The Dummy Load,electrical, cataloged under National Stock Number 5985-01-123-0636, 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 Frontgrade Technologies Inc.. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-01-123-0636 |
| Primary Part Number | 452465 |
| Item Name | Dummy Load,electrical |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Frontgrade Technologies Inc. |
| Status | ACTIVE |
| Operating Position | ALL POSITIONS |
| Termination Type | WAVEGUIDE FLANGE |
| Voltage Standing Wave Ratio | 1.10 |
| Waveguide Flange Designation | UG-136B/U |
| Body Width | 1.000 INCHES NOMINAL IN |
| Body Height | 0.500 INCHES NOMINAL IN |
| Style Designator | WAVEGUIDE MOUNTED |
| Cooling Method | SELF-COOLED |
| Power Rating | 50.000 WATTS AVERAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 452465 | Frontgrade Technologies Inc. (USA) |
| 90LW579-1 | Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc (USA) |
| WA-A34 | Microlab/fxr Llc (USA) |
| Reference | Meaning |
|---|---|
| 10134394 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 927075-1B | 3/2 Design control — primary reference U.S. Government activity |
| 452465 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-01-123-0636 is a Dummy Load,electrical, manufactured by Frontgrade Technologies Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-123-0636 has 3 manufacturer part numbers on file: 452465 (Frontgrade Technologies Inc.), 90LW579-1 (Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc), WA-A34 (Microlab/fxr Llc).
Key specifications for 452465: Operating Position: ALL POSITIONS; Termination Type: WAVEGUIDE FLANGE; Overall Height: 1.625 INCHES NOMINAL IN; Voltage Standing Wave Ratio: 1.10. 9 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 5985-01-123-0636 has DEMIL Code B. 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.