The Attenuator,variable, cataloged under National Stock Number 5985-01-179-7993, 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 Anaren, Inc. Div Anaren Microwave Inc. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-179-7993 |
| Primary Part Number | 6C0464 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Anaren, Inc. Div Anaren Microwave Inc |
| Status | ACTIVE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 1.5 |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Frequency Range | 846.000 MEGAHERTZ MINIMUM AND 906.000 MEGAHERTZ MAXIMUM |
| Body Style | IRREGULAR |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Adjustment Device Type and Quantity | 1 ELECTRONIC, VOLTAGE CONTROLLED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.374 INCHES NOMINAL IN |
| Overall Attenuation Range in Decibels | +0.0 TO 44.0 |
| Voltage Standing Wave Ratio | 1.50 |
| Unthreaded Mounting Hole Diameter | 0.145 INCHES NOMINAL IN |
| Overall Attenuation Accuracy in Decibels | -5.00 TO 5.00 |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 3.550 INCHES NOMINAL IN |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 3 CONNECTOR, COAXIAL, FEMALE AND 2 THREADED STUD AND 1 TURRET |
| Power Rating | 2.0 WATTS AVERAGE AND 50.0 WATTS PEAK |
| Coaxial Connector Series Designation | SMA |
| 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 |
|---|---|
| 6C0464 PRIMARY | Anaren, Inc. Div Anaren Microwave Inc (USA) |
| Reference | Meaning |
|---|---|
| SM-C-800820-1 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5985-01-179-7993 is a Attenuator,variable, manufactured by Anaren, Inc. Div Anaren Microwave Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-179-7993 has 1 manufacturer part number on file: 6C0464 (Anaren, Inc. Div Anaren Microwave Inc).
Key specifications for 6C0464: Insertion Loss at Minimum Attenuation in Maximum Decibels: 1.5; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Overall Height: 1.030 INCHES NOMINAL IN; Frequency Range: 846.000 MEGAHERTZ MINIMUM AND 906.000 MEGAHERTZ MAXIMUM. 16 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 5985-01-179-7993 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.