The Adapter,waveguide, cataloged under National Stock Number 5985-01-451-1947, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 15 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 | 5985-01-451-1947 |
| Primary Part Number | 11440547 |
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Flange Inside Height | 0.872 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Quantity | 1 |
| Style Designator | WAVEGUIDE TO WAVEGUIDE |
| Waveguide Inside Width | 2.284 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, ELLIPTICAL EXTERNAL, ELLIPTICAL |
| Flange Outside Height | 1.005 INCHES MINIMUM AND 1.010 INCHES MAXIMUM SINGLE FLANGE IN |
| Adapter Length | 1.500 INCHES NOMINAL IN |
| Flange Inside Width | 1.880 INCHES NOMINAL SINGLE FLANGE IN |
| Waveguide Outside Height | 1.610 INCHES NOMINAL IN |
| Waveguide Outside Width | 2.450 INCHES NOMINAL IN |
| Flange Depth | 0.250 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Outside Width | 2.250 INCHES NOMINAL SINGLE FLANGE IN |
| Waveguide Inside Height | 1.442 INCHES NOMINAL IN |
| Material | COPPER ALLOY 360 SINGLE TUBING SEGMENT |
| Flange Style | CONTACT TYPE SINGLE FLANGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 11440547 PRIMARY | Us Army Aviation and Missile Command (USA) |
NSN 5985-01-451-1947 is a Adapter,waveguide, manufactured by Us Army Aviation and Missile Command, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-451-1947 has 1 manufacturer part number on file: 11440547 (Us Army Aviation and Missile Command).
Key specifications for 11440547: Flange Inside Height: 0.872 INCHES NOMINAL SINGLE FLANGE IN; Flange Quantity: 1; Style Designator: WAVEGUIDE TO WAVEGUIDE; Waveguide Inside Width: 2.284 INCHES NOMINAL IN. 15 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.