The Heating Blanket,electrical, cataloged under National Stock Number 4540-01-446-4104, is classified within Federal Supply Class 4540 (Waste Disposal Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems. Government technical data includes 1 specification, 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4540-01-446-4104 |
| Primary Part Number | DAA7257P345-101 |
| Item Name | Heating Blanket,electrical |
| FSC / FSG | 4540 / 45 — Waste Disposal Equipment |
| Manufacturer | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| Status | ACTIVE |
| General Characteristics Item Description | USED TO CURE REPAIRS FOR STRUCTURAL FABERGLASS, HEATS UP TO 350 DEGREESSIZE 24" X 34" |
| 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 |
|---|---|
| DAA7257P345-101 PRIMARY | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| P3066 | Pyrometric Company Inc Dba Pyrometric Service (USA) |
NSN 4540-01-446-4104 is a Heating Blanket,electrical, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems, classified under FSC 4540, Waste Disposal Equipment. Status: active.
NSN 4540-01-446-4104 has 2 manufacturer part numbers on file: DAA7257P345-101 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), P3066 (Pyrometric Company Inc Dba Pyrometric Service).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-591-9151. Verify interchangeability with system specifications before substitution.
Key specifications for DAA7257P345-101: General Characteristics Item Description: USED TO CURE REPAIRS FOR STRUCTURAL FABERGLASS, HEATS UP TO 350 DEGREESSIZE 24" X 34"; End Item Identification: PACER SPECIAL AIRCRAFT. 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.