The Dummy Load,electrical, cataloged under National Stock Number 5985-01-021-5389, 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 14 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-021-5389 |
| Primary Part Number | 77C712709P1 |
| Item Name | Dummy Load,electrical |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Body Diameter | 0.312 INCHES NOMINAL IN |
| Operating Position | ALL POSITIONS |
| Termination Type | CONNECTION COAXIAL |
| Overall Diameter | 0.360 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 |
| Ambient Temp at Full Rated Power | 70.0 CELSIUS DEGC |
| Frequency Range Rating | +60.000 TO 300.000 MEGAHERTZ AND +3.000 TO 4.000 GIGAHERTZ |
| Voltage Standing Wave Ratio Frequency Range | +60.000 TO 300.000 MEGAHERTZ AND +3.000 TO 4.000 GIGAHERTZ |
| Power Rating | 1.000 WATTS AVERAGE |
| Coaxial Connector Series Designation | SMA |
| 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 |
|---|---|
| 5L.5176.001.95 | Hensoldt Sensors Gmbh Div Seps (DEU) |
| 77C712709P1 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| 3900C-9 | Coaxial Components Corp. Dba Coaxial Components Corp (USA) |
| Reference | Meaning |
|---|---|
| 20020P1SF | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 2001-6101-02 | 5/9 Secondary reference U.S. Government activity |
| 2001-4099-02 | 5/9 Secondary reference U.S. Government activity |
| 5985PL0981874 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5985-01-021-5389 is a Dummy Load,electrical, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-021-5389 has 3 manufacturer part numbers on file: 5L.5176.001.95 (Hensoldt Sensors Gmbh Div Seps), 77C712709P1 (Lockheed Martin Corporation Div Rms), 3900C-9 (Coaxial Components Corp. Dba Coaxial Components Corp).
Key specifications for 77C712709P1: Body Diameter: 0.312 INCHES NOMINAL IN; Operating Position: ALL POSITIONS; Termination Type: CONNECTION COAXIAL; Overall Diameter: 0.360 INCHES NOMINAL IN. 14 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.