The Fan Assembly,centrifugal, cataloged under National Stock Number 4140-01-606-4520, 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 Div Marine Systems. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-606-4520 |
| Primary Part Number | 4A48212H01 |
| Item Name | Fan Assembly,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Northrop Grumman Systems Corporation Div Marine Systems |
| Status | ACTIVE |
| Unpackaged Unit Length | 4.6 INCHES NOMINAL IN |
| Supplementary Features | VOLTAGE: 28VDC, + OR - 10%; BONDING - CONNECTOR BODY TO FAN CASE: 5 MILLIOHMS; OPERATING TEMPERATURE: +5 TO +85 DEGREES CELSIUS; NON-OPERATING TEMPERATURE: -40 TO +100 DEGREES CELSIUS; VIBRATION PER MIL-STD-202 METHOD 201 0.06" DOUBLE AMPLITUDE, 10-55 HZ FREQUENCY RANGE VDC |
| Unpackaged Unit Height | 4.5 INCHES NOMINAL IN |
| Storage Temp Range | -40.0 TO 100.0 CELSIUS DEGC |
| 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 |
|---|---|
| 4A48212H01 | Northrop Grumman Systems Corporation Div Marine Systems (USA) |
| Reference | Meaning |
|---|---|
| 4A48212H01 | 3/2 Design control — primary reference U.S. Government activity |
| 012181000 | 5/2 Secondary reference U.S. Government activity |
NSN 4140-01-606-4520 is a Fan Assembly,centrifugal, manufactured by Northrop Grumman Systems Corporation Div Marine Systems, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-606-4520 has 1 manufacturer part number on file: 4A48212H01 (Northrop Grumman Systems Corporation Div Marine Systems).
Key specifications for 4A48212H01: Unpackaged Unit Length: 4.6 INCHES NOMINAL IN; Supplementary Features: VOLTAGE: 28VDC, + OR - 10%; BONDING - CONNECTOR BODY TO FAN CASE: 5 MILLIOHMS; OPERATING TEMPERATURE: +5 TO +85 DEGREES CELSIUS; NON-OPERATING TEMPERATURE: -40 TO +100 DEGREES CELSIUS; VIBRATION PER MIL-STD-202 METHOD 201 0.06" DOUBLE AMPLITUDE, 10-55 HZ FREQUENCY RANGE VDC; Unpackaged Unit Height: 4.5 INCHES NOMINAL IN; Storage Temp Range: -40.0 TO 100.0 CELSIUS DEGC. 4 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.