The Heater Housing Assembly, cataloged under National Stock Number 4540-01-149-3415, is classified within Federal Supply Class 4540 (Waste Disposal Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Eci Defense Group, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4540-01-149-3415 |
| Primary Part Number | 7434-9-1 |
| Item Name | Heater Housing Assembly |
| FSC / FSG | 4540 / 45 — Waste Disposal Equipment |
| Manufacturer | Eci Defense Group, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF HEATER HOUSING;304 CRES FITTING;ANGLE BRACKET |
| 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 |
|---|---|
| 7434-9-1 PRIMARY | Eci Defense Group, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 7434-9-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 10101-11REVE ITEM 34 | D/9 Drawing number reference only Air Dry Co of America, Llc |
| 7434-3 | C/1 Advisory reference — outside the item-of-supply concept Air Dry Co of America, Llc |
| 7434-9-1 | 3/9 Design control — primary reference Air Dry Co of America, Llc |
NSN 4540-01-149-3415 is a Heater Housing Assembly, manufactured by Eci Defense Group, Inc., classified under FSC 4540, Waste Disposal Equipment. Status: active.
NSN 4540-01-149-3415 has 1 manufacturer part number on file: 7434-9-1 (Eci Defense Group, Inc.).
Key specifications for 7434-9-1: General Characteristics Item Description: CONSISTS OF HEATER HOUSING;304 CRES FITTING;ANGLE BRACKET. 1 specification is 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.