AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Heater Duct Type St |
| Federal Supply Group (FSG) | Plumbing Heating and Sanitation Equipment |
| Federal Supply Class (FSC) | 4520 Space And Water Heating Equipment |
| National Item Identification Number (NIIN) | 01-172-0523 (011720523) |
| NCB Code | USA (01) |
| Manufacturer | Chromalox Corp, Valad Electric Heating Corp, Indeeco Llc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 106-056816-042 | chromalox corp | heater duct type st | RFQ |
| TFZ-33H | chromalox corp | heater duct type st | RFQ |
| TFZ-33H | valad electric heating corp | heater duct type st | RFQ |
| TFZ-33H | indeeco llc | heater duct type st | RFQ |
| EH33-H | valad electric heating corp | heater duct type st | RFQ |
| 210-19709-41 | valad electric heating corp | heater duct type st | RFQ |
| 106-056816-000 | chromalox corp | heater duct type st | RFQ |
| 106-056816-042 | valad electric heating corp | heater duct type st | RFQ |
| 106-056816-042 | indeeco llc | heater duct type st | RFQ |
| 210-19709-41 | chromalox corp | heater duct type st | RFQ |
| 210-19709-41 | indeeco llc | heater duct type st | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ALYC | Operating Control Type | THERMAL SWITCH |
| ABGL | Width | 51.000 INCHES NOMINAL |
| AMPS | Current Rating In Amps | 81.8 |
| ELEC | Voltage In Volts | 440.0 |
| ACDC | Current Type | AC |
| CQXD | Heat Delivery Rate | 235439.0 BRITISH THERMAL UNIT |
| ZZZK | Specification/Standard Data | 81349-MIL-H-22594 GOVERNMENT SPECIFICATION |
| BDXJ | Heating Element Type | ELECTRIC NONIMMERSION |
| HGTH | Height | 19.250 INCHES NOMINAL |
| ZZZT | Nondefinitive Spec/Std Data | TYPE H AND SIZE 33EH TYPE |
| FREQ | Frequency In Hertz | 60.0 |
| AEJZ | Depth | 8.000 INCHES NOMINAL |
| AAXX | Mounting Type | VENTILATION DUCT |
| FAAZ | Phase | THREE |
| ABAM | Heat Medium Type | AIR |
| CQSJ | Inclosure Material | STEEL CORROSION RESISTING |
| Relevant Components for NSN - 4520-01-172-0523, 4520011720523 | ||||
| 4510-01-168-2465 (4510011682465) | 4530-00-961-8116 (4530009618116) | 4520-01-643-9388 (4520016439388) | 4540-00-073-3358 (4540000733358) | |
| 4520-01-549-6351 (4520015496351) | 4540-01-234-1682 (4540012341682) | 4520-01-421-2350 (4520014212350) | 4510-01-574-9900 (4510015749900) | |
| 4510-00-278-9541 (4510002789541) | 4520-00-279-3099 (4520002793099) | 4510-00-273-1197 (4510002731197) | 4540-01-334-0543 (4540013340543) | |
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