The Waveguide Assembly, cataloged under National Stock Number 5985-01-147-3900, 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 Mega Industries Inc Mega Microwave Div. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-147-3900 |
| Primary Part Number | 49476-301 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Mega Industries Inc Mega Microwave Div |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.08 |
| Style Designator | STRAIGHT TYPE |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Waveguide Length | 12.250 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 3003 SINGLE TUBING SEGMENT |
| Material | ALUMINUM ALLOY 6061 SINGLE TUBING JACKET |
| Flange Style | CONTACT 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 |
|---|---|
| 49476-301 PRIMARY | Mega Industries Inc Mega Microwave Div (USA) |
| 352250025983 | Thales Nederland (NLD) |
| Reference | Meaning |
|---|---|
| A650A22P-1204 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-01-147-3900 is a Waveguide Assembly, manufactured by Mega Industries Inc Mega Microwave Div, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-147-3900 has 2 manufacturer part numbers on file: 49476-301 (Mega Industries Inc Mega Microwave Div), 352250025983 (Thales Nederland).
Key specifications for 49476-301: Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Quantity: 2; Voltage Standing Wave Ratio: 1.08; Style Designator: STRAIGHT TYPE. 10 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 5985-01-147-3900 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.