The Heater,convection,steam-Hot Wate, cataloged under National Stock Number 4520-00-288-7111, 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 Naval Sea Systems Command. Government technical data includes 14 specifications, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-288-7111 |
| Primary Part Number | S3802-921624-2 1-2NM |
| Item Name | Heater,convection,steam-Hot Wate |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Heat Delivery Rate | 2090.0 BRITISH THERMAL UNIT |
| Heat Medium Type | HOT WATER OR STEAM |
| Inclosure Material | ALUMINUM |
| Heat Outlet Quantity | 1 |
| Heat Discharge Outlet Type | STATIONARY |
| Heat Delivery Direction | VERTICAL |
| Height | 20.000 INCHES NOMINAL IN |
| Maximum Pressure Limit | 35.0 POUNDS PER SQUARE INCH GAGE LBS |
| Depth | 4.000 INCHES NOMINAL IN |
| Width | 12.000 INCHES NOMINAL IN |
| Heat Directing Device | FIXED LOUVER |
| Mounting Type | WALL SUSPENDED, ROOM INTERIOR |
| Heating Element Type | HOT WATER COIL AND STEAM COIL |
| Operating Control Type | THERMOSTATIC |
| 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 |
|---|---|
| S3802-921624-2 1-2NM PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 0-2827-799PC3 | C/1 Advisory reference — outside the item-of-supply concept Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters |
| MIL-H-3117C | 5/9 Secondary reference U.S. Government activity |
| MIL-H-3117 | 4/1 Identification reference U.S. Government activity |
| S3802-921624-2 1-2NM | 5/9 Secondary reference U.S. Government activity |
NSN 4520-00-288-7111 is a Heater,convection,steam-Hot Wate, manufactured by Naval Sea Systems Command, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-00-288-7111 has 1 manufacturer part number on file: S3802-921624-2 1-2NM (Naval Sea Systems Command).
2 possible matches (shared part number, not a government interchangeability claim): 4520-00-289-3926, 4520-01-155-5017. Verify interchangeability with system specifications before substitution.
Key specifications for S3802-921624-2 1-2NM: Heat Delivery Rate: 2090.0 BRITISH THERMAL UNIT; Heat Medium Type: HOT WATER OR STEAM; Inclosure Material: ALUMINUM; Heat Outlet Quantity: 1. 14 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.