The Attenuator,variable, cataloged under National Stock Number 5985-00-448-6900, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Kay Elemetrics Corporation. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-448-6900 |
| Primary Part Number | 431B |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — No Item Name Available |
| Manufacturer | Kay Elemetrics Corporation |
| Status | ACTIVE |
| Terminal Type and Quantity | 2 CONNECTOR, COAXIAL, MALE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 0.2 |
| Impedance Rating in Ohms | 50.0 INPUT-OUTPUT |
| Voltage Standing Wave Ratio | 1.20 |
| Frequency Range | 0.000 MEGAHERTZ MINIMUM AND 1000.000 MEGAHERTZ MAXIMUM |
| Overall Attenuation Range in Decibels | +0.0 TO 41.0 |
| Power Rating | 1.0 WATTS AVERAGE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5985-00-448-6900 is a Attenuator,variable, manufactured by Kay Elemetrics Corporation, classified under FSC 5985 (No Item Name Available). Status: active.
NSN 5985-00-448-6900 has 3 cross-referenced part numbers: 431B (Kay Elemetrics Corporation), 431A (Kay Elemetrics Corporation), 20-0 (Kay Elemetrics Corporation).
There are 4 known substitutes for 5985-00-448-6900: 6645-00-243-7541, 6625-00-441-1865, 6625-00-892-5263 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 431B: Terminal Type and Quantity: 2 CONNECTOR, COAXIAL, MALE; Insertion Loss at Minimum Attenuation in Maximum Decibels: 0.2; Impedance Rating in Ohms: 50.0 INPUT-OUTPUT; Voltage Standing Wave Ratio: 1.20. 7 total characteristics are documented in the Federal Logistics Information System.