The Attenuator,variable, cataloged under National Stock Number 5985-01-240-9135, 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 Catel Telecommunications Inc Sub of Data-Design Laboratories. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-240-9135 |
| Primary Part Number | 2816-0001 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Catel Telecommunications Inc Sub of Data-Design Laboratories |
| Status | ACTIVE |
| Shaft Type | ROUND, SLOTTED |
| Bushing Length | 4.0 MILLIMETERS NOMINAL MM |
| Impedance Rating in Ohms | 75.0 INPUT-OUTPUT |
| Mounting Facility Type and Quantity | 1 PRINTED CIRCUIT |
| FSC Application Data | ELECTRONIC EQUIPMENT |
| Frequency Range | 45.000 MEGAHERTZ MINIMUM AND 850.000 MEGAHERTZ MAXIMUM |
| Shaft Diameter | 6.0 MILLIMETERS NOMINAL MM |
| Body Style | RECTANGULAR, TERMINALS ON ONE SURFACE |
| Adjustment Device Type and Quantity | 1 SHAFT |
| Overall Attenuation Range in Decibels | +0.0 TO 20.0 |
| Voltage Standing Wave Ratio | 1.40 AND 1.70 |
| Attenuation Variation Method | CONTINUOUS |
| Shaft Length | 9.5 MILLIMETERS NOMINAL MM |
| Application Design | PRINTED CIRCUIT BOARD |
| Terminal Type and Quantity | 6 PIN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2816-0001 PRIMARY | Catel Telecommunications Inc Sub of Data-Design Laboratories (USA) |
| Reference | Meaning |
|---|---|
| 0724-300 | 5/9 Secondary reference Stettner Electronics Inc |
NSN 5985-01-240-9135 is a Attenuator,variable, manufactured by Catel Telecommunications Inc Sub of Data-Design Laboratories, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-240-9135 has 1 manufacturer part number on file: 2816-0001 (Catel Telecommunications Inc Sub of Data-Design Laboratories).
1 possible match (shared part number, not a government interchangeability claim): 5995-01-389-2064. Verify interchangeability with system specifications before substitution.
Key specifications for 2816-0001: Shaft Type: ROUND, SLOTTED; Bushing Length: 4.0 MILLIMETERS NOMINAL MM; Impedance Rating in Ohms: 75.0 INPUT-OUTPUT; Mounting Facility Type and Quantity: 1 PRINTED CIRCUIT. 15 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.
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.