The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-01-423-5237, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Telephonics Corp. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-423-5237 |
| Primary Part Number | M235A901-3 |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Telephonics Corp |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| Inclosure Type | HERMETICALLY SEALED |
| Control Type | REMOTE |
| Frequency Per Channel | 23.9988 MEGAHERTZ MINIMUM OPERATING CHANNEL AND 24.0012 MEGAHERTZ MAXIMUM OPERATING CHANNEL |
| Connection Type | PIN BOTTOM |
| Connection Contact Type and Quantity | 4 PIN EXTERNAL |
| Operating Control Method | AUTOMATIC |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Specification/standard Data | 78711--235A901-3 MANUFACTURERS SOURCE CONTROL |
| Average Life Measurement | NOT RATED |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Test Data Document | 78711--235A901 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Installation Design | MODULE |
| External DC Operating Voltage in Volts | 4.5 MINIMUM SINGLE VOLTAGE AND 5.5 MAXIMUM 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 |
|---|---|
| M235A901-3 | Telephonics Corp (USA) |
| 3054-3 | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA) |
| Reference | Meaning |
|---|---|
| CO441A-7B AT 24MHZ | 3/9 Design control — primary reference Vectron International Div. of Dover Electronics Inc |
| CO441A-7B AT 24MHZ | C/1 Advisory reference — outside the item-of-supply concept Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled |
| 3054-3 | 5/9 Secondary reference Oscillatek Corp P O Box 5160 Norwalk Ct 06856-5160 |
NSN 5955-01-423-5237 is a Oscillator,crystal Controlled, manufactured by Telephonics Corp, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-423-5237 has 2 manufacturer part numbers on file: M235A901-3 (Telephonics Corp), 3054-3 (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled).
Key specifications for M235A901-3: Circuit Construction Type: SOLID STATE; Overall Height: 0.200 INCHES MAXIMUM IN; Inclosure Type: HERMETICALLY SEALED; Control Type: REMOTE. 14 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.