The Filter,band Suppression, cataloged under National Stock Number 5915-00-075-6122, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 20 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. 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 | 5915-00-075-6122 |
| Primary Part Number | 900409-1 |
| Item Name | Filter,band Suppression |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Reference Frequency Per Function | 375.0 HERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Facility Type and Quantity | 3 TERMINAL LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | ENCAPSULATED |
| Functional Terminal Type and Quantity | 1 WIRE LEAD OUTPUT SECOND FUNCTION |
| Functional Terminal Type and Quantity | 1 WIRE LEAD GROUND THIRD FUNCTION |
| Functional Terminal Type and Quantity | 1 WIRE LEAD INPUT FIRST FUNCTION |
| Source Impedance Rating Per Function | 600.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Body Width | 0.550 INCHES MAXIMUM IN |
| Body Height | 0.400 INCHES MAXIMUM IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Body Material | METAL |
| Body Length | 0.830 INCHES MAXIMUM IN |
| Input Impedance Per Function W/load | 600.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Discrimination at Specified Frequencies Per Function in Decibels | 20.0 MINIMUM BLANK AND 40.0 MINIMUM BLANK FIRST FUNCTION |
| Frequency Band Width Per Function | 360.00 HERTZ BLANK AND 390.00 HERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Operating Temp Range | -54.0 TO 125.0 CELSIUS DEGC |
| Insertion Loss at Reference Frequency Per Function in Decibels | 3.0 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Output Impedance Per Function W/source Across Input | 51.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Load Impedance Per Function | 51.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Specified Frequencies of Discrimination Per Function | 350.00 HERTZ BLANK AND 360.00 HERTZ BLANK AND 390.00 HERTZ BLANK AND 400.00 HERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5915-00-075-6122 is a Filter,band Suppression, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-00-075-6122 has 2 manufacturer part numbers on file: F1820 (Lcr Electronics, Inc Div Lcr Electronics, Inc. Dba Astrodyne Tdi Emi Filters Bu), 900409-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
1 possible match (shared part number, not a government interchangeability claim): 5305-00-680-5560. Verify interchangeability with system specifications before substitution.
Key specifications for 900409-1: Reference Frequency Per Function: 375.0 HERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED; Mounting Facility Type and Quantity: 3 TERMINAL LOCATION NOT OTHERWISE SPECIFIED; Inclosure Type: ENCAPSULATED; Functional Terminal Type and Quantity: 1 WIRE LEAD OUTPUT SECOND FUNCTION. 20 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.