The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-01-332-2227, 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. Government technical data includes 27 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-01-332-2227 |
| Primary Part Number | 121754H01 |
| Item Name | Filter,radio Frequency Interfere |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Maximum Dielectric Withstanding DC Voltage | 250.0 VOLTS AT SEA LEVEL |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | HERMETICALLY SEALED |
| Body Surface Treatment | TIN |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 1.312 INCHES NOMINAL IN |
| Precious Material | GOLD |
| Functional Terminal Type and Quantity | 15 FRICTION W/GROUNDING STRAP AND PIN INPUT-OUTPUT LOCATION NOT OTHERWISE SPECIFIED |
| Source Impedance Rating Per Function | 50.0 OHMS 5TH RADIO INTERFERENCE FIFTH FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 4TH RADIO INTERFERENCE FOURTH FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 6TH RADIO INTERFERENCE SIXTH FUNCTION |
| Maximum Voltage Drop Per Function | 1.0 VOLTS DC 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Maximum Voltage Drop Per Function | 1.0 VOLTS DC 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Maximum Voltage Drop Per Function | 1.0 VOLTS DC 3RD RADIO INTERFERENCE THIRD FUNCTION |
| Maximum Voltage Drop Per Function | 1.0 VOLTS DC 4TH RADIO INTERFERENCE FOURTH FUNCTION |
| Maximum Voltage Drop Per Function | 1.0 VOLTS DC 5TH RADIO INTERFERENCE FIFTH FUNCTION |
| Maximum Voltage Drop Per Function | 1.0 VOLTS DC 6TH RADIO INTERFERENCE SIXTH FUNCTION |
| Unthreaded Mounting Hole Diameter | 0.122 INCHES NOMINAL IN |
| Style Designator | FILTER CONNECTOR |
| Body Material | METAL |
| Full Load Insertion Loss Frequencies in Megahertz | 25.0 AND 50.0 AND 100.0 AND 300.0 AND 500.0 AND 1000.0 |
| Full Load Minimum Insertion Loss at Specified Frequency in Decibels | 10.0 AND 15.0 AND 20.0 AND 40.0 AND 50.0 AND 55.0 |
| Operating Voltage Rating and Type Per Function | 100.0 VOLTS DC 1ST RADIO INTERFERENCE FIRST FUNCTION |
| Operating Voltage Rating and Type Per Function | 100.0 VOLTS DC 2ND RADIO INTERFERENCE SECOND FUNCTION |
| Operating Voltage Rating and Type Per Function | 100.0 VOLTS DC 3RD RADIO INTERFERENCE THIRD FUNCTION |
| 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 |
|---|---|
| 121754H01 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 842901-1 | 5/9 Secondary reference Te Connectivity Corporation |
| 842901-1 | 5/9 Secondary reference Litton Systems Inc. Div Navigation Systems Division |
NSN 5915-01-332-2227 is a Filter,radio Frequency Interfere, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-332-2227 has 1 manufacturer part number on file: 121754H01 (Northrop Grumman Systems Corporation).
Key specifications for 121754H01: Maximum Dielectric Withstanding DC Voltage: 250.0 VOLTS AT SEA LEVEL; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED; Overall Height: 1.020 INCHES NOMINAL IN; Inclosure Type: HERMETICALLY SEALED. 27 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 5915-01-332-2227 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.