The Attenuator,variable, cataloged under National Stock Number 5985-00-768-2458, 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 Telonic Berkeley, Inc. Dba Telonic Berkeley. Government technical data includes 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-768-2458 |
| Primary Part Number | TG975 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Telonic Berkeley, Inc. Dba Telonic Berkeley |
| Status | ACTIVE |
| Impedance Rating in Ohms | 75.0 INPUT-OUTPUT |
| Frequency Range | 0.000 MEGAHERTZ MINIMUM AND 250.000 MEGAHERTZ MAXIMUM |
| Overall Attenuation Range in Decibels | +0.0 TO 102.0 |
| Overall Attenuation Accuracy in Decibels | -0.51 TO 0.51 |
| Attenuation Per Step in Decibels | 1.0 |
| Attenuation Variation Method | STEPPED |
| Application Design | TRANSMISSION LINE |
| Power Rating | 500.0 MILLIWATTS AVERAGE |
| Step Position Quantity | 102 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| TG975 PRIMARY | Telonic Berkeley, Inc. Dba Telonic Berkeley (USA) |
NSN 5985-00-768-2458 is a Attenuator,variable, manufactured by Telonic Berkeley, Inc. Dba Telonic Berkeley, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-768-2458 has 1 manufacturer part number on file: TG975 (Telonic Berkeley, Inc. Dba Telonic Berkeley).
Key specifications for TG975: Impedance Rating in Ohms: 75.0 INPUT-OUTPUT; Overall Height: 1.875 INCHES NOMINAL IN; Frequency Range: 0.000 MEGAHERTZ MINIMUM AND 250.000 MEGAHERTZ MAXIMUM; Overall Attenuation Range in Decibels: +0.0 TO 102.0. 9 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 5985-00-768-2458 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.