PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1879Oscillator,crystal Controlled

Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled · NSN 5955-00-392-3656 · FSC 5955 · No Item Name Available
Verified by PartsTable
NSN 5955-00-392-3656 — this item is cataloged by the U.S. Government under National Stock Number 5955-00-392-3656. Primary manufacturer part number: 1879.
Features
  • Oscillator,crystal Controlled — FSC 5955
  • Average Life Measurement: NOT RATED
  • Operating Control Method: AUTOMATIC
  • Operating Temp Range: +0.0 TO 70.0 CELSIUS DEGC
  • Installation Design: MODULE
  • Inclosure Type: ENCASED
  • Basic Shape Style: RECTANGULAR OR SQUARE
  • Identification Designator: K1091A10MHZ-01537
Applications
  • Applications requiring Plastic Enclosure construction
General Description

The Oscillator,crystal Controlled, cataloged under National Stock Number 5955-00-392-3656, 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 Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5955-00-392-3656
Primary Part Number1879
Item NameOscillator,crystal Controlled
FSC / FSG5955 / 59 — No Item Name Available
ManufacturerMicrosemi Corp. - High Performance Timing Dba Vectron International- Cancelled
StatusACTIVE
Average Life MeasurementNOT RATED
Operating Control MethodAUTOMATIC
Operating Temp Range+0.0 TO 70.0 CELSIUS DEGC
Installation DesignMODULE
Inclosure TypeENCASED
Basic Shape StyleRECTANGULAR OR SQUARE
Identification DesignatorK1091A10MHZ-01537
Circuit Construction TypeSOLID STATE
Connection Contact Type and Quantity14 PIN EXTERNAL
Frequency Per Channel10.0 MEGAHERTZ NOMINAL OPERATING CHANNEL
Average Power Rating Per Channel250.0 MILLIWATTS INPUT
External DC Operating Voltage in Volts5.0 NOMINAL SINGLE VOLTAGE
MaterialPLASTIC ENCLOSURE
Connection TypePIN BOTTOM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5999-00-257-5748972739 INTERCHANGEABLE
Contact,electrical
Westinghouse Electric Corp
6145-00-643-0640 INTERCHANGEABLE
Wire,electrical
6250-00-804-356318-79 INTERCHANGEABLE
Lampholder
Lighting Components and Design Incorporated Dba Lc&d
6685-00-821-3027 INTERCHANGEABLE
Control,pneumatic a
5955-01-018-7507RASCO-1-7.5MHZ INTERCHANGEABLE
Oscillator,noncrystal Controlled
Department of State Health Services
4820-01-237-3258550-036 INTERCHANGEABLE
Valve
Kirby Morgan Dive Systems Inc
4140-01-520-4487308151-1 INTERCHANGEABLE
Fan,circulating
Frontier Electronic Systems Corp
Cross-Reference Index
Part NumberManufacturer
308151-1 Northrop Grumman Systems Corporation Div Es Defensive Systems Division (USA)
1879 Oscillatek Corp P O Box 5160 Norwalk Ct 06856-5160 (USA)
RASCO 1-10.0MHZ Department of State Health Services (USA)
308151-1 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
K1091A Yamabishi Electric Co. Ltd (JPN)
K1091A10MHZ Department of State Health Services Dba Use CAGE Code 01wr9 for Cataloging (USA)
1879 PRIMARY Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA)
Related Parts
5999-00-257-5748INTERCHANGEABLE
CONTACT,ELECTRICAL
972739
6145-00-643-0640INTERCHANGEABLE
WIRE,ELECTRICAL
6250-00-804-3563INTERCHANGEABLE
LAMPHOLDER
18-79
6685-00-821-3027INTERCHANGEABLE
CONTROL,PNEUMATIC A
5955-01-018-7507INTERCHANGEABLE
OSCILLATOR,NONCRYSTAL CONTROLLED
RASCO-1-7.5MHZ
4820-01-237-3258INTERCHANGEABLE
VALVE
550-036
4140-01-520-4487INTERCHANGEABLE
FAN,CIRCULATING
308151-1

Frequently Asked Questions

What is NSN 5955-00-392-3656?

NSN 5955-00-392-3656 is a Oscillator,crystal Controlled, manufactured by Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled, classified under FSC 5955 (No Item Name Available). Status: active.

What are the part numbers for NSN 5955-00-392-3656?

NSN 5955-00-392-3656 has 7 cross-referenced part numbers: 308151-1 (Northrop Grumman Systems Corporation Div Es Defensive Systems Division), 1879 (Oscillatek Corp P O Box 5160 Norwalk Ct 06856-5160), RASCO 1-10.0MHZ (Department of State Health Services), 308151-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), K1091A (Yamabishi Electric Co. Ltd) and 2 more.

What NSN replaces 5955-00-392-3656?

There are 7 known substitutes for 5955-00-392-3656: 5999-00-257-5748, 6145-00-643-0640, 6250-00-804-3563 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1879?

Key specifications for 1879: Average Life Measurement: NOT RATED; Overall Height: 0.565 INCHES NOMINAL IN; Operating Control Method: AUTOMATIC; Operating Temp Range: +0.0 TO 70.0 CELSIUS DEGC. 17 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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