The Crystal Unit,quartz, cataloged under National Stock Number 5955-00-880-6516, 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 Rms. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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 | 5955-00-880-6516 |
| Primary Part Number | 77C706673P1 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Terminal Diameter | 0.027 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN |
| Operating Temp Range | -0.1 TO 50.0 CELSIUS DEGC |
| Body Width | 0.725 INCHES MAXIMUM IN |
| Overall Thickness | 0.352 INCHES MAXIMUM IN |
| Drive Level Rating | 0.01 MILLIWATTS MAXIMUM |
| Equivalent Resistance Value in Ohms | 100000.0 NOMINAL |
| Center to Center Distance Between Terminals | 0.478 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN |
| Circuit Resonance | SERIES RESONANCE |
| Specified Frequency | 3.550 KILOHERTZ |
| Body Thickness | 0.317 INCHES MAXIMUM IN |
| Frequency Tolerance for Operating Temp in Percent | -0.005 TO 0.005 AND -0.0010 TO 0.0010 |
| Mode of Oscillation | FUNDAMENTAL |
| Material | GLASS COVER HOLDER |
| Shunt Capacitance in Picofarads | 15.0 MAXIMUM |
| Style Designator | RECTANGULAR BODY, GULL WING |
| Terminal Length | 1.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 6731 | Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA) |
| 77C706673P1 | General Electric Company (USA) |
| 77C706673P1 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
NSN 5955-00-880-6516 is a Crystal Unit,quartz, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5955 (No Item Name Available). Status: active.
NSN 5955-00-880-6516 has 3 cross-referenced part numbers: 6731 (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled), 77C706673P1 (General Electric Company), 77C706673P1 (Lockheed Martin Corporation Div Rms).
There are 12 known substitutes for 5955-00-880-6516: 5961-00-142-4739, 5915-00-155-7626, 5961-00-442-7774 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 77C706673P1: Terminal Diameter: 0.027 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN; Operating Temp Range: -0.1 TO 50.0 CELSIUS DEGC; Body Width: 0.725 INCHES MAXIMUM IN; Overall Thickness: 0.352 INCHES MAXIMUM IN. 18 total characteristics are documented in the Federal Logistics Information System.