The Blower,air Barrier, cataloged under National Stock Number 4140-01-414-3549, 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 Curtiss-Wright Controls Integrated Sensing, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4140-01-414-3549 |
| Primary Part Number | BT2910B13-1 |
| Item Name | Blower,air Barrier |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Curtiss-Wright Controls Integrated Sensing, Inc. |
| Status | ACTIVE |
| Material | ALUMINUM |
| 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 |
|---|---|
| BT2910B13-1 PRIMARY | Curtiss-Wright Controls Integrated Sensing, Inc. (USA) |
| 729494-2 | Raytheon Company Div Rmd Strategic (USA) |
| C7P4Q-1C | Ashland Electric Products Inc (USA) |
| Reference | Meaning |
|---|---|
| 1307-10 | C/1 Advisory reference — outside the item-of-supply concept Rotron Incorporated |
NSN 4140-01-414-3549 is a Blower,air Barrier, manufactured by Curtiss-Wright Controls Integrated Sensing, Inc., classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-414-3549 has 3 manufacturer part numbers on file: BT2910B13-1 (Curtiss-Wright Controls Integrated Sensing, Inc.), 729494-2 (Raytheon Company Div Rmd Strategic), C7P4Q-1C (Ashland Electric Products Inc).
Key specifications for BT2910B13-1: Material: ALUMINUM. 1 specification is 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.