The Attenuator,fixed, cataloged under National Stock Number 5985-01-234-1765, 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 6 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 | 5985-01-234-1765 |
| Primary Part Number | 8143S |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Telonic Berkeley, Inc. Dba Telonic Berkeley |
| Status | ACTIVE |
| Frequency Range | 2.000 GIGAHERTZ MAXIMUM |
| Body Style | RECTANGULAR, TERMINAL/TERMINALS ON ONE SURFACE |
| Voltage Standing Wave Ratio | 1.30 AND 1.40 |
| Rf Signal Attenuation in Decibels | 110.0 |
| Attenuation Accuracy in Decibels | -0.20 TO 0.20 |
| Output Impedance Rating in Ohms | 50.0 |
| 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 |
|---|---|
| 8143S PRIMARY | Telonic Berkeley, Inc. Dba Telonic Berkeley (USA) |
NSN 5985-01-234-1765 is a Attenuator,fixed, manufactured by Telonic Berkeley, Inc. Dba Telonic Berkeley, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-234-1765 has 1 manufacturer part number on file: 8143S (Telonic Berkeley, Inc. Dba Telonic Berkeley).
Key specifications for 8143S: Frequency Range: 2.000 GIGAHERTZ MAXIMUM; Body Style: RECTANGULAR, TERMINAL/TERMINALS ON ONE SURFACE; Voltage Standing Wave Ratio: 1.30 AND 1.40; Rf Signal Attenuation in Decibels: 110.0. 6 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 5985-01-234-1765 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.