The Impeller,fan,axial, cataloged under National Stock Number 4140-00-729-6352, is classified within Federal Supply Class 4140 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4140-00-729-6352 |
| Primary Part Number | 831987 |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 / 41 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | CANCELLED |
| Rotation Direction for Which Designed | CLOCKWISE |
| Attachment Method | SETSCREW |
| Hub Location | FRONT |
| Blade Quantity | 4 |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY MATERIAL,SURFACE TREATMENT,IMPELLER HUB STYLE,BORE DIA AND CLOCKWISE ROTATION |
| Style Designator | ROUNDED TIP |
| Material | ALUMINUM OVERALL |
| Diameter | 4.000 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 831987 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 369-009 | Tektronix, Inc. (USA) |
| 021700 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 7627390 | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| 0-429-4 | Regal-Beloit Corporation Dba Fasco Group Div Cassville Division (USA) |
| 0-435-4-0-250INB0RE | Regal-Beloit Corporation Dba Fasco Group Div Cassville Division (USA) |
| 5021-274 | Raytheon Company Dba Raytheon (USA) |
| 369-0009-00 | Tektronix, Inc. (USA) |
NSN 4140-00-729-6352 is a Impeller,fan,axial, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 4140 (No Item Name Available). Status: cancelled.
NSN 4140-00-729-6352 has 8 cross-referenced part numbers: 831987 (Lockheed Martin Corporation Div Rms - Mitchel Field), 369-009 (Tektronix, Inc.), 021700 (Lockheed Martin Corporation Div Rms - Mitchel Field), 7627390 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), 0-429-4 (Regal-Beloit Corporation Dba Fasco Group Div Cassville Division) and 3 more.
There are 11 known substitutes for 4140-00-729-6352: 6625-00-016-4519, 5815-00-050-9008, 5915-00-076-9250 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 831987: Rotation Direction for Which Designed: CLOCKWISE; Attachment Method: SETSCREW; Hub Location: FRONT; Blade Quantity: 4. 8 total characteristics are documented in the Federal Logistics Information System.
NSN 4140-00-729-6352 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.