The Attenuator,variable, cataloged under National Stock Number 5985-01-058-6655, 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 Corporation. Government technical data includes 22 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-058-6655 |
| Primary Part Number | 1133346G1 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corporation |
| Status | ACTIVE |
| Shaft Type | ROUND, SLOTTED |
| Impedance Rating in Ohms | 75.0 INPUT-OUTPUT |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) |
| Frequency Range | 0.000 MEGAHERTZ MINIMUM AND 20.000 MEGAHERTZ MAXIMUM |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Body Style | COAXIAL TYPE |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Adjustment Device Type and Quantity | 2 SHAFT |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.750 INCHES NOMINAL IN |
| Overall Attenuation Range in Decibels | +0.0 TO 6.0 |
| Voltage Standing Wave Ratio | 1.30 |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Attenuation Variation Method | CONTINUOUS |
| Mounting Thread Quantity | 40 PER INCH |
| Shaft Length | 0.560 INCHES NOMINAL IN |
| Mounting Facility Nominal Screw Thread Diameter | 0.112 INCHES IN |
| Operating Temp Range | -55.0 TO 85.0 CELSIUS DEGC |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.880 INCHES NOMINAL IN |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 2 CONNECTOR, COAXIAL, FEMALE |
| Power Rating | 1.0 WATTS AVERAGE |
| Coaxial Connector Series Designation | BNC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1133346G1 PRIMARY | L3harris Technologies, Inc. Dba Harris Corporation (USA) |
| 1133346G1 | Merrimac Industries, Inc (USA) |
| Reference | Meaning |
|---|---|
| AR-1-10/22418 | 5/1 Secondary reference Merrimac Industries, Inc |
| 1133346G1 | 5/9 Secondary reference Itt Industries Inc Itt Aerospace Communications Div East |
| 1133346G1 | 5/2 Secondary reference U.S. Government activity |
| 1133346G1 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-01-058-6655 is a Attenuator,variable, manufactured by L3harris Technologies, Inc. Dba Harris Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-058-6655 has 2 manufacturer part numbers on file: 1133346G1 (L3harris Technologies, Inc. Dba Harris Corporation), 1133346G1 (Merrimac Industries, Inc).
Key specifications for 1133346G1: Shaft Type: ROUND, SLOTTED; Impedance Rating in Ohms: 75.0 INPUT-OUTPUT; Mounting Facility Type and Quantity: 4 THREADED HOLE(S); Overall Height: 2.080 INCHES NOMINAL IN. 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 5985-01-058-6655 has DEMIL Code B. 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.