The Attenuator,fixed, cataloged under National Stock Number 5985-01-394-4733, 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 L3harris Fuzing and Ordnance Systems, Inc.. Government technical data includes 14 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-394-4733 |
| Primary Part Number | A2603M |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Fuzing and Ordnance Systems, Inc. |
| Status | ACTIVE |
| Frequency Range | 0.000 HERTZ MINIMUM AND 26.500 GIGAHERTZ MAXIMUM |
| Body Style | ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE |
| Overall Diameter | 0.340 INCHES NOMINAL IN |
| Voltage Standing Wave Ratio | 1.15 AND 1.25 AND 1.35 AND 1.50 |
| Mounting Method | CONNECTOR |
| Rf Signal Attenuation in Decibels | 3.0 |
| Attenuation Accuracy in Decibels | -0.50 TO 0.50 |
| Connection Type Per Function | MALE INPUT AND FEMALE OUTPUT |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Voltage Standing Wave Ratio Frequency Range | +0.0 TO 8.0 GIGAHERTZ AND +8.0 TO 12.0 GIGAHERTZ AND +12.0 TO 18.0 GIGAHERTZ AND +18.0 TO 26.5 GIGAHERTZ |
| Application Design | TRANSMISSION LINE |
| Power Rating | 2.0 WATTS AVERAGE AND 200.0 WATTS PEAK |
| Terminal Type and Quantity | 2 CONNECTOR |
| 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 |
|---|---|
| A2603M PRIMARY | L3harris Fuzing and Ordnance Systems, Inc. (USA) |
NSN 5985-01-394-4733 is a Attenuator,fixed, manufactured by L3harris Fuzing and Ordnance Systems, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-394-4733 has 1 manufacturer part number on file: A2603M (L3harris Fuzing and Ordnance Systems, Inc.).
Key specifications for A2603M: Frequency Range: 0.000 HERTZ MINIMUM AND 26.500 GIGAHERTZ MAXIMUM; Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE; Overall Diameter: 0.340 INCHES NOMINAL IN; Voltage Standing Wave Ratio: 1.15 AND 1.25 AND 1.35 AND 1.50. 14 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.