The Attenuator,fixed, cataloged under National Stock Number 5985-01-211-5964, 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 Us Army Aviation and Missile Command. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-211-5964 |
| Primary Part Number | 11441800-5 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Mounting Hole/stud Quantity | 4 |
| Frequency Range | 1.600 GIGAHERTZ MINIMUM AND 6.000 GIGAHERTZ MAXIMUM |
| Body Style | RECTANGULAR, TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 0.687 INCHES NOMINAL IN |
| Voltage Standing Wave Ratio | 1.05 AND 1.15 |
| Input Impedance Rating in Ohms | 50.0 |
| Mounting Method | CONNECTOR AND FLANGE WITH MOUNTING HOLE |
| Rf Signal Attenuation in Decibels | 14.5 |
| Attenuation Accuracy in Decibels | -5.00 TO 5.00 |
| Unthreaded Mounting Hole Diameter | 0.120 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE BODY |
| Connection Type Per Function | FEMALE INPUT AND MALE OUTPUT |
| Operating Temp Range | -45.6 TO 71.0 CELSIUS DEGC |
| Voltage Standing Wave Ratio Frequency Range | +1.6 TO 6.0 GIGAHERTZ |
| Application Design | TRANSMISSION LINE |
| Material | STEEL CORROSION RESISTING BODY |
| Temperature Sensitivity Attenuation in Decibels | 0.0001 |
| Terminal Type and Quantity | 2 CONNECTOR |
| Output Impedance Rating in Ohms | 50.0 |
| 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 |
|---|---|
| 11441800-5 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 11441800-5 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-01-211-5964 is a Attenuator,fixed, manufactured by Us Army Aviation and Missile Command, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-211-5964 has 1 manufacturer part number on file: 11441800-5 (Us Army Aviation and Missile Command).
Key specifications for 11441800-5: Overall Height: 0.687 INCHES NOMINAL IN; Mounting Hole/stud Quantity: 4; Frequency Range: 1.600 GIGAHERTZ MINIMUM AND 6.000 GIGAHERTZ MAXIMUM; Body Style: RECTANGULAR, TERMINAL/TERMINALS ON OPPOSITE SURFACES. 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 5985-01-211-5964 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.