The Dummy Load,electrical, cataloged under National Stock Number 5985-01-527-1919, 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 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-527-1919 |
| Primary Part Number | A1L187-B+UG149A/U |
| Item Name | Dummy Load,electrical |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Frontgrade Technologies Inc. |
| Status | ACTIVE |
| Termination Type | WAVEGUIDE FLANGE |
| Voltage Standing Wave Ratio | 1.10 |
| Waveguide Flange Designation | UG149A/U |
| Body Width | 4.500 INCHES MAXIMUM IN |
| Style Designator | WAVEGUIDE MOUNTED |
| Cooling Method | LIQUID |
| Frequency Range Rating | +3.950 TO 5.850 GIGAHERTZ |
| Power Rating | 4500.000 WATTS AVERAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A1L187B+UG149A/U | Litton Precision Products International Inc. (DEU) |
| 5L.4935.002.82 | Hensoldt Sensors Gmbh Div Seps (DEU) |
| A1L187-B+UG149A/U PRIMARY | Frontgrade Technologies Inc. (USA) |
| Reference | Meaning |
|---|---|
| A1L187-B+UG149A/U | 5/9 Secondary reference Atlantic Microwave Corporation Div Cobham Electronic Systems |
| AIL187B+UG149A/U | 5/9 Secondary reference Litton Precision Products International Inc. |
NSN 5985-01-527-1919 is a Dummy Load,electrical, manufactured by Frontgrade Technologies Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-527-1919 has 3 manufacturer part numbers on file: A1L187B+UG149A/U (Litton Precision Products International Inc.), 5L.4935.002.82 (Hensoldt Sensors Gmbh Div Seps), A1L187-B+UG149A/U (Frontgrade Technologies Inc.).
Key specifications for A1L187-B+UG149A/U: Termination Type: WAVEGUIDE FLANGE; Voltage Standing Wave Ratio: 1.10; Waveguide Flange Designation: UG149A/U; Body Width: 4.500 INCHES MAXIMUM IN. 8 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.
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.