The Filter,radio Frequency Interfere, cataloged under National Stock Number 5915-01-058-5449, 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 Div Multiple. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-01-058-5449 |
| Primary Part Number | 41-052751-01 |
| Item Name | Filter,radio Frequency Interfere |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| 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 | 1.125 INCHES NOMINAL IN |
| Functional Terminal Type and Quantity | 2 CONNECTOR, RECEPTACLE INPUT-OUTPUT LOCATION NOT OTHERWISE SPECIFIED |
| Body Width | 1.450 INCHES NOMINAL IN |
| Body Height | 1.450 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.138 INCHES IN |
| Body Length | 1.450 INCHES NOMINAL IN |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 1.125 INCHES NOMINAL IN |
| Operating Current Rating Per Function in Amps | 0.2 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 |
|---|---|
| 5224-4 | Caes Systems Llc Div Missile Systems Division (USA) |
| 41-052751-01 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| M1551 | Omniyig, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 41-052751-01 | 5/1 Secondary reference Watkins Johnson Co |
| 41-052751-01 | 5/9 Secondary reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
NSN 5915-01-058-5449 is a Filter,radio Frequency Interfere, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-058-5449 has 3 manufacturer part numbers on file: 5224-4 (Caes Systems Llc Div Missile Systems Division), 41-052751-01 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), M1551 (Omniyig, Inc.).
Key specifications for 41-052751-01: 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: 1.125 INCHES NOMINAL IN; Functional Terminal Type and Quantity: 2 CONNECTOR, RECEPTACLE INPUT-OUTPUT LOCATION NOT OTHERWISE SPECIFIED. 12 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 5915-01-058-5449 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.