The Attenuator,fixed, cataloged under National Stock Number 5985-01-343-3118, 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 Giga-Tronics Incorporated Dba Giga-Tronics. Government technical data includes 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-343-3118 |
| Primary Part Number | MWA0-40015 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Giga-Tronics Incorporated Dba Giga-Tronics |
| Status | ACTIVE |
| Waveguide Flange Type | COVER |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIP. |
| Mounting Hole/stud Quantity | 4 |
| Frequency Range | 26.500 GIGAHERTZ MINIMUM AND 40.000 GIGAHERTZ MAXIMUM |
| Inside Width | 0.3600 INCHES MINIMUM AND 0.3615 INCHES MAXIMUM IN |
| Body Style | RECTANGULAR, TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 0.528 INCHES MINIMUM AND 0.532 INCHES MAXIMUM IN |
| Precious Material | RHODIUM |
| Voltage Standing Wave Ratio | 1.14 |
| Input Impedance Rating in Ohms | 50.0 |
| Mounting Method | UNTHREADED HOLE(S) |
| Rf Signal Attenuation in Decibels | 15.0 |
| Unthreaded Mounting Hole Diameter | 0.116 INCHES MINIMUM AND 0.119 INCHES MAXIMUM IN |
| Surface Treatment | RHODIUM BODY |
| Precious Material and Location | EXTERNAL SURFACES RHODIUM |
| Voltage Standing Wave Ratio Frequency Range | +26.5 TO 40.0 GIGAHERTZ |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.498 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Application Design | WAVEGUIDE |
| Material | COPPER ALLOY BODY |
| Inside Height | 0.2200 INCHES MINIMUM AND 0.2215 INCHES MAXIMUM IN |
| Power Rating | 0.8 WATTS AVERAGE |
| Terminal Type and Quantity | 2 FLANGE |
| Output Impedance Rating in Ohms | 50.0 |
| 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 |
|---|---|
| MWA0-40015 PRIMARY | Giga-Tronics Incorporated Dba Giga-Tronics (USA) |
| Reference | Meaning |
|---|---|
| 28-2115/33.25 | 5/9 Secondary reference Aerowave Inc |
NSN 5985-01-343-3118 is a Attenuator,fixed, manufactured by Giga-Tronics Incorporated Dba Giga-Tronics, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-343-3118 has 1 manufacturer part number on file: MWA0-40015 (Giga-Tronics Incorporated Dba Giga-Tronics).
Key specifications for MWA0-40015: Waveguide Flange Type: COVER; Overall Height: 0.748 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN; FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIP.; Mounting Hole/stud Quantity: 4. 23 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.