The Attenuator,fixed, cataloged under National Stock Number 5985-01-089-7225, 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 Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. Government technical data includes 15 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 | 5985-01-089-7225 |
| Primary Part Number | 0222-640 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems |
| Status | ACTIVE |
| Mounting Hole/stud Quantity | 4 |
| Frequency Range | 962.000 MEGAHERTZ MINIMUM AND 1213.000 MEGAHERTZ MAXIMUM |
| Body Style | RECTANGULAR, TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.000 INCHES NOMINAL IN |
| Input Impedance Rating in Ohms | 50.0 |
| Mounting Method | THREADED HOLE(S) |
| Rf Signal Attenuation in Decibels | 10.0 |
| Attenuation Accuracy in Decibels | -0.10 TO 0.10 |
| Operating Temp Range | -40.0 TO 70.0 CELSIUS DEGC |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.500 INCHES NOMINAL IN |
| Application Design | TRANSMISSION LINE |
| Power Rating | 20.0 WATTS AVERAGE AND 4000.0 WATTS PEAK |
| Terminal Type and Quantity | 2 CONNECTOR |
| Output Impedance Rating in Ohms | 50.0 |
| Coaxial Connector Series Designation | N |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 0222-640 PRIMARY | Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA) |
NSN 5985-01-089-7225 is a Attenuator,fixed, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-089-7225 has 1 manufacturer part number on file: 0222-640 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems).
Key specifications for 0222-640: Overall Height: 1.250 INCHES NOMINAL IN; Mounting Hole/stud Quantity: 4; Frequency Range: 962.000 MEGAHERTZ MINIMUM AND 1213.000 MEGAHERTZ MAXIMUM; Body Style: RECTANGULAR, TERMINAL/TERMINALS ON OPPOSITE SURFACES. 15 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 5985-01-089-7225 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.