The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-01-150-1865, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Cts Inc. Government technical data includes 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-150-1865 |
| Primary Part Number | 976-6003-8 AT 20 MHZ |
| Item Name | Oscillator,crystal Controlled |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Cts Inc |
| Status | ACTIVE |
| Circuit Construction Type | SOLID STATE |
| Inclosure Type | HERMETICALLY SEALED |
| Vibration Resistance Range in Hertz | +1.0 TO 10.0 |
| Frequency Per Channel | 20.0 MEGAHERTZ NOMINAL OUTPUT CHANNEL |
| Signal Voltage Rating Per Channel | 0.400 VOLTS MINIMUM OUTPUT AND 2.400 VOLTS MAXIMUM OUTPUT |
| Connection Type | PRINTED CIRCUIT BOTTOM |
| Connection Contact Type and Quantity | 14 PRINTED CIRCUIT EXTERNAL |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Shock Resistance Rating in Gravitational Units | 100.0 |
| Identification Designator | C8877-8-20MHZ-81755 MHz |
| Maximum Operating Altitude Rating | 100000.0 FEET FT |
| Shock Pulse Duration Time | 6.0 MILLISECONDS MS |
| Average Life Measurement | NOT RATED |
| Overall Gain | 80.0 MILLIAMPERES |
| Environmental Protection | SHOCK RESISTANT AND VIBRATION |
| Attenuation in Decibels | 2.0 |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Installation Design | MODULE |
| Vibration Resistance Amplitude | 20.0 GRAVITATIONAL UNITS |
| 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 |
|---|---|
| 976-6003-8 AT 20 MHZ | Cts Inc (USA) |
| 7217-001 AT 20 M | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA) |
| Reference | Meaning |
|---|---|
| 7217-001 AT 20 MHZ | 5/9 Secondary reference Spectrum Technology Inc |
| C8877-8 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5955-01-150-1865 is a Oscillator,crystal Controlled, manufactured by Cts Inc, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-150-1865 has 2 manufacturer part numbers on file: 976-6003-8 AT 20 MHZ (Cts Inc), 7217-001 AT 20 M (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled).
Key specifications for 976-6003-8 AT 20 MHZ: Circuit Construction Type: SOLID STATE; Overall Height: 0.400 INCHES NOMINAL IN; Inclosure Type: HERMETICALLY SEALED; Vibration Resistance Range in Hertz: +1.0 TO 10.0. 20 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.