The Waveguide Assembly, cataloged under National Stock Number 5985-00-103-0443, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-103-0443 |
| Primary Part Number | TRS57103 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Engineering Corporation |
| Status | ACTIVE |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.15 |
| Flexibility | FLEXIBLE SECOND TUBING SEGMENT |
| Flexibility | RIGID FIRST TUBING SEGMENT |
| Flange Outside Height | 0.850 INCHES MINIMUM FIRST FLANGE IN |
| Flange Outside Height | 0.870 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Depth | 0.090 INCHES NOMINAL ALL FLANGES IN |
| Flange Outside Width | 1.210 INCHES MINIMUM AND 1.230 INCHES MAXIMUM ALL FLANGES IN |
| Insertion Loss in Decibels | 0.25 |
| Surface Treatment | CHROMATE ALL FLANGE OUTSIDE SURFACES |
| Material | ALUMINUM ALLOY ALL FLANGE |
| Flange Connecting Facility and Quantity | 4 UNTHREADED HOLE(S) ALL FLANGES SINGLE CONNECTION FACILITY |
| Flange Style | COVER TYPE ALL FLANGES |
| 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 |
|---|---|
| G128-233-001 | Bae Systems Information and Electronic Systems Integration Inc. (USA) |
| TRS57103 PRIMARY | Microwave Engineering Corporation (USA) |
| Reference | Meaning |
|---|---|
| ADC1016-00 | 5/9 Secondary reference Aluminum Design Corp |
| G128-233-001 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| G128-233-001 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-00-103-0443 is a Waveguide Assembly, manufactured by Microwave Engineering Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-103-0443 has 2 manufacturer part numbers on file: G128-233-001 (Bae Systems Information and Electronic Systems Integration Inc.), TRS57103 (Microwave Engineering Corporation).
Key specifications for TRS57103: Flange Quantity: 2; Voltage Standing Wave Ratio: 1.15; Flexibility: FLEXIBLE SECOND TUBING SEGMENT; Flexibility: RIGID FIRST TUBING SEGMENT. 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 5985-00-103-0443 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.