The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-144-4856, is classified within Federal Supply Class 5955 (Oscillators and Piezoelectric Crystals) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-144-4856 |
| Primary Part Number | 1188AS4035 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — Oscillators and Piezoelectric Crystals |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Frequency Tolerance for Operating Temp in Percent | -0.001 TO 0.001 |
| Terminal Diameter | 0.030 INCHES NOMINAL IN |
| Terminal Length | 0.750 INCHES NOMINAL IN |
| Mode of Oscillation | FUNDAMENTAL |
| Body Width | 0.745 INCHES NOMINAL IN |
| Equivalent Resistance Value in Ohms | 375.0 MAXIMUM |
| Overall Thickness | 0.350 INCHES NOMINAL IN |
| Style Designator | OVAL BODY, WIRE LEADS |
| Drive Level Rating | 10.0 MILLIWATTS MAXIMUM |
| Center to Center Distance Between Terminals | 0.486 INCHES NOMINAL IN |
| Load Capacitance in Picofarads | 32.0 NOMINAL |
| Circuit Resonance | SERIES RESONANCE |
| Shunt Capacitance in Picofarads | 7.0 MAXIMUM |
| Operating Temp Range | -30.0 TO 60.0 CELSIUS DEGC |
| Specified Frequency | 1.600 MEGAHERTZ |
| Body Thickness | 0.315 INCHES NOMINAL 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 |
|---|---|
| 1188AS4035 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 432340-1.600000MHZ | 5/9 Secondary reference International Crystal Manufacturing Company Dba Icm |
| SC-1 1.6MHZ | 5/9 Secondary reference International Crystal Manufacturing Company Dba Icm |
| 432340-1.6 | C/1 Advisory reference — outside the item-of-supply concept International Crystal Manufacturing Company Dba Icm |
NSN 5955-01-144-4856 is a Crystal Unit,quartz, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5955, Oscillators and Piezoelectric Crystals. Status: active.
NSN 5955-01-144-4856 has 1 manufacturer part number on file: 1188AS4035 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 1188AS4035: Frequency Tolerance for Operating Temp in Percent: -0.001 TO 0.001; Terminal Diameter: 0.030 INCHES NOMINAL IN; Terminal Length: 0.750 INCHES NOMINAL IN; Mode of Oscillation: FUNDAMENTAL. 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.