The Waveguide Assembly, cataloged under National Stock Number 5985-01-182-1225, 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 Microwave Engineering Corporation. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-182-1225 |
| Primary Part Number | TR642747 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Engineering Corporation |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.15 |
| Style Designator | STRAIGHT TYPE |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 0.896 INCHES MINIMUM AND 0.904 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Waveguide Length | 10.030 INCHES NOMINAL IN |
| Waveguide Outside Height | 0.496 INCHES MINIMUM AND 0.504 INCHES MAXIMUM IN |
| Waveguide Outside Width | 0.996 INCHES MINIMUM AND 1.004 INCHES MAXIMUM IN |
| Surface Treatment | CHROMATE AND PAINT ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES |
| Waveguide Inside Height | 0.396 INCHES MINIMUM AND 0.404 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY ALL TUBING SEGMENT AND FLANGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| TR642747 | Microwave Engineering Corporation (USA) |
| 223304 | Microtech Inc Dba Microtech Inc (USA) |
| SM-D-8011644 | Victor Microwave, Inc (USA) |
| SM-D-801644 | Space Machine & Engineering Corp. Dba Space Machine & Engineering Corp (USA) |
| Reference | Meaning |
|---|---|
| SM-D-801644 | 3/2 Design control — primary reference U.S. Government activity |
| SM-D-801644 | 5/9 Secondary reference Astro Microwave Inc |
NSN 5985-01-182-1225 is a Waveguide Assembly, manufactured by Microwave Engineering Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-182-1225 has 4 manufacturer part numbers on file: TR642747 (Microwave Engineering Corporation), 223304 (Microtech Inc Dba Microtech Inc), SM-D-8011644 (Victor Microwave, Inc), SM-D-801644 (Space Machine & Engineering Corp. Dba Space Machine & Engineering Corp).
Key specifications for TR642747: Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Quantity: 2; Voltage Standing Wave Ratio: 1.15; Style Designator: STRAIGHT TYPE. 13 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.
NSN 5985-01-182-1225 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.