The Filter,low Pass, cataloged under National Stock Number 5915-01-164-5667, 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 28 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-01-164-5667 |
| Primary Part Number | 77C718627 |
| Item Name | Filter,low Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Reference Frequency Per Function | 1.0 KILOHERTZ 1ST LOW PASS FIRST FUNCTION |
| Reference Frequency Per Function | 1.0 KILOHERTZ 2ND LOW PASS SECOND FUNCTION |
| Mounting Facility Type and Quantity | 4 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | ENCASED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 2.000 INCHES NOMINAL IN |
| Functional Terminal Type and Quantity | 2 PIN GROUND THIRD FUNCTION |
| Functional Terminal Type and Quantity | 2 PIN INPUT FIRST FUNCTION |
| Functional Terminal Type and Quantity | 2 PIN OUTPUT SECOND FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 2ND LOW PASS SECOND FUNCTION |
| Source Impedance Rating Per Function | 50.0 OHMS 1ST LOW PASS FIRST FUNCTION |
| Vibration Resistance Range in Hertz | +10.0 TO 55.0 |
| Body Width | 2.000 INCHES NOMINAL IN |
| Body Height | 1.000 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.112 INCHES IN |
| Body Length | 4.000 INCHES NOMINAL IN |
| Discrimination at Specified Frequencies Per Function in Decibels | 3.0 MAXIMUM 1ST LOW PASS AND 35.0 MINIMUM 1ST LOW PASS FIRST FUNCTION |
| Discrimination at Specified Frequencies Per Function in Decibels | 3.0 MAXIMUM 2ND LOW PASS AND 35.0 MINIMUM 2ND LOW PASS SECOND FUNCTION |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 1.400 INCHES NOMINAL IN |
| Frequency Band Width Per Function | 1.00 HERTZ 1ST LOW PASS AND 3.50 MEGAHERTZ 1ST LOW PASS FIRST FUNCTION |
| Frequency Band Width Per Function | 1.00 HERTZ 2ND LOW PASS AND 3.50 MEGAHERTZ 2ND LOW PASS SECOND FUNCTION |
| Operating Temp Range | -10.0 TO 70.0 CELSIUS DEGC |
| Insertion Loss at Reference Frequency Per Function in Decibels | 10.0 1ST LOW PASS FIRST FUNCTION |
| Insertion Loss at Reference Frequency Per Function in Decibels | 10.0 2ND LOW PASS SECOND FUNCTION |
| Load Impedance Per Function | 50.0 OHMS 2ND LOW PASS SECOND FUNCTION |
| Load Impedance Per Function | 50.0 OHMS 1ST LOW PASS FIRST FUNCTION |
| Specified Frequencies of Discrimination Per Function | 1.00 HERTZ 1ST LOW PASS AND 3.50 MEGAHERTZ 1ST LOW PASS AND 9.40 MEGAHERTZ 1ST LOW PASS AND 11.00 MEGAHERTZ 1ST LOW PASS FIRST FUNCTION |
| 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 |
|---|---|
| 77C718480G1 | Lockheed Martin Corporation Div Rms (USA) |
| 77C718627 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 77C718627 | 5/1 Secondary reference Kr Electronics Inc |
NSN 5915-01-164-5667 is a Filter,low Pass, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-164-5667 has 2 manufacturer part numbers on file: 77C718480G1 (Lockheed Martin Corporation Div Rms), 77C718627 (Lockheed Martin Corporation Div Rms).
Key specifications for 77C718627: Reference Frequency Per Function: 1.0 KILOHERTZ 1ST LOW PASS FIRST FUNCTION; Reference Frequency Per Function: 1.0 KILOHERTZ 2ND LOW PASS SECOND FUNCTION; Mounting Facility Type and Quantity: 4 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED; Overall Height: 1.380 INCHES NOMINAL IN. 28 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.