The Attenuator,fixed, cataloged under National Stock Number 5985-01-030-7817, 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 Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-030-7817 |
| Primary Part Number | MDC89319-20 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc |
| Status | ACTIVE |
| Frequency Range | 0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM |
| Body Style | ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE |
| Overall Diameter | 0.357 INCHES MAXIMUM IN |
| Voltage Standing Wave Ratio | 1.14 AND 1.23 AND 1.27 AND 1.35 |
| Input Impedance Rating in Ohms | 50.0 |
| Mounting Method | CONNECTOR |
| Rf Signal Attenuation in Decibels | 6.0 |
| Attenuation Accuracy in Decibels | -0.30 TO 0.30 |
| Connection Type Per Function | FEMALE OUTPUT AND MALE INPUT |
| Voltage Standing Wave Ratio Frequency Range | +0.0 TO 4.0 GIGAHERTZ AND +4.0 TO 10.0 GIGAHERTZ AND +10.0 TO 12.4 GIGAHERTZ AND +12.4 TO 18.0 GIGAHERTZ |
| Application Design | TRANSMISSION LINE |
| Temperature Sensitivity Attenuation in Decibels | 0.0001 |
| Power Rating | 2.0 WATTS AVERAGE AND 500.0 WATTS PEAK |
| Terminal Type and Quantity | 2 CONNECTOR |
| Output Impedance Rating in Ohms | 50.0 |
| Coaxial Connector Series Designation | SMA |
| 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 |
|---|---|
| MDC89319-20 | Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc (USA) |
| Reference | Meaning |
|---|---|
| 60-674-1020-89 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-030-7817 is a Attenuator,fixed, manufactured by Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-030-7817 has 1 manufacturer part number on file: MDC89319-20 (Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc).
Key specifications for MDC89319-20: Frequency Range: 0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM; Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE; Overall Diameter: 0.357 INCHES MAXIMUM IN; Voltage Standing Wave Ratio: 1.14 AND 1.23 AND 1.27 AND 1.35. 16 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.