The Attenuator,variable, cataloged under National Stock Number 5985-00-449-9227, 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 Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-449-9227 |
| Primary Part Number | 6804-10T |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc |
| Status | ACTIVE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 1.0 |
| Waveguide Flange Type | COVER |
| Mounting Facility Type and Quantity | 8 TERMINAL WITH MOUNTING HOLES |
| Frequency Range | 9.000 GIGAHERTZ MINIMUM AND 11.000 GIGAHERTZ MAXIMUM |
| Body Style | WAVEGUIDE TYPE |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Overall Attenuation Range in Decibels | +1.0 TO 10.0 |
| Voltage Standing Wave Ratio | 1.00 AND 1.50 |
| Waveguide Flange Designation | UG-135/U |
| Criticality Code Justification | FEAT |
| Unthreaded Mounting Hole Diameter | 1.690 INCHES MINIMUM AND 1.693 INCHES MAXIMUM IN |
| Center to Center Distance Between Mounting Facilities Parallel to Height | 1.280 INCHES NOMINAL IN |
| Operating Temp Range | +0.0 TO 71.0 CELSIUS DEGC |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.220 INCHES NOMINAL IN |
| Application Design | WAVEGUIDE |
| Terminal Type and Quantity | 2 FLANGE |
| Power Rating | 5.0 WATTS AVERAGE AND 3.0 KILOWATTS PEAK |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 6804-10T PRIMARY | Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc (USA) |
| Reference | Meaning |
|---|---|
| 2132510-1 | 7/2 Vendor item drawing reference Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div |
NSN 5985-00-449-9227 is a Attenuator,variable, manufactured by Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-449-9227 has 1 manufacturer part number on file: 6804-10T (Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc).
Key specifications for 6804-10T: Insertion Loss at Minimum Attenuation in Maximum Decibels: 1.0; Waveguide Flange Type: COVER; Mounting Facility Type and Quantity: 8 TERMINAL WITH MOUNTING HOLES; Overall Height: 2.510 INCHES NOMINAL IN. 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 5985-00-449-9227 has DEMIL Code Q. 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.