The Detector,heat, cataloged under National Stock Number 6350-01-440-8431, is classified within Federal Supply Class 6350 (Miscellaneous Alarm, Signal, and Security Detection Systems) of the Alarm, Signal, and Security Detection Systems group. The manufacturer of record is Tyco Fire Products Lp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6350-01-440-8431 |
| Primary Part Number | 56837 |
| Item Name | Detector,heat |
| FSC / FSG | 6350 / 63 — Miscellaneous Alarm, Signal, and Security Detection Systems |
| Manufacturer | Tyco Fire Products Lp |
| Status | ACTIVE |
| 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 |
|---|---|
| 56837 PRIMARY | Tyco Fire Products Lp (USA) |
NSN 6350-01-440-8431 is a Detector,heat, manufactured by Tyco Fire Products Lp, classified under FSC 6350, Miscellaneous Alarm, Signal, and Security Detection Systems. Status: active.
NSN 6350-01-440-8431 has 1 manufacturer part number on file: 56837 (Tyco Fire Products Lp).
1 possible match (shared part number, not a government interchangeability claim): 5210-01-657-4402. Verify interchangeability with system specifications before substitution.
Key specifications for 56837: Special Features: CONSISTS OF 3 PARTS; BRACKET; LINKAGE; FUSABLE LINK (MUST BE ORDERED SEPARATELY); AT A SPECIFIC TEMP THE LINK SEPARATES AND RELEASES THE WIRE ROPE TO ACTIVATE THE REGULATED RELEASE MECHANISM; End Item Identification: USED ON ANSUL R-102 RESTAURANT FIRE SUPPRESSION SYSTEM. 0 specifications are 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.