The Attenuator,fixed, cataloged under National Stock Number 5985-01-374-1962, 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 Fluke Electronics Corp. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-374-1962 |
| Primary Part Number | 4108-20DB |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Fluke Electronics Corp |
| Status | ACTIVE |
| Frequency Range | 1.650 GIGAHERTZ MINIMUM AND 8.000 GIGAHERTZ MAXIMUM |
| Body Style | ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE |
| Overall Diameter | 0.570 INCHES NOMINAL IN |
| Precious Material | GOLD |
| Input Impedance Rating in Ohms | 50.0 |
| Mounting Method | CONNECTOR |
| Rf Signal Attenuation in Decibels | 20.0 |
| Attenuation Accuracy in Decibels | -0.90 TO 0.90 |
| Precious Material and Location | CONTACT SURFACES GOLD |
| Connection Type Per Function | MALE INPUT AND FEMALE OUTPUT |
| Voltage Standing Wave Ratio Frequency Range | +1.6 TO 8.0 GIGAHERTZ |
| Application Design | TRANSMISSION LINE |
| Material | COPPER ALLOY BODY |
| Terminal Type and Quantity | 2 CONNECTOR |
| Output Impedance Rating in Ohms | 50.0 |
| Coaxial Connector Series Designation | BNC |
| 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 |
|---|---|
| MDC1051C-20 | Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc (USA) |
| 4108-20DB PRIMARY | Fluke Electronics Corp (USA) |
| Reference | Meaning |
|---|---|
| 4108-20DB | 5/9 Secondary reference Fluke Electronics Corp Pomona Electronics Div |
| 12684A | C/1 Advisory reference — outside the item-of-supply concept Ballantine Laboratories Inc |
NSN 5985-01-374-1962 is a Attenuator,fixed, manufactured by Fluke Electronics Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-374-1962 has 2 manufacturer part numbers on file: MDC1051C-20 (Dal-Tech Devices, Inc. Dba Dal-Tech Devices Inc Div Dal-Tec Devices, Inc), 4108-20DB (Fluke Electronics Corp).
Key specifications for 4108-20DB: Frequency Range: 1.650 GIGAHERTZ MINIMUM AND 8.000 GIGAHERTZ MAXIMUM; Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE; Overall Diameter: 0.570 INCHES NOMINAL IN; Precious Material: GOLD. 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.