The Attenuator,variable, cataloged under National Stock Number 5985-01-042-2013, 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 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-042-2013 |
| Primary Part Number | 378-0621-010 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) |
| Body Style | COAXIAL TYPE |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Adjustment Device Type and Quantity | 1 KNOB |
| Overall Attenuation Range in Decibels | +0.0 TO 100.0 |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Attenuation Per Step in Decibels | 10.0 |
| Attenuation Variation Method | STEPPED |
| Distance Between Mounting Facility Centers | 0.750 INCHES NOMINAL IN |
| Mounting Thread Quantity | 32 PER INCH |
| Mounting Facility Nominal Screw Thread Diameter | 0.138 INCHES IN |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 2 CONNECTOR, COAXIAL, FEMALE |
| Step Position Quantity | 10 |
| Coaxial Connector Series Designation | BNC |
| 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 |
|---|---|
| 91416586 | Thales Las France SAS (FRA) |
| 378-0621-010 | Telonic Berkeley, Inc. Dba Telonic Berkeley (USA) |
| 378-0621-010 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| 6C3/64579 | Thales Uk Limited Div Optronics and Missile Electronics (GBR) |
| Reference | Meaning |
|---|---|
| 50SV100-SC | 5/9 Secondary reference Alan Industries Inc |
NSN 5985-01-042-2013 is a Attenuator,variable, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-042-2013 has 4 manufacturer part numbers on file: 91416586 (Thales Las France SAS), 378-0621-010 (Telonic Berkeley, Inc. Dba Telonic Berkeley), 378-0621-010 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 6C3/64579 (Thales Uk Limited Div Optronics and Missile Electronics).
Key specifications for 378-0621-010: Mounting Facility Type and Quantity: 4 THREADED HOLE(S); Overall Height: 1.620 INCHES NOMINAL IN; Body Style: COAXIAL TYPE; Mounting Facility Pattern: TWO POSITION IN-LINE. 15 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 5985-01-042-2013 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.