The Attenuator,variable, cataloged under National Stock Number 5985-01-155-5612, 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 Div Space & Airborne Systems. Government technical data includes 11 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-01-155-5612 |
| Primary Part Number | G310155-4 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Bushing Length | 0.070 INCHES NOMINAL IN |
| Impedance Rating in Ohms | 50.0 INPUT-OUTPUT |
| Mounting Facility Type and Quantity | 3 TERMINAL |
| Frequency Range | 0.000 HERTZ MINIMUM AND 300.000 MEGAHERTZ MAXIMUM |
| Body Style | RECTANGULAR, TERMINALS ON ONE SURFACE |
| Adjustment Device Type and Quantity | 1 SLOTTED SCREW |
| Overall Attenuation Range in Decibels | +20.0 TO 25.0 |
| Attenuation Variation Method | CONTINUOUS |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 3 PIN |
| Power Rating | 125.0 WATTS AVERAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 9955-1150 | Jri (FRA) |
| G310155-4 PRIMARY | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
| Reference | Meaning |
|---|---|
| 77C721965P001 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms |
| 3112B-1-500 | 5/9 Secondary reference Valkyrie Enterprises Llc Dba Qpi |
| 9955-1150 | 5/9 Secondary reference Vernitron Corp |
| 9955-1150 | 5/2 Secondary reference U.S. Government activity |
NSN 5985-01-155-5612 is a Attenuator,variable, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-155-5612 has 2 manufacturer part numbers on file: 9955-1150 (Jri), G310155-4 (L3harris Technologies, Inc Div Space & Airborne Systems).
Key specifications for G310155-4: Bushing Length: 0.070 INCHES NOMINAL IN; Impedance Rating in Ohms: 50.0 INPUT-OUTPUT; Mounting Facility Type and Quantity: 3 TERMINAL; Overall Height: 0.310 INCHES NOMINAL IN. 11 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.
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.