PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

855064Crystal Unit,quartz

Fluke Corp · NSN 5955-01-365-5508 · FSC 5955 · No Item Name Available
Verified by PartsTable
NSN 5955-01-365-5508 — this item is cataloged by the U.S. Government under National Stock Number 5955-01-365-5508. Primary manufacturer part number: 855064.
Features
  • Crystal Unit,quartz — FSC 5955
  • Equivalent Resistance Value in Ohms: 40.0 MAXIMUM
  • Mode of Oscillation: THIRD OVERTONE
  • Specified Frequency: 39.999 MEGAHERTZ
  • Shunt Capacitance in Picofarads: 5.5 MAXIMUM
  • Drive Level Rating: 0.5 MILLIWATTS NOMINAL
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Operating Temp Range: +0.0 TO 65.0 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 5955-01-365-5508, 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 Fluke Corp. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5955-01-365-5508
Primary Part Number855064
Item NameCrystal Unit,quartz
FSC / FSG5955 / 59 — No Item Name Available
ManufacturerFluke Corp
StatusACTIVE
Equivalent Resistance Value in Ohms40.0 MAXIMUM
Mode of OscillationTHIRD OVERTONE
Specified Frequency39.999 MEGAHERTZ
Shunt Capacitance in Picofarads5.5 MAXIMUM
Drive Level Rating0.5 MILLIWATTS NOMINAL
Terminal Length0.500 INCHES MINIMUM IN
Operating Temp Range+0.0 TO 65.0 CELSIUS DEGC
Center to Center Distance Between Terminals0.200 INCHES NOMINAL IN
Overall Diameter0.383 INCHES MAXIMUM IN
Terminal Diameter0.016 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN
Frequency Tolerance for Operating Temp in Percent-0.005 TO 0.005
Style DesignatorHAT TYPE, 3 WIRE LEADS
Circuit ResonanceSERIES RESONANCE
Diameter0.326 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5355-00-284-5130 INTERCHANGEABLE
Knob
Cross-Reference Index
Part NumberManufacturer
855064 PRIMARY Fluke Corp (USA)
BK-1B Bliley Technologies Inc (USA)
Related Parts
5355-00-284-5130INTERCHANGEABLE
KNOB

Frequently Asked Questions

What is NSN 5955-01-365-5508?

NSN 5955-01-365-5508 is a Crystal Unit,quartz, manufactured by Fluke Corp, classified under FSC 5955 (No Item Name Available). Status: active.

What are the part numbers for NSN 5955-01-365-5508?

NSN 5955-01-365-5508 has 2 cross-referenced part numbers: 855064 (Fluke Corp), BK-1B (Bliley Technologies Inc).

What NSN replaces 5955-01-365-5508?

There is 1 known substitute for 5955-01-365-5508: 5355-00-284-5130. Verify interchangeability with system specifications before substitution.

What are the specifications of 855064?

Key specifications for 855064: Equivalent Resistance Value in Ohms: 40.0 MAXIMUM; Mode of Oscillation: THIRD OVERTONE; Specified Frequency: 39.999 MEGAHERTZ; Shunt Capacitance in Picofarads: 5.5 MAXIMUM. 15 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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