The Attenuator,fixed, cataloged under National Stock Number 5985-01-497-6690, 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 Microwave Development Company Inc Dba Microwave Development Company Inc. Government technical data includes 20 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-497-6690 |
| Primary Part Number | 76022-223 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Development Company Inc Dba Microwave Development Company Inc |
| Status | ACTIVE |
| Waveguide Flange Type | COVER |
| Mounting Hole/stud Quantity | 6 |
| Frequency Range | 43.500 GIGAHERTZ MINIMUM AND 45.500 GIGAHERTZ MAXIMUM |
| Inside Width | 0.2225 INCHES MINIMUM AND 0.2255 INCHES MAXIMUM IN |
| Body Style | RECTANGULAR, TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Mounting Slot Length | 0.156 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.500 INCHES NOMINAL IN |
| Voltage Standing Wave Ratio | 1.20 |
| Waveguide Flange Designation | UG383/U |
| Mounting Method | SLOT |
| Rf Signal Attenuation in Decibels | 45.0 |
| Voltage Standing Wave Ratio Frequency Range | +43.5 TO 45.5 GIGAHERTZ |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.180 INCHES NOMINAL IN |
| Application Design | WAVEGUIDE |
| Material | ALUMINUM BODY |
| Unpackaged Unit Weight | 6.400 OUNCES OZ |
| Inside Height | 0.1105 INCHES MINIMUM AND 0.1135 INCHES MAXIMUM IN |
| Power Rating | 200.0 WATTS AVERAGE |
| Terminal Type and Quantity | 2 FLANGE |
| Mounting Slot Width | 0.300 INCHES NOMINAL IN |
| 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 |
|---|---|
| G706048-1 | Raytheon Co Equipment Div Hq (USA) |
| 76022-223 PRIMARY | Microwave Development Company Inc Dba Microwave Development Company Inc (USA) |
| Reference | Meaning |
|---|---|
| G706048-1 | C/1 Advisory reference — outside the item-of-supply concept Raytheon Company Dba Raytheon Co |
| H291476-2 | C/1 Advisory reference — outside the item-of-supply concept Raytheon Company Div Corp |
| G706048-1 | 7/2 Vendor item drawing reference Raytheon Company Div Corp |
| 76022-187 | 5/9 Secondary reference Microwave Development Company Inc Dba Microwave Development Company Inc |
| G706048 | D/9 Drawing number reference only Raytheon Company Div Corp |
NSN 5985-01-497-6690 is a Attenuator,fixed, manufactured by Microwave Development Company Inc Dba Microwave Development Company Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-497-6690 has 2 manufacturer part numbers on file: G706048-1 (Raytheon Co Equipment Div Hq), 76022-223 (Microwave Development Company Inc Dba Microwave Development Company Inc).
Key specifications for 76022-223: Waveguide Flange Type: COVER; Overall Height: 1.250 INCHES NOMINAL IN; Mounting Hole/stud Quantity: 6; Frequency Range: 43.500 GIGAHERTZ MINIMUM AND 45.500 GIGAHERTZ MAXIMUM. 20 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 5985-01-497-6690 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.