The Waveguide Assembly, cataloged under National Stock Number 5985-01-100-4147, 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 Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems. Government technical data includes 4 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 | 5985-01-100-4147 |
| Primary Part Number | 77D10490-1 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems |
| Status | ACTIVE |
| Style Designator | BEND TYPE |
| Waveguide Offset Distance | 3.250 INCHES NOMINAL IN |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Waveguide Longer Offset Distance | 40.000 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 |
|---|---|
| 77D10490-1 PRIMARY | Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems (USA) |
NSN 5985-01-100-4147 is a Waveguide Assembly, manufactured by Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-100-4147 has 1 manufacturer part number on file: 77D10490-1 (Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems).
Key specifications for 77D10490-1: Style Designator: BEND TYPE; Waveguide Offset Distance: 3.250 INCHES NOMINAL IN; Flexibility: RIGID SINGLE TUBING SEGMENT; Waveguide Longer Offset Distance: 40.000 INCHES NOMINAL IN. 4 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 5985-01-100-4147 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.