PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

395590-2Oscillator,crystal Controlled

L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products · NSN 5955-00-421-9005 · FSC 5955 · No Item Name Available
Verified by PartsTable
NSN 5955-00-421-9005 — this item is cataloged by the U.S. Government under National Stock Number 5955-00-421-9005. Primary manufacturer part number: 395590-2.
Features
  • Oscillator,crystal Controlled — FSC 5955
  • Maximum Operating Altitude Rating: 70000.0 FEET FT
  • Inclosure Type: HERMETICALLY SEALED
  • Average Life Measurement: NOT RATED
  • Operating Temp Range: -54.0 TO 125.0 CELSIUS DEGC
  • Basic Shape Style: CYLINDRICAL
  • Installation Design: MODULE
  • Operating Control Method: AUTOMATIC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-00-421-9005, 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. Dba Harris Corp Div Antenna Products. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5955-00-421-9005
Primary Part Number395590-2
Item NameOscillator,crystal Controlled
FSC / FSG5955 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
StatusACTIVE
Maximum Operating Altitude Rating70000.0 FEET FT
Inclosure TypeHERMETICALLY SEALED
Average Life MeasurementNOT RATED
Operating Temp Range-54.0 TO 125.0 CELSIUS DEGC
Basic Shape StyleCYLINDRICAL
Installation DesignMODULE
Operating Control MethodAUTOMATIC
Connection Contact Type and Quantity12 PRINTED CIRCUIT EXTERNAL
Circuit Construction TypeSOLID STATE
Frequency Per Channel2.0 MEGAHERTZ MINIMUM OPERATING CHANNEL AND 12.0 MEGAHERTZ MAXIMUM OPERATING CHANNEL
Connection TypePRINTED CIRCUIT BOTTOM
Overall Diameter0.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5962-00-162-7507 INTERCHANGEABLE
Microcircuit,digital
5962-00-421-9011394698-2 INTERCHANGEABLE
Microcircuit,digital
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
5962-00-421-9015394703-2 INTERCHANGEABLE
Microcircuit,digital
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
5962-00-421-9016394706-2 INTERCHANGEABLE
Microcircuit,digital
Telephonics Corporation
5962-00-421-9018394707-4 INTERCHANGEABLE
Microcircuit,digital
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
5962-00-421-9020394709-2 INTERCHANGEABLE
Microcircuit,digital
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
5962-00-421-9022394770-2 INTERCHANGEABLE
Microcircuit,digital
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
5962-00-421-9024395520-1 INTERCHANGEABLE
Microcircuit,linear
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
5962-00-421-9025395522-2 INTERCHANGEABLE
Microcircuit,digital
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
5962-00-444-6740395205-2 INTERCHANGEABLE
Microcircuit,digital
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
Cross-Reference Index
Part NumberManufacturer
395590-2 Teledyne Micropac, Inc. (USA)
EHH0285 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
395590-2 PRIMARY L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA)
CT420 Marconi Circuit Technology Corp Microelectronics Div (USA)
395590-2 Marconi Circuit Technology Corp Microelectronics Div (USA)
Related Parts
5962-00-162-7507INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5962-00-421-9011INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
394698-2
5962-00-421-9015INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
394703-2
5962-00-421-9016INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
394706-2
5962-00-421-9018INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
394707-4
5962-00-421-9020INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
394709-2
5962-00-421-9022INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
394770-2
5962-00-421-9024INTERCHANGEABLE
MICROCIRCUIT,LINEAR
395520-1
5962-00-421-9025INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
395522-2
5962-00-444-6740INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
395205-2
5962-01-076-8390INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 5955-00-421-9005?

NSN 5955-00-421-9005 is a Oscillator,crystal Controlled, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 5955 (No Item Name Available). Status: active.

What are the part numbers for NSN 5955-00-421-9005?

NSN 5955-00-421-9005 has 5 cross-referenced part numbers: 395590-2 (Teledyne Micropac, Inc.), EHH0285 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), 395590-2 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products), CT420 (Marconi Circuit Technology Corp Microelectronics Div), 395590-2 (Marconi Circuit Technology Corp Microelectronics Div).

What NSN replaces 5955-00-421-9005?

There are 11 known substitutes for 5955-00-421-9005: 5962-00-162-7507, 5962-00-421-9011, 5962-00-421-9015 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 395590-2?

Key specifications for 395590-2: Overall Length: 0.175 INCHES NOMINAL IN; Maximum Operating Altitude Rating: 70000.0 FEET FT; Inclosure Type: HERMETICALLY SEALED; Average Life Measurement: NOT RATED. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com