The Oscillating Group, cataloged under National Stock Number 5955-01-090-1920, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5955-01-090-1920 |
| Primary Part Number | MC741A1-012 |
| Item Name | Oscillating Group |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MC741A1-012 PRIMARY | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA) |
| Reference | Meaning |
|---|---|
| 7594805P0001 | 7/9 Vendor item drawing reference U.S. Government activity |
| 7594805P1 | 5/9 Secondary reference U.S. Government activity |
NSN 5955-01-090-1920 is a Oscillating Group, manufactured by Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-090-1920 has 1 manufacturer part number on file: MC741A1-012 (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled).
Key specifications for MC741A1-012: Special Features: SOLID STATE; FREQUENCY 41.437 MEGAHERTZ; OPERATING-AUTOMATIC; LIFE-2000.0 HOURS; OPERATING TEMP -55.0-105.0 DEG CELSIUS; DC 5.0 SINGLE VOLTAGE; PLUGIN MODULE; HERMETICALLY SEALED; INSTALLATION-MODULE; LENGTH 0.887 INCHES; HEIGHT 0.200 INCHES; WIDTH 0.520 INCHES IN; End Item Identification: AN/APQ-161. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5955-01-090-1920 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.