The Heating Element,electrical,immer, cataloged under National Stock Number 4520-00-859-5777, is classified within Federal Supply Class 4520 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Chromalox Inc Dba Chromalox Precision Heat and Control, Inc. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-859-5777 |
| Primary Part Number | 322341 |
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 4520 / 45 — No Item Name Available |
| Manufacturer | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc |
| Status | ACTIVE |
| Heat Quantity | 1 |
| Terminal Box Environmental Protection | STANDARD |
| Element Connection Style | TERMINAL SCREW |
| Watt Density Rating | 44.0 PER SQUARE INCH SINGLE VOLTAGE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW |
| Material | COPPER SHEATH |
| Thread Series Designator | NPT MOUNTING FACILITY |
| Length | 11.375 INCHES NOMINAL IN |
| Maximum Wattage Rating in Watts | 4500.0 SINGLE VOLTAGE |
| Element Quantity | 1 |
| Nominal Thread Size | 0.164 INCHES SCREW IN |
| Thread Quantity | 32.0 PER INCH SCREW |
| Frequency in Hertz | 60.0 |
| Phase | SINGLE SINGLE VOLTAGE |
| Voltage in Volts and Current Type | 208.0 AC SINGLE VOLTAGE |
| Mounting Method Style | SCREW PLUG OR BUSHING TYPE MOUNTING FACILITY |
| Terminal Quantity | 4 |
| Thread Quantity | 8.0 PER INCH MOUNTING FACILITY |
| Body Style | TUBULAR, SCREW TYPE |
| Nominal Thread Size | 2.500 INCHES MOUNTING FACILITY IN |
| Effective Heating Length | 11.375 INCHES NOMINAL IN |
| Element Radiation Spectrum | NONINFRARED |
| Mounting Facility Length | 1.562 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MT-345A | Zf Industrieantriebe Witten Gmbh (DEU) |
| 322341 PRIMARY | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| 714LC1275 PRIMARY | Indeeco Llc Dba Indeeco (USA) |
| D4300-3678 | Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (USA) |
| 820-432 | Greenfield World Trade Inc Div Greenfield World Trade Inc D/b/a Legion Industries (USA) |
| 820432 PRIMARY | Greenfield World Trade Inc Div Greenfield World Trade Inc D/b/a Legion Industries (USA) |
| MT345A | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| MT345 | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| MT-345A-208V | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
NSN 4520-00-859-5777 is a Heating Element,electrical,immer, manufactured by Chromalox Inc Dba Chromalox Precision Heat and Control, Inc, classified under FSC 4520 (No Item Name Available). Status: active.
NSN 4520-00-859-5777 has 9 cross-referenced part numbers: MT-345A (Zf Industrieantriebe Witten Gmbh), 322341 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), 714LC1275 (Indeeco Llc Dba Indeeco), D4300-3678 (Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters), 820-432 (Greenfield World Trade Inc Div Greenfield World Trade Inc D/b/a Legion Industries) and 4 more.
There are 7 known substitutes for 4520-00-859-5777: 3110-00-758-6279, 3020-01-094-9722, 5910-01-153-2322 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 322341: Heat Quantity: 1; Terminal Box Environmental Protection: STANDARD; Element Connection Style: TERMINAL SCREW; Watt Density Rating: 44.0 PER SQUARE INCH SINGLE VOLTAGE. 24 total characteristics are documented in the Federal Logistics Information System.