The Attenuator,variable, cataloged under National Stock Number 5985-01-322-0963, 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 Raytheon Company Div Rmd Strategic. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-322-0963 |
| Primary Part Number | 729277-1 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| Impedance Rating in Ohms | 50.0 INPUT-OUTPUT |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Frequency Range | 3.000 GIGAHERTZ MINIMUM AND 3.500 GIGAHERTZ MAXIMUM |
| Body Style | IRREGULAR |
| Adjustment Device Type and Quantity | 1 ELECTRONIC, PROGRAMMABLE |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.875 INCHES NOMINAL IN |
| Overall Attenuation Range in Decibels | +0.0 TO 15.0 |
| Voltage Standing Wave Ratio | 1.50 |
| Unthreaded Mounting Hole Diameter | 0.160 INCHES NOMINAL IN |
| Overall Attenuation Accuracy in Decibels | -0.50 TO 0.50 |
| Attenuation Per Step in Decibels | 0.25 |
| Attenuation Variation Method | STEPPED |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.370 INCHES NOMINAL IN |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 2 BINDING POST AND 2 CONNECTOR, COAXIAL, FEMALE AND 1 CONNECTOR, RECEPTACLE |
| Power Rating | 5.0 WATTS AVERAGE |
| Step Position Quantity | 63 |
| Coaxial Connector Series Designation | SMA |
| 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 |
|---|---|
| 729277-1 | G.t. Microwave Inc. Dba Gt Microwave Inc (USA) |
| 729277-1 PRIMARY | Raytheon Company Div Rmd Strategic (USA) |
| Reference | Meaning |
|---|---|
| AS222 | 5/9 Secondary reference Litton Systems Inc Hyletronics Group-Airtron Div |
| AS222 | 5/9 Secondary reference Hyletronics Limited Partnership |
NSN 5985-01-322-0963 is a Attenuator,variable, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-322-0963 has 2 manufacturer part numbers on file: 729277-1 (G.t. Microwave Inc. Dba Gt Microwave Inc), 729277-1 (Raytheon Company Div Rmd Strategic).
Key specifications for 729277-1: Impedance Rating in Ohms: 50.0 INPUT-OUTPUT; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Overall Height: 1.400 INCHES MAXIMUM IN; Frequency Range: 3.000 GIGAHERTZ MINIMUM AND 3.500 GIGAHERTZ MAXIMUM. 18 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 5985-01-322-0963 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.