The Crystal Unit,quartz, cataloged under National Stock Number 5955-00-982-6624, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Monitor Products Co. Inc. Dba Monitor Products Co. Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-00-982-6624 |
| Primary Part Number | 2615Y9 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Monitor Products Co. Inc. Dba Monitor Products Co. Inc. |
| Status | ACTIVE |
| Controlled Reference Temp | 85.0 CELSIUS DEGC |
| Frequency Tolerance for Operating Temp in Percent | -0.001 TO 0.001 AND -0.0005 TO 0.0005 |
| Terminal Diameter | 0.016 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN |
| Terminal Length | 1.500 INCHES MINIMUM AND 1.525 INCHES MAXIMUM IN |
| Mode of Oscillation | FUNDAMENTAL |
| Body Width | 0.402 INCHES MAXIMUM IN |
| Equivalent Resistance Value in Ohms | 30.0 NOMINAL |
| Overall Thickness | 0.175 INCHES NOMINAL IN |
| Style Designator | TUBE TYPE, 4 WIRE LEADS |
| Center to Center Distance Between Terminals | 0.184 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN |
| Circuit Resonance | SERIES RESONANCE |
| Shunt Capacitance in Picofarads | 5.4 NOMINAL |
| Operating Temp Range | +80.0 TO 90.0 CELSIUS DEGC |
| Material | GLASS COVER HOLDER |
| Specified Frequency | 7.344028 MEGAHERTZ |
| Body Thickness | 0.150 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 |
|---|---|
| 2615Y9 PRIMARY | Monitor Products Co. Inc. Dba Monitor Products Co. Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1265A | 5/9 Secondary reference Tellurometer-Usa Div of Plessey Inc |
NSN 5955-00-982-6624 is a Crystal Unit,quartz, manufactured by Monitor Products Co. Inc. Dba Monitor Products Co. Inc., classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-00-982-6624 has 1 manufacturer part number on file: 2615Y9 (Monitor Products Co. Inc. Dba Monitor Products Co. Inc.).
Key specifications for 2615Y9: Controlled Reference Temp: 85.0 CELSIUS DEGC; Frequency Tolerance for Operating Temp in Percent: -0.001 TO 0.001 AND -0.0005 TO 0.0005; Terminal Diameter: 0.016 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN; Terminal Length: 1.500 INCHES MINIMUM AND 1.525 INCHES MAXIMUM IN. 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.