The DUCT ASSEMBLY,HEAT EXCHANGER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8620 OVERALL, bore_style: STRAIGHT SPLINE BOTH ENDS, design_type: HELICAL FIRST GEAR, construction: SOLID, hardness_rating: 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL, spline_quantity: 6 BOTH ENDS. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1270-00-547-3217, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| material | STEEL COMP 8620 OVERALL |
| bore_style | STRAIGHT SPLINE BOTH ENDS |
| design_type | HELICAL FIRST GEAR |
| construction | SOLID |
| hardness_rating | 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL |
| spline_quantity | 6 BOTH ENDS |
| special_features | COUNTERBORE 2ND END; 1.635 IN. NOM. DIA;0.218 IN. NOM. DEPT IN |
| hub_nominal_length | 0.739 INCHES FIRST END IN |
| hub_nominal_diameter | 2.062 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| hub_style_designator | PLAIN FIRST END |
| bore_nominal_diameter | 1.562 INCHES BOTH ENDS IN |
| nominal_overall_length | 1.988 INCHES IN |
| NSN | 1270-00-547-3217 |