The Crystal Unit,quartz, cataloged under National Stock Number 5955-00-941-7863, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 16 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 | 5955-00-941-7863 |
| Primary Part Number | L221976-500 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Frequency Tolerance for Operating Temp in Percent | -0.005 TO 0.005 |
| Terminal Diameter | 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| Terminal Length | 0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN |
| Mode of Oscillation | THIRD OVERTONE |
| Body Width | 0.725 INCHES MAXIMUM IN |
| Equivalent Resistance Value in Ohms | 25.0 NOMINAL |
| Overall Thickness | 0.340 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN |
| Style Designator | OVAL BODY, PIN TERMINALS |
| Drive Level Rating | 2.0 MILLIWATTS MAXIMUM |
| Body Length | 0.755 INCHES MINIMUM AND 0.775 INCHES MAXIMUM IN |
| Center to Center Distance Between Terminals | 0.478 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN |
| Circuit Resonance | SERIES RESONANCE |
| Shunt Capacitance in Picofarads | 4.4 MINIMUM AND 5.2 MAXIMUM |
| Operating Temp Range | -40.0 TO 90.0 CELSIUS DEGC |
| Specified Frequency | 48.900 MEGAHERTZ |
| Body Thickness | 0.317 INCHES MAXIMUM IN |
| 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 |
|---|---|
| L221976-500 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
NSN 5955-00-941-7863 is a Crystal Unit,quartz, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-00-941-7863 has 1 manufacturer part number on file: L221976-500 (Raytheon Company Dba Raytheon Co).
Key specifications for L221976-500: Frequency Tolerance for Operating Temp in Percent: -0.005 TO 0.005; Terminal Diameter: 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN; Terminal Length: 0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN; Mode of Oscillation: THIRD OVERTONE. 16 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.