PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8239Oscillator,noncrystal Controlled

Monitor Products Co. Inc. Dba Monitor Products Co. Inc. · NSN 5955-01-312-3455 · FSC 5955 · No Item Name Available
Verified by PartsTable
NSN 5955-01-312-3455 — this item is cataloged by the U.S. Government under National Stock Number 5955-01-312-3455. Primary manufacturer part number: 8239.
Features
  • Oscillator,noncrystal Controlled — FSC 5955
  • Storage Temp Range: -65.0 TO 100.0 CELSIUS DEGC
  • Average Life Measurement: NOT RATED
  • Operating Temp Range: +0.0 TO 60.0 CELSIUS DEGC
  • Basic Shape Style: RECTANGULAR OR SQUARE
  • Frequency Per Channel: 10.1 MEGAHERTZ MINIMUM OPERATING CHANNEL AND 25.0 MEGAHERTZ MAXIMUM OPERATING CHANNEL
  • Connection Contact Type and Quantity: 14 PIN EXTERNAL
  • External DC Operating Voltage in Volts: 4.5 MINIMUM SINGLE VOLTAGE AND 5.5 MAXIMUM SINGLE VOLTAGE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Oscillator,noncrystal Controlled, cataloged under National Stock Number 5955-01-312-3455, 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 Monitor Products Co. Inc. Dba Monitor Products Co. Inc.. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5955-01-312-3455
Primary Part Number8239
Item NameOscillator,noncrystal Controlled
FSC / FSG5955 / 59 — No Item Name Available
ManufacturerMonitor Products Co. Inc. Dba Monitor Products Co. Inc.
StatusACTIVE
Storage Temp Range-65.0 TO 100.0 CELSIUS DEGC
Average Life MeasurementNOT RATED
Operating Temp Range+0.0 TO 60.0 CELSIUS DEGC
Basic Shape StyleRECTANGULAR OR SQUARE
Frequency Per Channel10.1 MEGAHERTZ MINIMUM OPERATING CHANNEL AND 25.0 MEGAHERTZ MAXIMUM OPERATING CHANNEL
Connection Contact Type and Quantity14 PIN EXTERNAL
External DC Operating Voltage in Volts4.5 MINIMUM SINGLE VOLTAGE AND 5.5 MAXIMUM SINGLE VOLTAGE
Connection TypePIN BOTTOM
Circuit Construction TypeSOLID STATE
Environmental ProtectionMOISTURE PROOF
Identification Designator8239-54331
Operating Control MethodAUTOMATIC
Inclosure TypeENCASED
Control TypeREMOTE
Installation DesignMODULE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6135-00-100-0450 INTERCHANGEABLE
Battery,nonrechargeable
3030-00-489-25397340 INTERCHANGEABLE
Belt,v
Gates Corporation
5930-00-548-8712 INTERCHANGEABLE
Switch,rotary
5935-00-581-4105UG1214U INTERCHANGEABLE
Connector,plug,electrical
Joint Electronics Type Designation System
6695-00-844-5391 INTERCHANGEABLE
Indicator Assembly
5999-00-859-3410 INTERCHANGEABLE
Cap,electrical
5340-01-101-81988239 INTERCHANGEABLE
Standoff,threaded,spacing
Dialight Corporation
4820-01-193-79068239 INTERCHANGEABLE
Disk,valve
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
4240-01-475-82937000002055 INTERCHANGEABLE
Respirator,air Filtering
3m Company
Cross-Reference Index
Part NumberManufacturer
8239 PRIMARY Monitor Products Co. Inc. Dba Monitor Products Co. Inc. (USA)
TYPE 915 Monitor Products Co. Inc. Dba Monitor Products Co. Inc. (USA)
Related Parts
6135-00-100-0450INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
3030-00-489-2539INTERCHANGEABLE
BELT,V
7340
5930-00-548-8712INTERCHANGEABLE
SWITCH,ROTARY
5935-00-581-4105INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
UG1214U
6695-00-844-5391INTERCHANGEABLE
INDICATOR ASSEMBLY
5999-00-859-3410INTERCHANGEABLE
CAP,ELECTRICAL
5340-01-101-8198INTERCHANGEABLE
STANDOFF,THREADED,SPACING
8239
4820-01-193-7906INTERCHANGEABLE
DISK,VALVE
8239
4240-01-475-8293INTERCHANGEABLE
RESPIRATOR,AIR FILTERING
7000002055

Frequently Asked Questions

What is NSN 5955-01-312-3455?

NSN 5955-01-312-3455 is a Oscillator,noncrystal Controlled, manufactured by Monitor Products Co. Inc. Dba Monitor Products Co. Inc., classified under FSC 5955 (No Item Name Available). Status: active.

What are the part numbers for NSN 5955-01-312-3455?

NSN 5955-01-312-3455 has 2 cross-referenced part numbers: 8239 (Monitor Products Co. Inc. Dba Monitor Products Co. Inc.), TYPE 915 (Monitor Products Co. Inc. Dba Monitor Products Co. Inc.).

What NSN replaces 5955-01-312-3455?

There are 9 known substitutes for 5955-01-312-3455: 6135-00-100-0450, 3030-00-489-2539, 5930-00-548-8712 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8239?

Key specifications for 8239: Storage Temp Range: -65.0 TO 100.0 CELSIUS DEGC; Average Life Measurement: NOT RATED; Operating Temp Range: +0.0 TO 60.0 CELSIUS DEGC; Overall Height: 0.650 INCHES NOMINAL IN. 18 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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