The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-045-4839, is classified within Federal Supply Class 5955 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-045-4839 |
| Primary Part Number | 6083788 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Drive Level Rating | 0.1 MILLIWATTS MINIMUM AND 1.0 MILLIWATTS MAXIMUM |
| Second Center to Center Distance Between Terminals | 0.200 INCHES NOMINAL IN |
| Shunt Capacitance in Picofarads | 2.5 MINIMUM AND 4.5 MAXIMUM |
| Load Capacitance in Picofarads | 21.5 MINIMUM AND 22.5 MAXIMUM |
| Diameter | 0.515 INCHES MAXIMUM IN |
| Overall Diameter | 0.615 INCHES MAXIMUM IN |
| Equivalent Resistance Value in Ohms | 20.0 MAXIMUM |
| Center to Center Distance Between Terminals | 0.200 INCHES NOMINAL IN |
| Style Designator | HAT TYPE, 5 WIRE LEADS |
| Frequency Tolerance for Operating Temp in Percent | -0.002 TO 0.002 |
| Terminal Diameter | 0.030 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN |
| Distance Between Center Terminal and Outside Terminal Centers | 0.100 INCHES NOMINAL IN |
| Terminal Length | 0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Operating Temp Range | -55.0 TO 105.0 CELSIUS DEGC |
| Mode of Oscillation | FUNDAMENTAL |
| Circuit Resonance | ANTIRESONANCE |
| Specified Frequency | 4.000 MEGAHERTZ |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5955-01-045-4839 is a Crystal Unit,quartz, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5955 (No Item Name Available). Status: active.
NSN 5955-01-045-4839 has 2 cross-referenced part numbers: 788 (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled), 6083788 (Lockheed Martin Corporation Div Rotary and Mission Systems).
There are 12 known substitutes for 5955-01-045-4839: 7510-00-223-0393, 5325-00-266-6623, 2815-00-288-4859 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 6083788: Drive Level Rating: 0.1 MILLIWATTS MINIMUM AND 1.0 MILLIWATTS MAXIMUM; Second Center to Center Distance Between Terminals: 0.200 INCHES NOMINAL IN; Shunt Capacitance in Picofarads: 2.5 MINIMUM AND 4.5 MAXIMUM; Load Capacitance in Picofarads: 21.5 MINIMUM AND 22.5 MAXIMUM. 18 total characteristics are documented in the Federal Logistics Information System.