The Attenuator,fixed, cataloged under National Stock Number 5985-01-228-3577, 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 Smiths Interconnect Americas, Inc.. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-228-3577 |
| Primary Part Number | 583R965H13 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Smiths Interconnect Americas, Inc. |
| Status | ACTIVE |
| Frequency Range | 0.000 HERTZ MINIMUM AND 4.000 GIGAHERTZ MAXIMUM |
| Body Style | ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE |
| Overall Diameter | 0.280 INCHES NOMINAL IN |
| Input Impedance Rating in Ohms | 50.0 |
| Rf Signal Attenuation in Decibels | 20.0 |
| Application Design | TRANSMISSION LINE |
| 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 |
|---|---|
| 583R965H13 PRIMARY | Smiths Interconnect Americas, Inc. (USA) |
| 583R965H13 | Microwave Components Llc Dba Microwave Components, Inc (USA) |
| 583R965H13 PRIMARY | Cinch Connectivity Solutions Inc (USA) |
| Reference | Meaning |
|---|---|
| 583R965H13 | 5/2 Secondary reference U.S. Government activity |
| 583R965H13 | 7/2 Vendor item drawing reference U.S. Government activity |
| 50063-20 | 5/2 Secondary reference U.S. Government activity |
| 583R965H13 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-01-228-3577 is a Attenuator,fixed, manufactured by Smiths Interconnect Americas, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-228-3577 has 3 manufacturer part numbers on file: 583R965H13 (Smiths Interconnect Americas, Inc.), 583R965H13 (Microwave Components Llc Dba Microwave Components, Inc), 583R965H13 (Cinch Connectivity Solutions Inc).
Key specifications for 583R965H13: Frequency Range: 0.000 HERTZ MINIMUM AND 4.000 GIGAHERTZ MAXIMUM; Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE; Overall Diameter: 0.280 INCHES NOMINAL IN; Input Impedance Rating in Ohms: 50.0. 6 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 5985-01-228-3577 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.