The Attenuator,variable, cataloged under National Stock Number 5985-01-176-3464, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 20 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-176-3464 |
| Primary Part Number | 2930196-1 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 0.65 |
| Impedance Rating in Ohms | 50.0 INPUT-OUTPUT |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Frequency Range | 20.000 MEGAHERTZ MINIMUM AND 300.000 MEGAHERTZ MAXIMUM |
| Body Style | COAXIAL TYPE |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Adjustment Device Type and Quantity | 1 ELECTRONIC, VOLTAGE CONTROLLED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM IN |
| Precious Material | GOLD AND SILVER |
| Overall Attenuation Range in Decibels | +5.5 TO 6.5 |
| Voltage Standing Wave Ratio | 1.35 |
| Attenuation Variation Method | STEPPED |
| Body Material | ALUMINUM |
| Precious Material and Location | CONNECTOR SURFACE GOLD AND EXTERNAL SURFACES SILVER |
| Operating Temp Range | -28.0 TO 85.0 CELSIUS DEGC |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 2 CONNECTOR, COAXIAL, FEMALE AND 4 TAB, SOLDER LUG |
| Coaxial Connector Series Designation | SMA |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5985-01-176-3464 is a Attenuator,variable, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-176-3464 has 3 manufacturer part numbers on file: 100C1596 (Daico Industries, Inc. Dba Daico Industries Inc), 2930196-1 (Raytheon Company Div Rmd Strategic), 2930196-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2930196-1: Insertion Loss at Minimum Attenuation in Maximum Decibels: 0.65; Impedance Rating in Ohms: 50.0 INPUT-OUTPUT; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Overall Height: 0.490 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN. 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 5985-01-176-3464 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.