The Sensing Device,heat, cataloged under National Stock Number 4210-01-210-8769, is classified within Federal Supply Class 4210 (Firefighting Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4210-01-210-8769 |
| Primary Part Number | 2544986 |
| Item Name | Sensing Device,heat |
| FSC / FSG | 4210 / 42 — Firefighting Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| General Characteristics Item Description | COPPER ALLOY;5.000 IN.LG;3.875 IN.W;3 HOLES 0.343 IN.DIA IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2544986 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 2544986 | 3/9 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| 2544986 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 4210-01-210-8769 is a Sensing Device,heat, manufactured by Naval Sea Systems Command, classified under FSC 4210, Firefighting Equipment. Status: active.
NSN 4210-01-210-8769 has 1 manufacturer part number on file: 2544986 (Naval Sea Systems Command).
Key specifications for 2544986: General Characteristics Item Description: COPPER ALLOY;5.000 IN.LG;3.875 IN.W;3 HOLES 0.343 IN.DIA IN. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.