NSN 4520-01-689-4831 · NIIN 016894831 · Part number H024789
Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 7JYX1
Government record, cited
NSN 4520-01-689-4831 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-689-4831. Manufacturer of record part number: H024789.
Also searched as4520-01-689-4831 ·
4520016894831 ·
NIIN 016894831 ·
01-689-4831 ·
FSC 4520 Space and Water Heating Equipment · CAGE 7JYX1 · H024789
Nearby stock numbers← 4520-01-689-4146 Parts Kit, Space Heater
·
4520-01-689-5143 Heating Element, Electrical, Nonim →
Features
Heater,water,liquid Fuel — FSC 4520
1 manufacturer part number on file
Manufacturer of record: Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc
Identification
NSN: 4520-01-689-4831
NIIN: 016894831
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
Primary part number: H024789
Manufacturer: Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc
General Description
The Heater,water,liquid Fuel, cataloged under National Stock Number 4520-01-689-4831, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4520-01-689-4831
Primary Part Number
H024789
Item Name
Heater,water,liquid Fuel
FSC / FSG
4520 / 45 — Space and Water Heating Equipment
Manufacturer
Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc
Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc (USA)
No interchangeability data on file.
Other items in FSC 4520 — Space and Water Heating Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4520-00-000-0098
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-000-0099
4520-00-000-0099 · Item name not on file
4520-00-001-1240
4520-00-001-1240 · Item name not on file
4520-00-001-3518
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-3519
HEATING ELEMENT,ELECTRICAL,IMMER
4520-00-001-6052
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-6298
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-7726
HEATER,DUCT TYPE,PORTABLE
Frequently Asked Questions
What is NSN 4520-01-689-4831?
NSN 4520-01-689-4831 is a Heater,water,liquid Fuel, manufactured by Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
What part numbers are listed for NSN 4520-01-689-4831?
NSN 4520-01-689-4831 has 1 manufacturer part number on file: H024789 (Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc).
What are the specifications of H024789?
Key specifications for H024789: Part Name Assigned by Controlling Agency: HOT WATER HEATER. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4520-01-689-4831 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.