The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-01-222-8746, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-222-8746 |
| Primary Part Number | 11437188 |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| Inclosure Type | ENCASED |
| Control Type | REMOTE |
| Frequency Per Channel | 19.0 MEGAHERTZ NOMINAL OPERATING CHANNEL |
| Connection Type | PIN BOTTOM |
| Connection Contact Type and Quantity | 4 PIN EXTERNAL |
| Operating Control Method | AUTOMATIC |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Identification Designator | 11437188-18876 |
| Average Life Measurement | NOT RATED |
| Environmental Protection | MOISTURE PROOF |
| Installation Design | MODULE |
| External DC Operating Voltage in Volts | 5.0 NOMINAL SINGLE VOLTAGE |
| 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 |
|---|---|
| MC109A1-179H | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA) |
| 11437188 PRIMARY | Us Army Aviation and Missile Command (USA) |
NSN 5955-01-222-8746 is a Oscillator,crystal Controlled, manufactured by Us Army Aviation and Missile Command, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-222-8746 has 2 manufacturer part numbers on file: MC109A1-179H (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled), 11437188 (Us Army Aviation and Missile Command).
Key specifications for 11437188: Circuit Construction Type: SOLID STATE; Overall Height: 1.551 INCHES NOMINAL IN; Inclosure Type: ENCASED; Control Type: REMOTE. 13 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.
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.