PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-C-3098/39Crystal Unit,quartz

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5955-00-583-0111 · FSC 5955 · No Item Name Available
Verified by PartsTable
NSN 5955-00-583-0111 — this item is cataloged by the U.S. Government under National Stock Number 5955-00-583-0111. Primary manufacturer part number: MIL-C-3098/39.
Features
  • Crystal Unit,quartz — FSC 5955
  • Frequency Tolerance for Operating Temp in Percent: -0.002 TO 0.002
  • Body Thickness: 0.150 INCHES MAXIMUM IN
  • Center to Center Distance Between Terminals: 0.192 INCHES NOMINAL IN
  • Style Designator: OVAL BODY, WIRE LEADS
  • Equivalent Resistance Value in Ohms: 40.0 MAXIMUM
  • Specification/standard Data: 81349-MIL-C-3098/39 GOVERNMENT SPECIFICATION
  • Controlled Reference Temp: 85.0 CELSIUS DEGC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Crystal Unit,quartz, cataloged under National Stock Number 5955-00-583-0111, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5955-00-583-0111
Primary Part NumberMIL-C-3098/39
Item NameCrystal Unit,quartz
FSC / FSG5955 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Frequency Tolerance for Operating Temp in Percent-0.002 TO 0.002
Body Thickness0.150 INCHES MAXIMUM IN
Center to Center Distance Between Terminals0.192 INCHES NOMINAL IN
Style DesignatorOVAL BODY, WIRE LEADS
Equivalent Resistance Value in Ohms40.0 MAXIMUM
Specification/standard Data81349-MIL-C-3098/39 GOVERNMENT SPECIFICATION
Controlled Reference Temp85.0 CELSIUS DEGC
Terminal Length0.500 INCHES MINIMUM IN
Mode of OscillationTHIRD OVERTONE
Specified Frequency36.66666 MEGAHERTZ
Frequency Stability in Percent-0.0005 TO 0.0005
Operating Temp Range+80.0 TO 90.0 CELSIUS DEGC
Terminal Diameter0.017 INCHES NOMINAL IN
Shunt Capacitance in Picofarads7.0 MAXIMUM
Body Width0.402 INCHES MAXIMUM IN
Circuit ResonanceSERIES RESONANCE
Frequency Tolerance at Reference Temp in Percent-0.008 TO 0.008
Drive Level Rating0.8 MILLIWATTS MINIMUM AND 1.2 MILLIWATTS MAXIMUM
Operable Temp Range-55.0 TO 80.0 CELSIUS DEGC
Overall Thickness0.183 INCHES MAXIMUM IN
Test Data Document81349-MIL-C-3098 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5955-00-051-4756 INTERCHANGEABLE
Crystal Unit,quartz
5955-00-082-3964 INTERCHANGEABLE
Crystal Unit,quartz
5955-00-226-8419 INTERCHANGEABLE
Crystal Unit,quartz
3020-00-261-2875 INTERCHANGEABLE
Sprocket Wheel
5365-00-289-4422119407 INTERCHANGEABLE
Plug,machine Thread
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5955-00-583-0112 INTERCHANGEABLE
Crystal Unit,quartz
5955-00-583-0113 INTERCHANGEABLE
Crystal Unit,quartz
5955-00-583-0114 INTERCHANGEABLE
Crystal Unit,quartz
5955-00-583-0165 INTERCHANGEABLE
Crystal Unit,quartz
5955-00-583-0166 INTERCHANGEABLE
Crystal Unit,quartz
Cross-Reference Index
Part NumberManufacturer
MIL-C-3098/39 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
119407 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
290-4569-000 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
MIL-PRF-3098/39 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
290-4569-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
CR61/U36M66666 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5955-00-051-4756INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
5955-00-082-3964INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
5955-00-226-8419INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
3020-00-261-2875INTERCHANGEABLE
SPROCKET WHEEL
5365-00-289-4422INTERCHANGEABLE
PLUG,MACHINE THREAD
119407
5955-00-583-0112INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
5955-00-583-0113INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
5955-00-583-0114INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
5955-00-583-0165INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
5955-00-583-0166INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
5955-00-583-0167INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
5955-00-583-0168INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ

Frequently Asked Questions

What is NSN 5955-00-583-0111?

NSN 5955-00-583-0111 is a Crystal Unit,quartz, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5955 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5955-00-583-0111?

NSN 5955-00-583-0111 has 6 cross-referenced part numbers: MIL-C-3098/39 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 119407 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 290-4569-000 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), MIL-PRF-3098/39 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 290-4569-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems) and 1 more.

What NSN replaces 5955-00-583-0111?

There are 12 known substitutes for 5955-00-583-0111: 5955-00-051-4756, 5955-00-082-3964, 5955-00-226-8419 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-C-3098/39?

Key specifications for MIL-C-3098/39: Overall Width: 0.435 INCHES MAXIMUM IN; Frequency Tolerance for Operating Temp in Percent: -0.002 TO 0.002; Body Thickness: 0.150 INCHES MAXIMUM IN; Center to Center Distance Between Terminals: 0.192 INCHES NOMINAL IN. 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5955-00-583-0111 still in active supply?

NSN 5955-00-583-0111 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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