The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-01-339-8264, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Xsis Electronics Inc. Government technical data includes 19 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 | 5955-01-339-8264 |
| Primary Part Number | T-242-400.0KHZ |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Xsis Electronics Inc |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| Inclosure Type | HERMETICALLY SEALED |
| Control Type | REMOTE |
| Vibration Resistance Range in Hertz | +10.0 TO 2000.0 |
| Frequency Per Channel | 400.0 KILOHERTZ 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 |
| Shock Resistance Rating in Gravitational Units | 1000.0 |
| Identification Designator | T-242-400.0KHZ-57051 KHz |
| Shock Pulse Duration Time | 1.0 MILLISECONDS MS |
| Storage Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Average Life Measurement | NOT RATED |
| Environmental Protection | MOISTURE PROOF AND SHOCK RESISTANT AND VIBRATION |
| Operating Temp Range | -30.0 TO 85.0 CELSIUS DEGC |
| Installation Design | MODULE |
| Vibration Resistance Amplitude | 50.0 GRAVITATIONAL UNITS |
| External DC Operating Voltage in Volts | 5.0 MINIMUM SINGLE VOLTAGE AND 12.0 MAXIMUM SINGLE VOLTAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| T-242-400.0KHZ PRIMARY | Xsis Electronics Inc (USA) |
NSN 5955-01-339-8264 is a Oscillator,crystal Controlled, manufactured by Xsis Electronics Inc, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-339-8264 has 1 manufacturer part number on file: T-242-400.0KHZ (Xsis Electronics Inc).
Key specifications for T-242-400.0KHZ: Circuit Construction Type: SOLID STATE; Overall Height: 0.400 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN; Inclosure Type: HERMETICALLY SEALED; Control Type: REMOTE. 19 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 5955-01-339-8264 has DEMIL Code Q. 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.