The Heater,space, cataloged under National Stock Number 4520-01-167-9024, 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 Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-167-9024 |
| Primary Part Number | 313328 |
| Item Name | Heater,space |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global |
| Status | ACTIVE |
| Heat Delivery Rate | 350000.0 BRITISH THERMAL UNIT |
| Fuel Type | FUEL OIL |
| Height | 73.250 INCHES NOMINAL IN |
| Depth | 55.500 INCHES NOMINAL IN |
| Width | 30.125 INCHES NOMINAL IN |
| Fuel Consumption Rate Per Hour | 3.1 GALLONS |
| Ignition Method | PILOT |
| Mounting Type | FLOOR SURFACE, FREE STANDING, DUCTED |
| Fuel Feed Method | EXTERNAL PRESSURE |
| Heating Element Type | BURNER |
| Operating Control Type | HAND SWITCH |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 313328 PRIMARY | Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global (USA) |
| SDF-35-OFU | Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global (USA) |
| Reference | Meaning |
|---|---|
| IAN-35-V | 5/9 Secondary reference Industrial Airsystems Inc |
| 181798 | 5/9 Secondary reference Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global |
| SDF-35 | 5/1 Secondary reference Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global |
NSN 4520-01-167-9024 is a Heater,space, manufactured by Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-167-9024 has 2 manufacturer part numbers on file: 313328 (Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global), SDF-35-OFU (Aesys Technologies, L.l.c. Dba Jackson & Church Hvac Global Div York Shipley Global).
Key specifications for 313328: Heat Delivery Rate: 350000.0 BRITISH THERMAL UNIT; Fuel Type: FUEL OIL; Height: 73.250 INCHES NOMINAL IN; Depth: 55.500 INCHES NOMINAL IN. 11 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.
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.