The Dummy Load,electrical, cataloged under National Stock Number 5985-00-103-5217, 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 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-00-103-5217 |
| Primary Part Number | TB-A53 |
| 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 | 1.375 INCHES NOMINAL IN |
| Style Designator | COAXIAL MOUNTED |
| Cooling Method | SELF-COOLED |
| Connector End Design | FEMALE |
| Impedance Rating in Ohms | 90.0 NOMINAL |
| Frequency Range Rating | +0.000 TO 600.000 MEGAHERTZ |
| Voltage Standing Wave Ratio Frequency Range | +0.000 TO 600.000 MEGAHERTZ |
| Power Rating | 5.000 KILOWATTS PEAK AND 10.000 WATTS AVERAGE |
| Coaxial Connector Series Designation | BNC |
| 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 |
|---|---|
| TB-A53 PRIMARY | Microlab/fxr Llc (USA) |
| 123SEAV16343-1 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 123SEAV16343-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5985-00-103-5217 is a Dummy Load,electrical, manufactured by Microlab/fxr Llc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-103-5217 has 2 manufacturer part numbers on file: TB-A53 (Microlab/fxr Llc), 123SEAV16343-1 (Northrop Grumman Systems Corporation).
Key specifications for TB-A53: Operating Position: HORIZONTAL; Termination Type: CONNECTION COAXIAL; Overall Diameter: 1.375 INCHES NOMINAL IN; Style Designator: COAXIAL MOUNTED. 11 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.