The Attenuator,fixed, cataloged under National Stock Number 5985-01-271-0034, 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 Kontron Europe Gmbh. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-01-271-0034 |
| Primary Part Number | 4T-4.0 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Kontron Europe Gmbh |
| Status | ACTIVE |
| Frequency Sensitivity Attenuation in Decibels | 0.50 |
| Body Style | ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE |
| Overall Diameter | 0.790 INCHES NOMINAL IN |
| Voltage Standing Wave Ratio | 1.15 |
| Input Impedance Rating in Ohms | 50.0 |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Application Design | AUDIO |
| Material | STEEL CORROSION RESISTING BODY |
| Power Rating | 500.0 WATTS PEAK |
| Terminal Type and Quantity | 2 CONNECTOR |
| Output Impedance Rating in Ohms | 50.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4T-4.0 | Kontron Europe Gmbh (DEU) |
| 6908624 | Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S (DEU) |
| 690.8624 | Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S (DEU) |
| Reference | Meaning |
|---|---|
| 4T-4.0 | 5/9 Secondary reference U.S. Government activity |
| 4T-4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-271-0034 is a Attenuator,fixed, manufactured by Kontron Europe Gmbh, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-271-0034 has 3 manufacturer part numbers on file: 4T-4.0 (Kontron Europe Gmbh), 6908624 (Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S), 690.8624 (Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S).
Key specifications for 4T-4.0: Frequency Sensitivity Attenuation in Decibels: 0.50; Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE; Overall Diameter: 0.790 INCHES NOMINAL IN; Voltage Standing Wave Ratio: 1.15. 11 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 5985-01-271-0034 has DEMIL Code D. 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.