The Filter,band Pass, cataloged under National Stock Number 5915-01-448-5314, is classified within Federal Supply Class 5915 (Filters and Networks) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Crystal Sokol Products Inc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5915-01-448-5314 |
| Primary Part Number | 21540-001 |
| Item Name | Filter,band Pass |
| FSC / FSG | 5915 / 59 — Filters and Networks |
| Manufacturer | Crystal Sokol Products Inc |
| Status | ACTIVE |
| Body Width | 0.135 INCHES MAXIMUM IN |
| Body Height | 0.342 INCHES MAXIMUM IN |
| Style Designator | RECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE |
| Body Length | 0.325 INCHES MAXIMUM IN |
| Insertion Loss at Reference Frequency Per Function in Decibels | 2.000 SINGLE BAND PASS 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 |
|---|---|
| 21540-001 PRIMARY | Crystal Sokol Products Inc (USA) |
| 293-1334-040 PRIMARY | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA) |
| 293-1334-040 PRIMARY | Piezo Technology Incorporated Dba Piezo Technology Inc (USA) |
| Reference | Meaning |
|---|---|
| 293-1334-040 | 7/2 Vendor item drawing reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
NSN 5915-01-448-5314 is a Filter,band Pass, manufactured by Crystal Sokol Products Inc, classified under FSC 5915, Filters and Networks. Status: active.
NSN 5915-01-448-5314 has 3 manufacturer part numbers on file: 21540-001 (Crystal Sokol Products Inc), 293-1334-040 (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled), 293-1334-040 (Piezo Technology Incorporated Dba Piezo Technology Inc).
Key specifications for 21540-001: Body Width: 0.135 INCHES MAXIMUM IN; Body Height: 0.342 INCHES MAXIMUM IN; Style Designator: RECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE; Body Length: 0.325 INCHES MAXIMUM IN. 5 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.