The Guard,fan Impeller, cataloged under National Stock Number 4140-01-654-2725, 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 Nmb Technologies Corporation. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-654-2725 |
| Primary Part Number | 055013 |
| Item Name | Guard,fan Impeller |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Nmb Technologies Corporation |
| Status | ACTIVE |
| Overall Diameter | 3.54 INCHES NOMINAL IN |
| Shape | ROUND |
| Surface Treatment | CHROMATE |
| 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 |
|---|---|
| 055013 PRIMARY | Nmb Technologies Corporation (USA) |
NSN 4140-01-654-2725 is a Guard,fan Impeller, manufactured by Nmb Technologies Corporation, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-654-2725 has 1 manufacturer part number on file: 055013 (Nmb Technologies Corporation).
Key specifications for 055013: Overall Height: 0.22 INCHES NOMINAL IN; Overall Diameter: 3.54 INCHES NOMINAL IN; Shape: ROUND; Surface Treatment: CHROMATE. 3 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.