The Filter,band Pass, cataloged under National Stock Number 5915-00-503-2922, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Freed Transformer Co. Government technical data includes 10 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5915-00-503-2922 |
| Primary Part Number | 25548 |
| Item Name | Filter,band Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Freed Transformer Co |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 THREADED STUD(S) FIRST FUNCTION |
| Inclosure Type | HERMETICALLY SEALED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 1.000 INCHES NOMINAL IN |
| Body Width | 1.531 INCHES NOMINAL IN |
| Body Height | 3.375 INCHES NOMINAL IN |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.138 INCHES IN |
| Body Length | 1.531 INCHES NOMINAL IN |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 1.000 INCHES NOMINAL IN |
| Frequency Band Width Per Function | 147.75 HERTZ BLANK AND 152.25 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 |
|---|---|
| 25548 PRIMARY | Freed Transformer Co (USA) |
| 673-0173-00 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
NSN 5915-00-503-2922 is a Filter,band Pass, manufactured by Freed Transformer Co, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-00-503-2922 has 2 manufacturer part numbers on file: 25548 (Freed Transformer Co), 673-0173-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-395-0865. Verify interchangeability with system specifications before substitution.
Key specifications for 25548: Mounting Facility Type and Quantity: 1 THREADED STUD(S) FIRST FUNCTION; Inclosure Type: HERMETICALLY SEALED; Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 1.000 INCHES NOMINAL IN; Body Width: 1.531 INCHES NOMINAL IN. 10 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.