The Heater,duct Type,portable, cataloged under National Stock Number 4520-01-710-4507, 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. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-710-4507 |
| Primary Part Number | 74000-15 |
| Item Name | Heater,duct Type,portable |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Hdt Expeditionary Systems Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 74000-15 PRIMARY | Hdt Expeditionary Systems Inc (USA) |
NSN 4520-01-710-4507 is a Heater,duct Type,portable, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-710-4507 has 1 manufacturer part number on file: 74000-15 (Hdt Expeditionary Systems Inc).
Key specifications for 74000-15: Special Features: CERTIFIED AND USED ON JSF PROGRAMTO SUPPORT THE F-35;REPLACEMENT FOR THUSAF HDU-13/M;4 FLEXIBLE,GROUNDED,INSULATED DUCTS; OPERATING TEMPERATURE -60DEGREES F TO 125 DEGREES F;WEIGHT IS 1620 POUNDS;MAX TOWABLE SPEED 20 MPH;MOTOR SPEED 3500 RPM (60HZ)OR2475 RPM (50HZ), LENGTH 70 INCHES, HEIGHT 48 INCHES, WIDTH 42 INCHES.ACTION ID 45425611 LBS; Part Name Assigned by Controlling Agency: HEATER, EXPLOSION-PROOF ELECTRIC-POWERED;GH-100; End Item Identification: SPECIAL SUPPORT EQUIPMENT & WEAPOONS TRAILERS. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 4520-01-710-4507 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.