The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-305-3577, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Corp Electronic Systems Defensive System Div. Government technical data includes 16 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-305-3577 |
| Primary Part Number | AP0091-002 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Northrop Grumman Corp Electronic Systems Defensive System Div |
| Status | ACTIVE |
| Frequency Tolerance for Operating Temp in Percent | -0.005 TO 0.005 |
| Terminal Length | 0.201 INCHES NOMINAL IN |
| Mode of Oscillation | FUNDAMENTAL |
| Terminal Thickness | 0.009 INCHES MINIMUM AND 0.011 INCHES MAXIMUM IN |
| Equivalent Resistance Value in Ohms | 25000.0 NOMINAL |
| Overall Thickness | 0.089 INCHES MINIMUM AND 0.091 INCHES MAXIMUM IN |
| Style Designator | RECTANGULAR BODY, PIN TERMINALS |
| Drive Level Rating | 10.0 MICROWATTS NOMINAL |
| Body Length | 0.155 INCHES MAXIMUM IN |
| Center to Center Distance Between Terminals | 0.300 INCHES NOMINAL IN |
| Load Capacitance in Picofarads | 9.0 NOMINAL |
| Circuit Resonance | ANTIRESONANCE |
| Shunt Capacitance in Picofarads | 1.3 NOMINAL |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Width | 0.016 INCHES MINIMUM AND 0.019 INCHES MAXIMUM TERMINAL IN |
| Specified Frequency | 32.768 KILOHERTZ |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| AP0091-002 PRIMARY | Northrop Grumman Corp Electronic Systems Defensive System Div (USA) |
| CX-1V32.768K-5PPM | Statek Corp (USA) |
NSN 5955-01-305-3577 is a Crystal Unit,quartz, manufactured by Northrop Grumman Corp Electronic Systems Defensive System Div, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-305-3577 has 2 manufacturer part numbers on file: AP0091-002 (Northrop Grumman Corp Electronic Systems Defensive System Div), CX-1V32.768K-5PPM (Statek Corp).
Key specifications for AP0091-002: Frequency Tolerance for Operating Temp in Percent: -0.005 TO 0.005; Terminal Length: 0.201 INCHES NOMINAL IN; Mode of Oscillation: FUNDAMENTAL; Terminal Thickness: 0.009 INCHES MINIMUM AND 0.011 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.
NSN 5955-01-305-3577 has DEMIL Code B. 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.