The Flame Sensor, cataloged under National Stock Number 4520-01-539-7201, 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 Hdt Expeditionary Systems Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | Flame Sensor |
| FSC / FSG | 4520 — No Item Name Available (FSG 45) |
| Manufacturers | Hdt Expeditionary Systems Inc (CAGE 92878) |
| Parameter | Value |
|---|---|
| NSN | 4520-01-539-7201 |
| Primary Part Number | 40484 |
| Item Name | Flame Sensor |
| FSC / FSG | 4520 / 45 — No Item Name Available |
| Manufacturer | Hdt Expeditionary Systems Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 40484 PRIMARY | Hdt Expeditionary Systems Inc (USA) |
NSN 4520-01-539-7201 is a Flame Sensor, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 4520 (No Item Name Available). Status: active.
NSN 4520-01-539-7201 has 1 cross-referenced part number: 40484 (Hdt Expeditionary Systems Inc).
There are 5 known substitutes for 4520-01-539-7201: 5999-00-135-2139, 5330-00-187-0114, 3455-00-254-8474 and 2 more. Verify interchangeability with system specifications before substitution.