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) | 01-260-3257 (012603257) |
| NCB Code | USA (01) |
| Manufacturer | Valad Electric Heating Corp, Chromalox Corp, Indeeco Llc, Turbine Engine Components |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| EH37-M | valad electric heating corp | heater duct type st | RFQ |
| 106-056816-000 | chromalox corp | heater duct type st | RFQ |
| TFZ-37M | indeeco llc | heater duct type st | RFQ |
| 106-056816-053 | turbine engine components | heater duct type st | RFQ |
| EH37-M | indeeco llc | heater duct type st | RFQ |
| EH37-M | chromalox corp | heater duct type st | RFQ |
| TFZ-37M | chromalox corp | heater duct type st | RFQ |
| 106-056816-053 | indeeco llc | heater duct type st | RFQ |
| 106-056816-053 | chromalox corp | heater duct type st | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABGL | Width | 52.000 INCHES NOMINAL |
| ELEC | Voltage In Volts | 440 |
| ZZZT | Nondefinitive Spec/Std Data | M TYPE AND 37EH SIZE |
| FAAZ | Phase | THREE |
| FREQ | Frequency In Hertz | 60 |
| BDXJ | Heating Element Type | ELECTRIC NONIMMERSION |
| ABAM | Heat Medium Type | AIR |
| ZZZK | Specification/Standard Data | 81349-MIL-H-22594 GOVERNMENT SPECIFICATION |
| HGTH | Height | 39.125 INCHES NOMINAL |
| MRC | Decoded Requirement | Clear Text Reply |
| AEJZ | Depth | 8.000 INCHES NOMINAL |
| AAXX | Mounting Type | VENTILATION DUCT |
| CQSJ | Inclosure Material | ANY ACCEPTABLE |
| ALYC | Operating Control Type | ANY ACCEPTABLE |
| ACDC | Current Type | AC |
| AMPS | Current Rating In Amps | 3.6 |
| CQXD | Heat Delivery Rate | 343248.0 BRITISH THERMAL UNIT |
| Relevant Components for NSN - 4520-01-260-3257, 4520012603257 | ||||
| 4510-00-105-9296 (4510001059296) | 4540-00-513-7605 (4540005137605) | 4520-01-549-0756 (4520015490756) | 4520-01-286-4599 (4520012864599) | |
| 4510-01-051-0328 (4510010510328) | 4530-00-129-0028 (4530001290028) | 4530-00-689-3172 (4530006893172) | 4510-00-801-5645 (4510008015645) | |
| 4510-00-132-6368 (4510001326368) | 4540-01-257-7867 (4540012577867) | 4540-01-141-8557 (4540011418557) | 4520-01-150-7187 (4520011507187) | |
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