The Attenuator,variable, cataloged under National Stock Number 5985-01-159-4569, 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 Daico Industries, Inc. Dba Daico Industries Inc. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-159-4569 |
| Primary Part Number | 100C1524 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Daico Industries, Inc. Dba Daico Industries Inc |
| Status | ACTIVE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 1.0 |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Frequency Range | 0.000 MEGAHERTZ MINIMUM AND 100.000 MEGAHERTZ MAXIMUM |
| Body Style | COAXIAL TYPE |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Adjustment Device Type and Quantity | 1 ELECTRONIC, PROGRAMMABLE |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.813 INCHES NOMINAL IN |
| Overall Attenuation Range in Decibels | +0.5 TO 8.0 |
| Unthreaded Mounting Hole Diameter | 0.128 INCHES NOMINAL IN |
| Overall Attenuation Accuracy in Decibels | -0.10 TO 0.25 |
| Attenuation Per Step in Decibels | 0.5 AND 1.0 AND 2.0 AND 4.0 AND 8.0 |
| Attenuation Variation Method | STEPPED |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.125 INCHES NOMINAL IN |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 2 CONNECTOR, COAXIAL, FEMALE AND 1 CONNECTOR, RECEPTACLE |
| Power Rating | 100.0 MILLIWATTS PEAK |
| Step Position Quantity | 5 |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 100C1524 PRIMARY | Daico Industries, Inc. Dba Daico Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 926240-1B | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5985-01-159-4569 is a Attenuator,variable, manufactured by Daico Industries, Inc. Dba Daico Industries Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-159-4569 has 1 manufacturer part number on file: 100C1524 (Daico Industries, Inc. Dba Daico Industries Inc).
Key specifications for 100C1524: Insertion Loss at Minimum Attenuation in Maximum Decibels: 1.0; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Overall Height: 1.500 INCHES NOMINAL IN; Frequency Range: 0.000 MEGAHERTZ MINIMUM AND 100.000 MEGAHERTZ MAXIMUM. 18 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 5985-01-159-4569 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.