The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-00-203-3989, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-203-3989 |
| Primary Part Number | C201 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — No Item Name Available |
| Manufacturer | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc |
| Status | ACTIVE |
| Effective Heating Length | 1.500 INCHES NOMINAL IN |
| Watt Density Rating | 43.0 PER SQUARE INCH SINGLE VOLTAGE |
| Body Style | TUBULAR, PLAIN |
| Terminal Length | 10.000 INCHES NOMINAL IN |
| Terminal Quantity | 2 |
| Frequency in Hertz | 60.0 |
| Maximum Wattage Rating in Watts | 50.0 SINGLE VOLTAGE |
| Phase | SINGLE SINGLE VOLTAGE |
| Element Radiation Spectrum | NONINFRARED |
| Length | 1.500 INCHES NOMINAL IN |
| Outside Diameter | 0.750 INCHES NOMINAL IN |
| Heat Quantity | 1 |
| Voltage in Volts and Current Type | 120.0 AC SINGLE VOLTAGE |
| Element Connection Style | WIRE LEAD |
| Material | STEEL CORROSION RESISTING SHEATH |
| Element Quantity | 1 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 187906-1 | Raytheon Company (USA) |
| C201 PRIMARY | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| CC21859 | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| 042-048072-001 PRIMARY | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| 756-10808 | Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions (USA) |
| C2X263 | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| C201-50W PRIMARY | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| 2371364G1 | Zf Industrieantriebe Witten Gmbh (DEU) |
NSN 4520-00-203-3989 is a Heating Element,electrical,nonim, manufactured by Chromalox Inc Dba Chromalox Precision Heat and Control, Inc, classified under FSC 4520 (No Item Name Available). Status: active.
NSN 4520-00-203-3989 has 8 cross-referenced part numbers: 187906-1 (Raytheon Company), C201 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), CC21859 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), 042-048072-001 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), 756-10808 (Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions) and 3 more.
There are 8 known substitutes for 4520-00-203-3989: 5915-00-005-8810, 5998-00-185-3827, 3120-00-293-5829 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for C201: Effective Heating Length: 1.500 INCHES NOMINAL IN; Watt Density Rating: 43.0 PER SQUARE INCH SINGLE VOLTAGE; Body Style: TUBULAR, PLAIN; Terminal Length: 10.000 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.