The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-01-072-9301, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Connor Winfield Corp Div Connor Winfield. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-072-9301 |
| Primary Part Number | 1C5A1 |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Connor Winfield Corp Div Connor Winfield |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| Inclosure Type | ENCASED |
| Control Type | REMOTE |
| Connection Type | PIN BOTTOM |
| Connection Contact Type and Quantity | 4 PIN EXTERNAL |
| Operating Control Method | AUTOMATIC |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Identification Designator | 1C5A1-21022 |
| Average Life Measurement | NOT RATED |
| Environmental Protection | MOISTURE PROOF |
| Operating Temp Range | +20.0 TO 40.0 CELSIUS DEGC |
| Installation Design | MODULE |
| External DC Operating Voltage in Volts | 5.0 NOMINAL SINGLE VOLTAGE |
| 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 |
|---|---|
| 1C5A1 PRIMARY | Connor Winfield Corp Div Connor Winfield (USA) |
NSN 5955-01-072-9301 is a Oscillator,crystal Controlled, manufactured by Connor Winfield Corp Div Connor Winfield, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-072-9301 has 1 manufacturer part number on file: 1C5A1 (Connor Winfield Corp Div Connor Winfield).
Key specifications for 1C5A1: Circuit Construction Type: SOLID STATE; Overall Height: 0.400 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.
NSN 5955-01-072-9301 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.