The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-323-6907, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5955-01-323-6907 |
| Primary Part Number | 77C722988P001 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Frequency Tolerance for Operating Temp in Percent | -0.010 TO 0.010 |
| Terminal Diameter | 0.016 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN |
| Overall Diameter | 0.408 INCHES MAXIMUM IN |
| Terminal Length | 0.600 INCHES MINIMUM IN |
| Mode of Oscillation | THIRD OVERTONE |
| Equivalent Resistance Value in Ohms | 40.0 MAXIMUM |
| Style Designator | HAT TYPE, 3 WIRE LEADS |
| Diameter | 0.325 INCHES MAXIMUM IN |
| Drive Level Rating | 2.0 MICROWATTS NOMINAL |
| Center to Center Distance Between Terminals | 0.197 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN |
| Load Capacitance in Picofarads | 15.0 NOMINAL |
| Circuit Resonance | ANTIRESONANCE |
| Shunt Capacitance in Picofarads | 3.0 MAXIMUM |
| Operating Temp Range | -10.0 TO 60.0 CELSIUS DEGC |
| Specified Frequency | 32.000 MEGAHERTZ |
| 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 |
|---|---|
| 77C722988P001 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 8341201 | 5/9 Secondary reference Piezo Crystal Co |
NSN 5955-01-323-6907 is a Crystal Unit,quartz, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-323-6907 has 1 manufacturer part number on file: 77C722988P001 (Lockheed Martin Corporation Div Rms).
Key specifications for 77C722988P001: Frequency Tolerance for Operating Temp in Percent: -0.010 TO 0.010; Terminal Diameter: 0.016 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN; Overall Diameter: 0.408 INCHES MAXIMUM IN; Terminal Length: 0.600 INCHES MINIMUM IN. 15 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 5955-01-323-6907 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.