The Attenuator,fixed, cataloged under National Stock Number 5985-01-414-6408, 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 Cinch Connectivity Solutions Inc. Government technical data includes 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-414-6408 |
| Primary Part Number | 1223960-201 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Cinch Connectivity Solutions Inc |
| Status | ACTIVE |
| Frequency Range | 0.000 HERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM |
| Body Style | ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE |
| Overall Diameter | 0.630 INCHES MAXIMUM IN |
| Voltage Standing Wave Ratio | 1.25 AND 1.30 |
| Input Impedance Rating in Ohms | 50.0 |
| Mounting Method | CONNECTOR |
| Rf Signal Attenuation in Decibels | 30.0 |
| Specification/standard Data | 56232-1223960 MANUFACTURERS SPECIFICATION CONTROL |
| Connection Type Per Function | FEMALE INPUT AND MALE OUTPUT |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Voltage Standing Wave Ratio Frequency Range | +0.0 TO 6.0 GIGAHERTZ AND +6.0 TO 12.4 GIGAHERTZ |
| Application Design | TRANSMISSION LINE |
| Material | STEEL CORROSION RESISTING BODY |
| Power Rating | 4.5 WATTS AVERAGE AND 200.0 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 B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1223960-201 PRIMARY | Cinch Connectivity Solutions Inc (USA) |
| Reference | Meaning |
|---|---|
| 4775-30 | 3/2 Design control — primary reference U.S. Government activity |
| 1223960-201 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
| 1223960-201 | 7/2 Vendor item drawing reference Lockheed Martin Corporation Div Rms |
NSN 5985-01-414-6408 is a Attenuator,fixed, manufactured by Cinch Connectivity Solutions Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-414-6408 has 1 manufacturer part number on file: 1223960-201 (Cinch Connectivity Solutions Inc).
Key specifications for 1223960-201: Frequency Range: 0.000 HERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM; Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE; Overall Diameter: 0.630 INCHES MAXIMUM IN; Voltage Standing Wave Ratio: 1.25 AND 1.30. 17 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 5985-01-414-6408 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.