The Attenuator,fixed, cataloged under National Stock Number 5985-01-283-1284, 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 L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5985-01-283-1284 |
| Primary Part Number | 419376-1 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Frequency Range | 0.000 HERTZ MINIMUM AND 12.000 GIGAHERTZ MAXIMUM |
| Body Style | RECTANGULAR TERMINAL/TERMINALS ON THREE SURFACES |
| Attenuation Accuracy Reference Frequency | 12.0 GIGAHERTZ |
| Precious Material | GOLD AND PLATINUM |
| Voltage Standing Wave Ratio | 1.30 |
| Input Impedance Rating in Ohms | 50.0 |
| Mounting Method | TERMINAL |
| Rf Signal Attenuation in Decibels | 1.0 |
| Attenuation Accuracy in Decibels | -0.50 TO 0.50 |
| Specification/standard Data | 26916-037 MANUFACTURERS SPECIFICATION CONTROL |
| Surface Treatment | PASSIVATE BODY |
| Precious Material and Location | TERMINAL SURFACES GOLD AND TERMINAL SURFACES PLATINUM |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Voltage Standing Wave Ratio Frequency Range | +0.0 TO 12.0 GIGAHERTZ |
| Application Design | TRANSMISSION LINE |
| Material | PLASTIC POLYCHLOROFLUOROETHYLENE BODY |
| Power Rating | 0.5 WATTS AVERAGE |
| Terminal Type and Quantity | 3 SURFACE CONTACT |
| Output Impedance Rating in Ohms | 50.0 |
| 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 |
|---|---|
| TS0301 | Smiths Interconnect Americas, Inc. (USA) |
| 419376-1 PRIMARY | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
| Reference | Meaning |
|---|---|
| 037-001 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
NSN 5985-01-283-1284 is a Attenuator,fixed, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-283-1284 has 2 manufacturer part numbers on file: TS0301 (Smiths Interconnect Americas, Inc.), 419376-1 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products).
1 possible match (shared part number, not a government interchangeability claim): 1375-01-614-3532. Verify interchangeability with system specifications before substitution.
Key specifications for 419376-1: Overall Height: 0.030 INCHES MAXIMUM IN; FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Frequency Range: 0.000 HERTZ MINIMUM AND 12.000 GIGAHERTZ MAXIMUM; Body Style: RECTANGULAR TERMINAL/TERMINALS ON THREE 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 5985-01-283-1284 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.