The Crystal Unit,quartz, cataloged under National Stock Number 5955-00-860-1283, 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-00-860-1283 |
| Primary Part Number | 7748544P5 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Style Designator | OVAL BODY, PIN TERMINALS |
| Circuit Resonance | SERIES RESONANCE |
| Equivalent Resistance Value in Ohms | 100000.0 MAXIMUM |
| Drive Level Rating | 0.1 MILLIWATTS MAXIMUM |
| Frequency Tolerance for Operating Temp in Percent | -0.050 TO 0.050 |
| Operating Temp Range | +0.0 TO 65.0 CELSIUS DEGC |
| Center to Center Distance Between Terminals | 0.478 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN |
| Body Length | 1.526 INCHES MAXIMUM IN |
| Terminal Length | 0.248 INCHES MAXIMUM IN |
| Body Width | 0.725 INCHES MAXIMUM IN |
| Overall Thickness | 0.352 INCHES MAXIMUM IN |
| Shunt Capacitance in Picofarads | 16.0 MAXIMUM |
| Terminal Diameter | 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| Specified Frequency | 2.700 KILOHERTZ |
| Mode of Oscillation | FUNDAMENTAL |
| Body Thickness | 0.317 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5955-00-860-1283 is a Crystal Unit,quartz, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5955 (No Item Name Available). Status: active.
NSN 5955-00-860-1283 has 3 cross-referenced part numbers: 7748544P5 (Lockheed Martin Corporation Div Rms), 96-129 (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled), RH8-DP-5 (Cts Reeves Frequency Products).
There is 1 known substitute for 5955-00-860-1283: 3020-00-215-8253. Verify interchangeability with system specifications before substitution.
Key specifications for 7748544P5: Style Designator: OVAL BODY, PIN TERMINALS; Circuit Resonance: SERIES RESONANCE; Overall Width: 0.757 INCHES MAXIMUM IN; Equivalent Resistance Value in Ohms: 100000.0 MAXIMUM. 18 total characteristics are documented in the Federal Logistics Information System.