The Blower Assembly-Signal, cataloged under National Stock Number 4140-01-155-8175, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-155-8175 |
| Primary Part Number | 169350-100 |
| Item Name | Blower Assembly-Signal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF CAPACITOR 1; BLOWER 60 HZ 1; CONNECTOR 1; TERMINAL 2; TERMINAL BLOCK 1; TERMINAL,LUG 5 |
| 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 |
|---|---|
| 54392-1 | Naval Air Warfare Ctr Aircraft Div (USA) |
| 169350-100 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 169350-100 | 5/9 Secondary reference Litton Systems Inc. Div Navigation Systems Division |
NSN 4140-01-155-8175 is a Blower Assembly-Signal, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-155-8175 has 2 manufacturer part numbers on file: 54392-1 (Naval Air Warfare Ctr Aircraft Div), 169350-100 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Key specifications for 169350-100: General Characteristics Item Description: CONSISTS OF CAPACITOR 1; BLOWER 60 HZ 1; CONNECTOR 1; TERMINAL 2; TERMINAL BLOCK 1; TERMINAL,LUG 5. 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.