The Fan,tubeaxial, cataloged under National Stock Number 4140-01-487-6227, 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 Naval Sea Systems Command. Government technical data includes 12 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4140-01-487-6227 |
| Primary Part Number | 7339867 |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 THREADED INSERT |
| Flow Direction | OUTWARD |
| Surface Treatment Document and Classification | MIL-B-23071 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Drive Type | DIRECT |
| Criticality Code Justification | FEAT |
| Material Document and Classification | MIL-B-23071 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 5.920 INCHES NOMINAL IN |
| Surface Treatment | ALUMINUM OVERALL |
| Material | ALUMINUM ALLOY OVERALL |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 3270.0 CUBIC FEET PER MINUTE MINIMUM AND 5830.0 CUBIC FEET PER MINUTE MAXIMUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
NSN 4140-01-487-6227 is a Fan,tubeaxial, manufactured by Naval Sea Systems Command, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-487-6227 has 2 manufacturer part numbers on file: 7339867 (Naval Sea Systems Command), 7339867 (Lockheed Martin Corporation Div Rms).
Key specifications for 7339867: Mounting Facility Type and Quantity: 2 THREADED INSERT; Flow Direction: OUTWARD; Surface Treatment Document and Classification: MIL-B-23071 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Drive Type: DIRECT. 12 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.