The Fan,tubeaxial, cataloged under National Stock Number 4140-01-376-5831, 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 Walker Power Systems, Inc. Dba Tiernay Turbines. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4140-01-376-5831 |
| Primary Part Number | 202248-1 |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Walker Power Systems, Inc. Dba Tiernay Turbines |
| Status | ACTIVE |
| Length | 2.000 INCHES NOMINAL IN |
| Housing Inside Diameter | 6.375 INCHES NOMINAL IN |
| Style Designator | FIXED |
| Prime Mover Type | AIR TURBINE |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| 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 |
|---|---|
| 202248-1 PRIMARY | Walker Power Systems, Inc. Dba Tiernay Turbines (USA) |
| 202248-1 | Artemis Electronics Llc (USA) |
| Reference | Meaning |
|---|---|
| 4140013765831 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 4140-01-376-5831 is a Fan,tubeaxial, manufactured by Walker Power Systems, Inc. Dba Tiernay Turbines, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-376-5831 has 2 manufacturer part numbers on file: 202248-1 (Walker Power Systems, Inc. Dba Tiernay Turbines), 202248-1 (Artemis Electronics Llc).
Key specifications for 202248-1: Length: 2.000 INCHES NOMINAL IN; Housing Inside Diameter: 6.375 INCHES NOMINAL IN; Style Designator: FIXED; Special Features: NHA; P/N 202000-1,C/0 1 FAN ASSY 202243-1,2 TERMINAL FEMALE/SCREW P/N 84-14131,AR SOLDER P/N SN63,. 5 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.