The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-219-7726, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 — Oscillators and Piezoelectric Crystals (FSG 59) |
| Manufacturers | Honeywell International Inc. Dba Honeywell International (CAGE 07187); Wenzel International Inc Div Croven Crystals (CAGE 00809); Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (CAGE 00136); Cts Valpey Corporation (CAGE 21821) |
| Parameter | Value |
|---|---|
| NSN | 5955-01-219-7726 |
| Primary Part Number | 4031354 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Honeywell International Inc. Dba Honeywell International |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4031354 PRIMARY | Honeywell International Inc. Dba Honeywell International (USA) |
| 4031354 | Wenzel International Inc Div Croven Crystals (CAN) |
| 71-34-1 | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA) |
| 4031354 | Cts Valpey Corporation (USA) |
| Reference | Meaning |
|---|---|
| 4031354 | 5/9 Secondary reference Murata Erie North America Inc State College Opns |
| 4031354 | 5/9 Secondary reference Electronic Research Company |
NSN 5955-01-219-7726 is a Crystal Unit,quartz, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-219-7726 has 4 manufacturer part numbers on file: 4031354 (Honeywell International Inc. Dba Honeywell International), 4031354 (Wenzel International Inc Div Croven Crystals), 71-34-1 (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled), 4031354 (Cts Valpey Corporation).
No hazard code in the DLA record (HMIC N). 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.