The Attenuator,fixed, cataloged under National Stock Number 5985-01-419-4619, 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 Waveline Inc. Government technical data includes 22 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-419-4619 |
| Primary Part Number | 100599 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Waveline Inc |
| Status | ACTIVE |
| Waveguide Flange Type | COVER |
| Mounting Hole/stud Quantity | 4 |
| Frequency Range | 26.500 GIGAHERTZ MINIMUM AND 40.000 GIGAHERTZ MAXIMUM |
| Inside Width | 0.222 INCHES NOMINAL IN |
| Body Style | RECTANGULAR, TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Attenuation Accuracy Reference Frequency | 35.0 GIGAHERTZ |
| Precious Material | SILVER |
| Voltage Standing Wave Ratio | 1.20 |
| Waveguide Flange Designation | UG-599/U |
| Mounting Method | UNTHREADED HOLE(S) |
| Rf Signal Attenuation in Decibels | 15.0 |
| Attenuation Accuracy in Decibels | -3.00 TO 3.00 |
| Unthreaded Mounting Hole Diameter | 0.116 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN |
| Specification/standard Data | 20418-ES8161 MANUFACTURERS SPECIFICATION CONTROL |
| Surface Treatment | ENAMEL AND SILVER BODY |
| Precious Material and Location | WAVEGUIDE SURFACES SILVER |
| Operating Temp Range | -15.0 TO 55.0 CELSIUS DEGC |
| Application Design | WAVEGUIDE |
| Material | COPPER ALLOY BODY |
| Inside Height | 0.362 INCHES NOMINAL IN |
| Power Rating | 0.5 WATTS AVERAGE |
| Terminal Type and Quantity | 2 FLANGE |
| 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 |
|---|---|
| 100599 PRIMARY | Waveline Inc (USA) |
| Reference | Meaning |
|---|---|
| ES8161-01 | 7/2 Vendor item drawing reference U.S. Government activity |
| ES8161-01 | 7/9 Vendor item drawing reference Drs Sustainment Systems, Inc. |
NSN 5985-01-419-4619 is a Attenuator,fixed, manufactured by Waveline Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-419-4619 has 1 manufacturer part number on file: 100599 (Waveline Inc).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-692-9249. Verify interchangeability with system specifications before substitution.
Key specifications for 100599: Waveguide Flange Type: COVER; Overall Height: 0.750 INCHES NOMINAL IN; Mounting Hole/stud Quantity: 4; Frequency Range: 26.500 GIGAHERTZ MINIMUM AND 40.000 GIGAHERTZ MAXIMUM. 22 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 5985-01-419-4619 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.