The Crystal Unit,quartz, cataloged under National Stock Number 5955-00-071-7657, 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 L3harris Technologies, Inc. Div Space and Airborne Systems. Government technical data includes 15 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5955-00-071-7657 |
| Primary Part Number | 62401-9 |
| Item Name | Crystal Unit,quartz |
| FSC / FSG | 5955 / 59 — No Item Name Available |
| Manufacturer | L3harris Technologies, Inc. Div Space and Airborne Systems |
| Status | ACTIVE |
| Body Length | 1.526 INCHES MAXIMUM IN |
| Overall Thickness | 0.352 INCHES MAXIMUM IN |
| Circuit Resonance | SERIES RESONANCE |
| Equivalent Resistance Value in Ohms | 50000.0 MAXIMUM |
| Drive Level Rating | 10.0 MILLIWATTS NOMINAL |
| Style Designator | OVAL BODY, PIN TERMINALS |
| Operating Temp Range | +0.0 TO 60.0 CELSIUS DEGC |
| Center to Center Distance Between Terminals | 0.486 INCHES NOMINAL IN |
| Body Thickness | 0.317 INCHES MAXIMUM IN |
| Frequency Tolerance for Operating Temp in Percent | -0.0075 TO 0.0075 |
| Mode of Oscillation | FUNDAMENTAL |
| Specified Frequency | 18.100 KILOHERTZ |
| Terminal Diameter | 0.050 INCHES NOMINAL IN |
| Body Width | 0.725 INCHES MAXIMUM IN |
| Terminal Length | 0.248 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5955-00-071-7657 is a Crystal Unit,quartz, manufactured by L3harris Technologies, Inc. Div Space and Airborne Systems, classified under FSC 5955 (No Item Name Available). Status: active.
NSN 5955-00-071-7657 has 2 cross-referenced part numbers: 62401-9 (L3harris Technologies, Inc. Div Space and Airborne Systems), X-1441-9 (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled).
There is 1 known substitute for 5955-00-071-7657: 4730-00-909-8627. Verify interchangeability with system specifications before substitution.
Key specifications for 62401-9: Body Length: 1.526 INCHES MAXIMUM IN; Overall Thickness: 0.352 INCHES MAXIMUM IN; Circuit Resonance: SERIES RESONANCE; Equivalent Resistance Value in Ohms: 50000.0 MAXIMUM. 17 total characteristics are documented in the Federal Logistics Information System.