Number AT-66K6 / KMT 10078590
Shelf K-50
Model AT-66K6 / KMT 10078590
MPN AT-66K6 / KMT 10078590
Type Hydraulic Valve
