The Filter,low Pass, cataloged under National Stock Number 5915-00-983-6312, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Filtronetics, Inc. Dba Filtronetics Inc. Government technical data includes 18 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5915-00-983-6312 |
| Primary Part Number | FN-1135 |
| Item Name | Filter,low Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Filtronetics, Inc. Dba Filtronetics Inc |
| Status | ACTIVE |
| Reference Frequency Per Function | 2.5 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Facility Type and Quantity | 1 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED |
| Inclosure Type | ENCASED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 2.440 INCHES NOMINAL IN |
| Functional Terminal Type and Quantity | 2 TURRET OUTPUT SECOND FUNCTION |
| Functional Terminal Type and Quantity | 2 TURRET INPUT FIRST FUNCTION |
| Source Impedance Rating Per Function | 600.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Body Width | 2.660 INCHES NOMINAL IN |
| Body Height | 4.190 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Body Length | 3.040 INCHES NOMINAL IN |
| Input Impedance Per Function W/load | 600.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 1.500 INCHES NOMINAL IN |
| Operating Temp Range | -32.0 TO 125.0 FAHRENHEIT DEGF |
| Insertion Loss at Reference Frequency Per Function in Decibels | 1.0 BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Output Impedance Per Function W/source Across Input | 600.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Load Impedance Per Function | 600.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| FN-1135 PRIMARY | Filtronetics, Inc. Dba Filtronetics Inc (USA) |
| Reference | Meaning |
|---|---|
| 1270149-1 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
| FMA316 | 5/9 Secondary reference U.S. Government activity |
| S40761 | 3/9 Design control — primary reference Omnitec Data Corp Sub of Nytronics Inc |
NSN 5915-00-983-6312 is a Filter,low Pass, manufactured by Filtronetics, Inc. Dba Filtronetics Inc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-00-983-6312 has 1 manufacturer part number on file: FN-1135 (Filtronetics, Inc. Dba Filtronetics Inc).
Key specifications for FN-1135: Reference Frequency Per Function: 2.5 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED; Mounting Facility Type and Quantity: 1 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED; Overall Height: 4.570 INCHES NOMINAL IN; Inclosure Type: ENCASED. 18 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 5915-00-983-6312 has DEMIL Code Q. 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.