The Filter,band Pass, cataloged under National Stock Number 5915-00-475-4888, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Magnetika Inc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5915-00-475-4888 |
| Primary Part Number | BTI250 |
| Item Name | Filter,band Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Magnetika Inc |
| Status | ACTIVE |
| Reference Frequency Per Function | 250.0 HERTZ 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 | 1.234 INCHES MINIMUM AND 1.266 INCHES MAXIMUM IN |
| Functional Terminal Type and Quantity | 1 TAB, SOLDER LUG INPUT FIRST FUNCTION |
| Functional Terminal Type and Quantity | 1 TAB, SOLDER LUG OUTPUT SECOND FUNCTION |
| Functional Terminal Type and Quantity | 1 TAB, SOLDER LUG GROUND THIRD FUNCTION |
| Source Impedance Rating Per Function | 10.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Vibration Resistance Range in Hertz | +10.0 TO 2000.0 |
| Body Width | 1.157 INCHES MINIMUM AND 1.219 INCHES MAXIMUM IN |
| Body Height | 1.594 INCHES MINIMUM AND 1.656 INCHES MAXIMUM IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.138 INCHES IN |
| Body Length | 1.683 INCHES MINIMUM AND 1.693 INCHES MAXIMUM IN |
| Input Impedance Per Function W/load | 10.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Discrimination at Specified Frequencies Per Function in Decibels | 35.0 MINIMUM BLANK AND 2.0 MAXIMUM BLANK FIRST FUNCTION |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN |
| Principal Circuitry Type Per Function | INDUCTANCE-RESISTANCE BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Frequency Band Width Per Function | 242.50 HERTZ BLANK AND 257.50 HERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED |
| Insertion Loss at Reference Frequency Per Function in Decibels | 2.0 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 | 125.00 HERTZ BLANK AND 242.50 HERTZ BLANK AND 257.50 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 |
|---|---|
| BTI250 PRIMARY | Magnetika Inc (USA) |
| Reference | Meaning |
|---|---|
| BT1-250 | 5/9 Secondary reference U.S. Government activity |
| BT1-250 | 5/1 Secondary reference Magnetika Inc |
| BTI250 | 5/9 Secondary reference U.S. Government activity |
NSN 5915-00-475-4888 is a Filter,band Pass, manufactured by Magnetika Inc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-00-475-4888 has 1 manufacturer part number on file: BTI250 (Magnetika Inc).
Key specifications for BTI250: Reference Frequency Per Function: 250.0 HERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED; Mounting Facility Type and Quantity: 1 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED; Overall Height: 1.938 INCHES MINIMUM AND 2.062 INCHES MAXIMUM IN; Inclosure Type: ENCASED. 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.