The Shield,heater Duct, cataloged under National Stock Number 2540-01-406-1906, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Raytheon Company Div Rmd Strategic. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 2540-01-406-1906 |
| Primary Part Number | 1708267-1 |
| Item Name | Shield,heater Duct |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| General Characteristics Item Description | 4 MTG HOLES,0.098 IN.DIA AND 2 SLOT,0.219 X 0.438 IN. IN |
| Accessory Components and Quantity | HINGE 1,CATCH STRIKE 1,RIVET 6. |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 1708267-1 PRIMARY | Raytheon Company Div Rmd Strategic (USA) |
| Reference | Meaning |
|---|---|
| 1708267 | D/9 Drawing number reference only Raytheon Company Div Rmd Strategic |
NSN 2540-01-406-1906 is a Shield,heater Duct, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-406-1906 has 1 manufacturer part number on file: 1708267-1 (Raytheon Company Div Rmd Strategic).
1 possible match (shared part number, not a government interchangeability claim): 2540-01-406-1907. Verify interchangeability with system specifications before substitution.
Key specifications for 1708267-1: General Characteristics Item Description: 4 MTG HOLES,0.098 IN.DIA AND 2 SLOT,0.219 X 0.438 IN. IN; Overall Width: 14.500 INCHES NOMINAL IN; Accessory Components and Quantity: HINGE 1,CATCH STRIKE 1,RIVET 6.; Special Features: HINGE W 1.250 IN. IN. 3 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.