The Filter,low Pass, cataloged under National Stock Number 5915-00-643-8318, 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 Div Rms. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-00-643-8318 |
| Primary Part Number | C7705240G1 |
| Item Name | Filter,low Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 THREADED STUD(S) SECOND FUNCTION |
| Inclosure Type | ENCASED |
| Functional Terminal Type and Quantity | 1 CONNECTOR, PLUG OUTPUT SECOND FUNCTION |
| Functional Terminal Type and Quantity | 1 CONNECTOR, PLUG INPUT FIRST FUNCTION |
| Mounting Facility Screw Thread Series Designator | UNEF |
| Nominal Thread Size | 0.250 INCHES IN |
| Input Impedance Per Function W/load | 52.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Output Impedance Per Function W/source Across Input | 52.0 OHMS 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 |
|---|---|
| C7705240G1 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| C7705240G1 | 5/9 Secondary reference Mpd Components, Inc. |
| 3497 | 5/9 Secondary reference Mytron Inc |
NSN 5915-00-643-8318 is a Filter,low Pass, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-00-643-8318 has 1 manufacturer part number on file: C7705240G1 (Lockheed Martin Corporation Div Rms).
4 possible matches (shared part number, not a government interchangeability claim): 5905-01-085-9645, 6515-01-174-3347, 1630-01-508-3181. Verify interchangeability with system specifications before substitution.
Key specifications for C7705240G1: Mounting Facility Type and Quantity: 1 THREADED STUD(S) SECOND FUNCTION; Inclosure Type: ENCASED; Functional Terminal Type and Quantity: 1 CONNECTOR, PLUG OUTPUT SECOND FUNCTION; Functional Terminal Type and Quantity: 1 CONNECTOR, PLUG INPUT FIRST FUNCTION. 8 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.