The Attenuator,variable, cataloged under National Stock Number 5985-01-267-2787, 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 Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc. Government technical data includes 18 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-267-2787 |
| Primary Part Number | T4844-10 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc |
| Status | ACTIVE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 0.5 |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) |
| Frequency Range | 2.000 GIGAHERTZ MINIMUM AND 4.000 GIGAHERTZ MAXIMUM |
| Body Style | COAXIAL TYPE |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Adjustment Device Type and Quantity | 1 KNOB W/DIAL |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.340 INCHES NOMINAL IN |
| Overall Attenuation Range in Decibels | +0.0 TO 10.0 |
| Voltage Standing Wave Ratio | 1.50 |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Attenuation Variation Method | CONTINUOUS |
| Mounting Thread Quantity | 40 PER INCH |
| Mounting Facility Nominal Screw Thread Diameter | 0.112 INCHES IN |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.840 INCHES NOMINAL IN |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 2 CONNECTOR, COAXIAL, FEMALE |
| Power Rating | 5.0 WATTS AVERAGE AND 3.0 KILOWATTS PEAK |
| Coaxial Connector Series Designation | N |
| 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 |
|---|---|
| DIN85-M2.5-12-A2 | Boeing Distribution Services X, Inc. (USA) |
| T4844-10 PRIMARY | Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc (USA) |
NSN 5985-01-267-2787 is a Attenuator,variable, manufactured by Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-267-2787 has 2 manufacturer part numbers on file: DIN85-M2.5-12-A2 (Boeing Distribution Services X, Inc.), T4844-10 (Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc).
Key specifications for T4844-10: Insertion Loss at Minimum Attenuation in Maximum Decibels: 0.5; Mounting Facility Type and Quantity: 4 THREADED HOLE(S); Overall Height: 0.560 INCHES NOMINAL IN; Frequency Range: 2.000 GIGAHERTZ MINIMUM AND 4.000 GIGAHERTZ MAXIMUM. 18 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 5985-01-267-2787 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.