The Filter,low Pass, cataloged under National Stock Number 5915-00-339-3015, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Microlab/fxr Llc. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5915-00-339-3015 |
| Primary Part Number | BKC57-1 |
| Item Name | Filter,low Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Microlab/fxr Llc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 THREADED STUD(S) FIRST FUNCTION |
| Inclosure Type | ENCASED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 3.210 INCHES MINIMUM AND 3.230 INCHES MAXIMUM IN |
| Functional Terminal Type and Quantity | 1 CONNECTOR, RECEPTACLE OUTPUT SECOND FUNCTION |
| Functional Terminal Type and Quantity | 1 CONNECTOR, RECEPTACLE INPUT FIRST FUNCTION |
| Body Width | 1.830 INCHES MINIMUM AND 1.870 INCHES MAXIMUM IN |
| Body Height | 0.750 INCHES MAXIMUM IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.164 INCHES IN |
| Body Length | 4.590 INCHES MINIMUM AND 4.650 INCHES MAXIMUM IN |
| 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 |
|---|---|
| A51A9066-3 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems (USA) |
| BKC57-1 PRIMARY | Microlab/fxr Llc (USA) |
| Reference | Meaning |
|---|---|
| A51A9066-3 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5915-00-339-3015 is a Filter,low Pass, manufactured by Microlab/fxr Llc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-00-339-3015 has 2 manufacturer part numbers on file: A51A9066-3 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems), BKC57-1 (Microlab/fxr Llc).
Key specifications for BKC57-1: Mounting Facility Type and Quantity: 1 THREADED STUD(S) FIRST FUNCTION; Overall Height: 1.000 INCHES MAXIMUM IN; Inclosure Type: ENCASED; Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 3.210 INCHES MINIMUM AND 3.230 INCHES MAXIMUM IN. 11 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.