| 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 | Chromalox Corp, Valad Electric Heating Corp, Indeeco Llc, Turbine Engine Components |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| TFZ-37M | chromalox corp | heater duct type st | RFQ |
| 106-056816-053 | chromalox corp | heater duct type st | RFQ |
| 106-056816-000 | chromalox corp | heater duct type st | RFQ |
| EH37-M | valad electric heating corp | heater duct type st | RFQ |
| 106-056816-053 | indeeco llc | heater duct type st | RFQ |
| EH37-M | indeeco llc | 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 | 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 | ||||
| 4510-01-098-5511 (4510010985511) | 4530-00-359-9501 (4530003599501) | 4510-01-104-9967 (4510011049967) | 4520-01-204-0450 (4520012040450) | |
| 4540-00-241-8479 (4540002418479) | 4540-00-929-7357 (4540009297357) | 4530-00-708-5459 (4530007085459) | 4540-01-257-2199 (4540012572199) | |
| 4520-01-319-0705 (4520013190705) | 4520-01-156-0649 (4520011560649) | 4520-01-351-7943 (4520013517943) | 4510-01-301-2015 (4510013012015) | |
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