PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-PRF-3098/76Crystal Unit,quartz

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5955-00-142-0567 · FSC 5955 · No Item Name Available
Verified by PartsTable
NSN 5955-00-142-0567 — this item is cataloged by the U.S. Government under National Stock Number 5955-00-142-0567. Primary manufacturer part number: MIL-PRF-3098/76.
Features
  • Crystal Unit,quartz — FSC 5955
  • Equivalent Resistance Value in Ohms: 60.0 NOMINAL
  • Test Data Document: 81349-MILC3098 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.).
  • Frequency Tolerance for Operating Temp in Percent: -0.005 TO 0.005
  • Center to Center Distance Between Terminals: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
  • Overall Thickness: 0.460 INCHES MAXIMUM IN
  • Operating Temp Range: -55.0 TO 90.0 CELSIUS DEGC
  • Drive Level Rating: 27.0 MILLIWATTS MINIMUM AND 33.0 MILLIWATTS MAXIMUM
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Crystal Unit,quartz, cataloged under National Stock Number 5955-00-142-0567, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 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
NSN5955-00-142-0567
Primary Part NumberMIL-PRF-3098/76
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
Equivalent Resistance Value in Ohms60.0 NOMINAL
Test Data Document81349-MILC3098 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.).
Frequency Tolerance for Operating Temp in Percent-0.005 TO 0.005
Center to Center Distance Between Terminals0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
Overall Thickness0.460 INCHES MAXIMUM IN
Operating Temp Range-55.0 TO 90.0 CELSIUS DEGC
Drive Level Rating27.0 MILLIWATTS MINIMUM AND 33.0 MILLIWATTS MAXIMUM
Load Capacitance in Picofarads34.5 MINIMUM AND 35.5 MAXIMUM
Body Width1.125 INCHES MAXIMUM IN
Mode of OscillationFUNDAMENTAL
Specified Frequency6.450 MEGAHERTZ
Terminal Diameter0.123 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
Body Length1.282 INCHES MAXIMUM IN
Circuit ResonanceANTIRESONANCE
Terminal Length0.625 INCHES MINIMUM AND 0.655 INCHES MAXIMUM IN
Style DesignatorOVAL BODY, PIN TERMINALS
Body Thickness0.411 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5970-00-192-745910714-1 INTERCHANGEABLE
Insulator,disk
Hamilton Sundstrand Corporation
8040-00-262-9011299-947-107 TY2CL4 INTERCHANGEABLE
Adhesive
Bell Textron Inc
5950-00-483-400110713 INTERCHANGEABLE
Transformer,power
Standex Electronics, Inc.
1680-00-691-670510714 INTERCHANGEABLE
Insert,spring Seat
Avox Systems Inc Dba Avox Systems Inc
5930-00-707-4138BA2RV2 INTERCHANGEABLE
Switch,sensitive
Honeywell International Inc. Dba Honeyweel Sensing & Controls
5945-00-932-9301 INTERCHANGEABLE
Relay,electromagnetic
5365-01-046-0175N10714 INTERCHANGEABLE
Bushing,cap
Leslie Controls, Inc. Dba Leslie Controls Inc
4730-01-051-9840J514 4-4 070202C INTERCHANGEABLE
Elbow,pipe to Tube
Sae International Dba Sae International
6675-01-105-5764 INTERCHANGEABLE
Direct Support Sect
5985-01-157-94251071-4 INTERCHANGEABLE
Attenuator,variable
Cinch Connectivity Solutions Inc
Cross-Reference Index
Part NumberManufacturer
MIL-PRF-3098/76 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CR-1A/AR6.450000MHZ Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CR1/U6M450000 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILC3098-76 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CR-1D/U6.450000MHZ Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CR1DU Inficon Edc Inc. (USA)
10714 Cessna Aircraft Co Arc Avionics Div (USA)
Related Parts
5970-00-192-7459INTERCHANGEABLE
INSULATOR,DISK
10714-1
8040-00-262-9011INTERCHANGEABLE
ADHESIVE
299-947-107 TY2CL4
5950-00-483-4001INTERCHANGEABLE
TRANSFORMER,POWER
10713
1680-00-691-6705INTERCHANGEABLE
INSERT,SPRING SEAT
10714
5930-00-707-4138INTERCHANGEABLE
SWITCH,SENSITIVE
BA2RV2
5945-00-932-9301INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5365-01-046-0175INTERCHANGEABLE
BUSHING,CAP
N10714
4730-01-051-9840INTERCHANGEABLE
ELBOW,PIPE TO TUBE
J514 4-4 070202C
6675-01-105-5764INTERCHANGEABLE
DIRECT SUPPORT SECT
5985-01-157-9425INTERCHANGEABLE
ATTENUATOR,VARIABLE
1071-4
5120-01-200-8653INTERCHANGEABLE
SCREWDRIVER ATTACHMENT,SOCKET WR
MA-10
2815-01-216-1674INTERCHANGEABLE
MANIFOLD,INTAKE

Frequently Asked Questions

What is NSN 5955-00-142-0567?

NSN 5955-00-142-0567 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 5955-00-142-0567?

NSN 5955-00-142-0567 has 7 cross-referenced part numbers: MIL-PRF-3098/76 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), CR-1A/AR6.450000MHZ (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), CR1/U6M450000 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILC3098-76 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), CR-1D/U6.450000MHZ (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 2 more.

What NSN replaces 5955-00-142-0567?

There are 12 known substitutes for 5955-00-142-0567: 5970-00-192-7459, 8040-00-262-9011, 5950-00-483-4001 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-PRF-3098/76?

Key specifications for MIL-PRF-3098/76: Equivalent Resistance Value in Ohms: 60.0 NOMINAL; Test Data Document: 81349-MILC3098 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.).; Frequency Tolerance for Operating Temp in Percent: -0.005 TO 0.005; Center to Center Distance Between Terminals: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5955-00-142-0567 still in active supply?

NSN 5955-00-142-0567 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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