The Attenuator,variable, cataloged under National Stock Number 5985-00-457-0784, 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 L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products. Government technical data includes 20 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-457-0784 |
| Primary Part Number | 179828-1 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
| Status | ACTIVE |
| Shaft Type | ROUND, FLATTED |
| Impedance Rating in Ohms | 10000.0 INPUT-OUTPUT |
| Body Diameter | 1.875 INCHES MAXIMUM IN |
| Mounting Facility Type and Quantity | 1 BUSHING |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Shaft Diameter | 0.249 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN |
| Body Style | CYLINDRICAL W/SIDE TERMINALS |
| Adjustment Device Type and Quantity | 1 SHAFT |
| First Flat Length | 0.312 INCHES NOMINAL IN |
| Precious Material | SILVER |
| Attenuation Per Step in Decibels | 2.0 |
| Attenuation Variation Method | STEPPED |
| Body Material | COPPER ALLOY |
| Body Length | 2.000 INCHES MAXIMUM IN |
| Precious Material and Location | CONTACTS SILVER |
| Operating Temp Range | +10.0 TO 65.0 CELSIUS DEGC |
| Application Design | PRINTED CIRCUIT BOARD |
| Terminal Type and Quantity | 6 TAB, SOLDER LUG |
| Power Rating | 0.6 WATTS AVERAGE |
| Step Position Quantity | 30 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5985-00-457-0784 is a Attenuator,variable, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-457-0784 has 2 manufacturer part numbers on file: 179828-1 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products), CP130M (Shallco, Inc).
Key specifications for 179828-1: Shaft Type: ROUND, FLATTED; Impedance Rating in Ohms: 10000.0 INPUT-OUTPUT; Body Diameter: 1.875 INCHES MAXIMUM IN; Mounting Facility Type and Quantity: 1 BUSHING. 20 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 5985-00-457-0784 has DEMIL Code D. 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.