The Attenuator,fixed, cataloged under National Stock Number 5985-01-155-1363, 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 Vertex Modernization and Sustainment Llc. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-01-155-1363 |
| Primary Part Number | 3499692 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Vertex Modernization and Sustainment Llc |
| Status | ACTIVE |
| Frequency Range | 0.000 HERTZ MINIMUM AND 2.000 GIGAHERTZ MAXIMUM |
| Body Style | RECTANGULAR, TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Voltage Standing Wave Ratio | 1.25 |
| Mounting Method | UNTHREADED HOLE(S) |
| Rf Signal Attenuation in Decibels | 30.0 |
| Criticality Code Justification | FEAT |
| Attenuation Accuracy in Decibels | -2.00 TO 2.00 |
| Unthreaded Mounting Hole Diameter | 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN |
| Connection Type Per Function | FEMALE OUTPUT AND MALE INPUT |
| Voltage Standing Wave Ratio Frequency Range | +0.0 TO 2.0 GIGAHERTZ |
| Application Design | TRANSMISSION LINE |
| Power Rating | 50.0 WATTS AVERAGE |
| Terminal Type and Quantity | 2 CONNECTOR |
| 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 | Y |
| Part Number | Manufacturer |
|---|---|
| 3499692 | Vertex Modernization and Sustainment Llc (USA) |
| 6C4/64580 | Thales Uk Limited Div Optronics and Missile Electronics (GBR) |
| Reference | Meaning |
|---|---|
| A8530M | 5/9 Secondary reference Caes Systems Llc |
| 3499692 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-155-1363 is a Attenuator,fixed, manufactured by Vertex Modernization and Sustainment Llc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-155-1363 has 2 manufacturer part numbers on file: 3499692 (Vertex Modernization and Sustainment Llc), 6C4/64580 (Thales Uk Limited Div Optronics and Missile Electronics).
Key specifications for 3499692: Overall Height: 1.000 INCHES NOMINAL IN; Frequency Range: 0.000 HERTZ MINIMUM AND 2.000 GIGAHERTZ MAXIMUM; Body Style: RECTANGULAR, TERMINAL/TERMINALS ON OPPOSITE SURFACES; Voltage Standing Wave Ratio: 1.25. 14 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 5985-01-155-1363 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.