PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

71311850-001Crystal Unit,quartz

Lockheed Martin Corporation · NSN 5955-01-146-4360 · FSC 5955 · No Item Name Available
Verified by PartsTable
NSN 5955-01-146-4360 — this item is cataloged by the U.S. Government under National Stock Number 5955-01-146-4360. Primary manufacturer part number: 71311850-001.
Features
  • Crystal Unit,quartz — FSC 5955
  • Mode of Oscillation: FUNDAMENTAL
  • Terminal Length: 0.600 INCHES MINIMUM IN
  • Diameter: 0.326 INCHES MAXIMUM IN
  • Style Designator: HAT TYPE, 3 WIRE LEADS
  • Frequency Tolerance for Operating Temp in Percent: -0.0005 TO 0.0005
  • Center to Center Distance Between Terminals: 0.192 INCHES MINIMUM AND 0.208 INCHES MAXIMUM IN
  • Drive Level Rating: 1.0 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 5955-01-146-4360, 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 Lockheed Martin Corporation. 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5955-01-146-4360
Primary Part Number71311850-001
Item NameCrystal Unit,quartz
FSC / FSG5955 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation
StatusACTIVE
Mode of OscillationFUNDAMENTAL
Terminal Length0.600 INCHES MINIMUM IN
Diameter0.326 INCHES MAXIMUM IN
Style DesignatorHAT TYPE, 3 WIRE LEADS
Frequency Tolerance for Operating Temp in Percent-0.0005 TO 0.0005
Center to Center Distance Between Terminals0.192 INCHES MINIMUM AND 0.208 INCHES MAXIMUM IN
Drive Level Rating1.0 MILLIWATTS MAXIMUM
Equivalent Resistance Value in Ohms25.0 MAXIMUM
Circuit ResonanceSERIES RESONANCE
Terminal Diameter0.016 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
Specified Frequency16.001616 MEGAHERTZ
Shunt Capacitance in Picofarads4.5 NOMINAL
Overall Diameter0.420 INCHES MAXIMUM IN
Operating Temp Range-65.0 TO 257.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
1330-00-028-5822 INTERCHANGEABLE
Adapter,grenade,projection
1330-00-028-5823 INTERCHANGEABLE
Adapter,grenade,projection
1330-00-028-58249216131 INTERCHANGEABLE
Adapter,grenade,projection
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament
1330-00-028-5825 INTERCHANGEABLE
Adapter,grenade,projection
1330-00-028-5828 INTERCHANGEABLE
Adapter,grenade,projection
6680-00-073-840413211E8218 INTERCHANGEABLE
Indicator,sight,liquid
Cecom Lr Center
5330-01-101-203703342200 INTERCHANGEABLE
Gasket
Hatz Diesel of America Inc
7420-01-158-103882181 INTERCHANGEABLE
Calculator,electronic
Hewlett-Packard Company Dba HP
6680-01-420-7287VLI-87000-489-0-B-3/4IN. INTERCHANGEABLE
Indicator,sight,liquid
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
71311850-001 PRIMARY Lockheed Martin Corporation (USA)
82-18-1 Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA)
Related Parts
1330-00-028-5822INTERCHANGEABLE
ADAPTER,GRENADE,PROJECTION
1330-00-028-5823INTERCHANGEABLE
ADAPTER,GRENADE,PROJECTION
1330-00-028-5824INTERCHANGEABLE
ADAPTER,GRENADE,PROJECTION
9216131
1330-00-028-5825INTERCHANGEABLE
ADAPTER,GRENADE,PROJECTION
1330-00-028-5828INTERCHANGEABLE
ADAPTER,GRENADE,PROJECTION
6680-00-073-8404INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
13211E8218
5330-01-101-2037INTERCHANGEABLE
GASKET
03342200
7420-01-158-1038INTERCHANGEABLE
CALCULATOR,ELECTRONIC
82181
6680-01-420-7287INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
VLI-87000-489-0-B-3/4IN.

Frequently Asked Questions

What is NSN 5955-01-146-4360?

NSN 5955-01-146-4360 is a Crystal Unit,quartz, manufactured by Lockheed Martin Corporation, classified under FSC 5955 (No Item Name Available). Status: active.

What are the part numbers for NSN 5955-01-146-4360?

NSN 5955-01-146-4360 has 2 cross-referenced part numbers: 71311850-001 (Lockheed Martin Corporation), 82-18-1 (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled).

What NSN replaces 5955-01-146-4360?

There are 9 known substitutes for 5955-01-146-4360: 1330-00-028-5822, 1330-00-028-5823, 1330-00-028-5824 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 71311850-001?

Key specifications for 71311850-001: Mode of Oscillation: FUNDAMENTAL; Terminal Length: 0.600 INCHES MINIMUM IN; Diameter: 0.326 INCHES MAXIMUM IN; Style Designator: HAT TYPE, 3 WIRE LEADS. 16 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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