The Filter,low Pass, cataloged under National Stock Number 5915-00-995-3820, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories. Government technical data includes 24 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-00-995-3820 |
| Primary Part Number | 8524981-1 |
| Item Name | Filter,low Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories |
| Status | ACTIVE |
| Reference Frequency Per Function | 9.33 HERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Facility Type and Quantity | 4 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED |
| Voltage Standing Wave Ratio Per Function | 18.0 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | HERMETICALLY SEALED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 2.609 INCHES MINIMUM AND 2.625 INCHES MAXIMUM IN |
| Functional Terminal Type and Quantity | 1 TURRET OUTPUT SECOND FUNCTION |
| Functional Terminal Type and Quantity | 1 TURRET GROUND THIRD FUNCTION |
| Functional Terminal Type and Quantity | 1 TURRET INPUT FIRST FUNCTION |
| Source Impedance Rating Per Function | 10.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Body Width | 2.937 INCHES MINIMUM AND 3.062 INCHES MAXIMUM IN |
| Body Height | 4.750 INCHES MINIMUM AND 4.875 INCHES MAXIMUM IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Body Length | 3.437 INCHES MINIMUM AND 3.562 INCHES MAXIMUM IN |
| Voltage Standing Wave Ratio Frequency Limits Per Function | 7.6 HERTZ BLANK AND 11.0 HERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Input Impedance Per Function W/load | 10.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Discrimination at Specified Frequencies Per Function in Decibels | 2.5 NOMINAL BLANK AND 36.0 NOMINAL BLANK FIRST FUNCTION |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 2.109 INCHES MINIMUM AND 2.125 INCHES MAXIMUM IN |
| Frequency Band Width Per Function | 7.60 HERTZ BLANK AND 11.00 HERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Operating Temp Range | -0.0 TO 65.0 CELSIUS DEGC |
| Insertion Loss at Reference Frequency Per Function in Decibels | 2.5 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Output Impedance Per Function W/source Across Input | 10.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Load Impedance Per Function | 10.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Specified Frequencies of Discrimination Per Function | 7.60 HERTZ BLANK AND 11.00 HERTZ BLANK AND 27.00 HERTZ BLANK AND 500.00 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 |
| Part Number | Manufacturer |
|---|---|
| 8524981-1 PRIMARY | Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories (USA) |
| Reference | Meaning |
|---|---|
| 8524981-1 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
| ML87199 | 5/9 Secondary reference Omnitec Data Corp Sub of Nytronics Inc |
| S87199 | 5/9 Secondary reference Omnitec Data Corp Sub of Nytronics Inc |
NSN 5915-00-995-3820 is a Filter,low Pass, manufactured by Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-00-995-3820 has 1 manufacturer part number on file: 8524981-1 (Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories).
Key specifications for 8524981-1: Reference Frequency Per Function: 9.33 HERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED; Mounting Facility Type and Quantity: 4 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED; Overall Height: 5.063 INCHES MINIMUM AND 5.250 INCHES MAXIMUM IN; Voltage Standing Wave Ratio Per Function: 18.0 BLANK LOCATION NOT OTHERWISE SPECIFIED. 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.
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.