The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-008-8663, 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 Northrop Grumman Support Services Corp. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-01-008-8663 |
| Primary Part Number | 128C850H02 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — No Item Name Available |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Equivalent Resistance Value in Ohms | 30.0 MAXIMUM |
| Operating Temp Range | -10.0 TO 60.0 CELSIUS DEGC |
| Drive Level Rating | 500.0 MICROAMPERES MAXIMUM |
| Center to Center Distance Between Terminals | 0.200 INCHES NOMINAL IN |
| Style Designator | HAT TYPE, 3 WIRE LEADS |
| Frequency Tolerance for Operating Temp in Percent | -0.001 TO 0.001 |
| Mode of Oscillation | THIRD OVERTONE |
| Shunt Capacitance in Picofarads | 5.0 MAXIMUM |
| Diameter | 0.500 INCHES MAXIMUM IN |
| Terminal Length | 0.250 INCHES NOMINAL IN |
| Circuit Resonance | SERIES RESONANCE |
| Terminal Diameter | 0.028 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN |
| Specified Frequency | 46.9961 MEGAHERTZ |
| Overall Diameter | 0.560 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 128C850H02 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 128C850H02 | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA) |
| 128C850H02 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| SPECIAL | General Indicator Corp Standard Winding Div (USA) |
| 128C850H02 | Piezo Crystal Co (USA) |
NSN 5955-01-008-8663 is a Crystal Unit,quartz, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5955 (No Item Name Available). Status: active.
NSN 5955-01-008-8663 has 5 cross-referenced part numbers: 128C850H02 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 128C850H02 (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled), 128C850H02 (Northrop Grumman Support Services Corp), SPECIAL (General Indicator Corp Standard Winding Div), 128C850H02 (Piezo Crystal Co).
There are 6 known substitutes for 5955-01-008-8663: 7530-00-160-8475, 7530-00-160-8477, 6145-00-204-5478 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 128C850H02: Equivalent Resistance Value in Ohms: 30.0 MAXIMUM; Operating Temp Range: -10.0 TO 60.0 CELSIUS DEGC; Drive Level Rating: 500.0 MICROAMPERES MAXIMUM; Center to Center Distance Between Terminals: 0.200 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.