The Waveguide Assembly, cataloged under National Stock Number 5985-00-146-6902, 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 Development Laboratories, Inc. Dba Microwave Development Laboratories Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-146-6902 |
| Primary Part Number | 153-147-0032 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS ALL TUBING SEGMENT |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.25 |
| Waveguide First Leg Length | 0.620 INCHES NOMINAL IN |
| Waveguide Second Leg Length | 9.706 INCHES NOMINAL IN |
| Style Designator | FIVE BEND TYPE |
| Flexibility | RIGID ALL TUBING SEGMENT |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Waveguide Fourth Leg Length | 11.690 INCHES NOMINAL IN |
| Waveguide Fifth Leg Length | 2.500 INCHES NOMINAL IN |
| Waveguide Sixth Leg Length | 0.800 INCHES NOMINAL IN |
| Insertion Loss in Decibels | 0.40 |
| Material | ALUMINUM ALLOY ALL TUBING SEGMENT AND FLANGE |
| Waveguide Third Leg Length | 3.200 INCHES NOMINAL IN |
| 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 |
|---|---|
| 153-147-0032 PRIMARY | Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc (USA) |
| Reference | Meaning |
|---|---|
| 153-147-0032 | 1/2 Source control — Government-approved source U.S. Government activity |
| 153-147-0032 | 5/9 Secondary reference U.S. Government activity |
| 153-147-0032 | 5/9 Secondary reference Skyworks Solutions, Inc. |
NSN 5985-00-146-6902 is a Waveguide Assembly, manufactured by Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-146-6902 has 1 manufacturer part number on file: 153-147-0032 (Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc).
Key specifications for 153-147-0032: Tubing Wall Construction Style: SEAMLESS ALL TUBING SEGMENT; Flange Quantity: 2; Voltage Standing Wave Ratio: 1.25; Waveguide First Leg Length: 0.620 INCHES NOMINAL IN. 14 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 5985-00-146-6902 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.