The Filter,low Pass, cataloged under National Stock Number 5915-00-491-2146, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Autodyne Manufacturing Co Inc. Government technical data includes 24 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-00-491-2146 |
| Primary Part Number | A9120 |
| Item Name | Filter,low Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Autodyne Manufacturing Co Inc |
| Status | ACTIVE |
| Reference Frequency Per Function | 3.0 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | ENCASED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 2.700 INCHES NOMINAL IN |
| Output Terminal Identification | 141-1002-0002 |
| Functional Terminal Type and Quantity | 1 PIN INPUT FIRST FUNCTION |
| Functional Terminal Type and Quantity | 1 CONNECTOR, RECEPTACLE OUTPUT SECOND FUNCTION |
| Functional Terminal Type and Quantity | 1 PIN GROUND THIRD FUNCTION |
| Source Impedance Rating Per Function | 2.2 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Vibration Resistance Range in Hertz | +55.0 TO 500.0 |
| Body Width | 0.700 INCHES MAXIMUM IN |
| Body Height | 1.015 INCHES MAXIMUM IN |
| Output Terminal Manufacturer Code | 98278 |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON TWO SURFACES |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.086 INCHES IN |
| Body Length | 3.015 INCHES MAXIMUM IN |
| Discrimination at Specified Frequencies Per Function in Decibels | 1.2 MAXIMUM BLANK AND 125.0 MINIMUM BLANK AND 130.0 MINIMUM BLANK FIRST FUNCTION |
| Principal Circuitry Type Per Function | INDUCTANCE-CAPACITANCE BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Frequency Band Width Per Function | 1.00 HERTZ BLANK AND 5.29 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Operating Temp Range | -55.0 TO 85.0 CELSIUS DEGC |
| Insertion Loss at Reference Frequency Per Function in Decibels | 1.2 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Load Impedance Per Function | 2.2 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Specified Frequencies of Discrimination Per Function | 1.00 HERTZ BLANK AND 5.29 KILOHERTZ BLANK AND 9.90 KILOHERTZ BLANK AND 50.00 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| A9120 | Autodyne Manufacturing Co Inc (USA) |
| CC1438-01 | Conolog Corporation Dba Iniven (USA) |
| Reference | Meaning |
|---|---|
| 4-11651 | 5/9 Secondary reference Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc. |
| 70A219010 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5915-00-491-2146 is a Filter,low Pass, manufactured by Autodyne Manufacturing Co Inc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-00-491-2146 has 2 manufacturer part numbers on file: A9120 (Autodyne Manufacturing Co Inc), CC1438-01 (Conolog Corporation Dba Iniven).
1 possible match (shared part number, not a government interchangeability claim): 2910-00-939-8361. Verify interchangeability with system specifications before substitution.
Key specifications for A9120: Reference Frequency Per Function: 3.0 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED; Mounting Facility Type and Quantity: 4 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED; Overall Height: 1.243 INCHES MAXIMUM IN; Inclosure Type: ENCASED. 24 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 5915-00-491-2146 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.