The Dummy Load,electrical, cataloged under National Stock Number 5985-00-211-2507, 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 Microlab/fxr Llc. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-211-2507 |
| Primary Part Number | HRB39 |
| Item Name | Dummy Load,electrical |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microlab/fxr Llc |
| Status | ACTIVE |
| Operating Position | HORIZONTAL |
| Termination Type | CONNECTION COAXIAL |
| Overall Diameter | 0.625 INCHES NOMINAL IN |
| Voltage Standing Wave Ratio | 1.10 |
| Style Designator | COAXIAL MOUNTED |
| Cooling Method | SELF-COOLED |
| Connector End Design | MALE |
| Impedance Rating in Ohms | 50.0 NOMINAL |
| Frequency Range Rating | +2.700 TO 2.900 GIGAHERTZ |
| Voltage Standing Wave Ratio Frequency Range | +2.700 TO 2.900 GIGAHERTZ |
| Power Rating | 2.000 WATTS AVERAGE |
| Coaxial Connector Series Designation | N |
| 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 |
|---|---|
| HRB39 | Microlab/fxr Llc (USA) |
| Reference | Meaning |
|---|---|
| 537063-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 537063 | 3/2 Design control — primary reference U.S. Government activity |
| ABAFXHRB39 | C/1 Advisory reference — outside the item-of-supply concept Microlab/fxr Llc |
NSN 5985-00-211-2507 is a Dummy Load,electrical, manufactured by Microlab/fxr Llc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-211-2507 has 1 manufacturer part number on file: HRB39 (Microlab/fxr Llc).
1 possible match (shared part number, not a government interchangeability claim): 6610-00-817-5714. Verify interchangeability with system specifications before substitution.
Key specifications for HRB39: Operating Position: HORIZONTAL; Termination Type: CONNECTION COAXIAL; Overall Diameter: 0.625 INCHES NOMINAL IN; Voltage Standing Wave Ratio: 1.10. 12 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 5985-00-211-2507 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.