The Waveguide Assembly, cataloged under National Stock Number 5985-00-520-9463, 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 Lockheed Martin Corporation Div Rms. Government technical data includes 22 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-00-520-9463 |
| Primary Part Number | PL145C811G1 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Flange Inside Height | 1.340 INCHES NOMINAL FIRST FLANGE IN |
| Flange Inside Height | 1.507 INCHES NOMINAL SECOND FLANGE IN |
| Flange Quantity | 2 |
| Style Designator | BEND TYPE |
| Waveguide Offset Distance | 29.500 INCHES NOMINAL IN |
| Waveguide Inside Width | 2.840 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Inside Width | 2.840 INCHES NOMINAL FIRST FLANGE IN |
| Flange Inside Width | 3.007 INCHES NOMINAL SECOND FLANGE IN |
| Waveguide Outside Height | 1.500 INCHES NOMINAL IN |
| Waveguide Outside Width | 3.000 INCHES NOMINAL IN |
| Flange Depth | 0.750 INCHES NOMINAL SECOND FLANGE IN |
| Flange Depth | 1.250 INCHES NOMINAL FIRST FLANGE IN |
| Waveguide Inside Height | 1.340 INCHES NOMINAL IN |
| Material | COPPER ALLOY ALL FLANGE |
| Flange Connecting Facility and Quantity | 8 THREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY |
| Flange Connecting Facility and Quantity | 8 UNTHREADED HOLE(S) SECOND FLANGE SINGLE CONNECTION FACILITY |
| Flange Outside Diameter | 5.313 INCHES NOMINAL SECOND FLANGE IN |
| Flange Outside Diameter | 5.313 INCHES NOMINAL FIRST FLANGE IN |
| Flange Style | CHOKE TYPE FIRST FLANGE |
| Flange Style | COVER TYPE SECOND FLANGE |
| Waveguide Longer Offset Distance | 35.781 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 |
|---|---|
| PL145C811G1 | Lockheed Martin Corporation Div Rms (USA) |
| 145C811G1 | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| CG940FPS6 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-00-520-9463 is a Waveguide Assembly, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-520-9463 has 2 manufacturer part numbers on file: PL145C811G1 (Lockheed Martin Corporation Div Rms), 145C811G1 (Lockheed Martin Corporation Div Rms).
Key specifications for PL145C811G1: Flange Inside Height: 1.340 INCHES NOMINAL FIRST FLANGE IN; Flange Inside Height: 1.507 INCHES NOMINAL SECOND FLANGE IN; Flange Quantity: 2; Style Designator: BEND TYPE. 22 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 5985-00-520-9463 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.