PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

91804-2Crystal Unit,quartz

Drs Signal Solutions, Inc. · NSN 5955-00-071-8444 · FSC 5955 · No Item Name Available
Verified by PartsTable
NSN 5955-00-071-8444 — this item is cataloged by the U.S. Government under National Stock Number 5955-00-071-8444. Primary manufacturer part number: 91804-2.
Features
  • Crystal Unit,quartz — FSC 5955
  • Terminal Diameter: 0.030 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
  • Body Width: 0.725 INCHES MAXIMUM IN
  • Frequency Tolerance for Operating Temp in Percent: -0.005 TO 0.005
  • Center to Center Distance Between Terminals: 0.478 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN
  • Operating Temp Range: -55.0 TO 105.0 CELSIUS DEGC
  • Style Designator: OVAL BODY, PIN TERMINALS
  • Body Length: 0.775 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Crystal Unit,quartz, cataloged under National Stock Number 5955-00-071-8444, 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 Drs Signal Solutions, Inc.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5955-00-071-8444
Primary Part Number91804-2
Item NameCrystal Unit,quartz
FSC / FSG5955 / 59 — No Item Name Available
ManufacturerDrs Signal Solutions, Inc.
StatusACTIVE
Terminal Diameter0.030 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
Body Width0.725 INCHES MAXIMUM IN
Frequency Tolerance for Operating Temp in Percent-0.005 TO 0.005
Center to Center Distance Between Terminals0.478 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN
Operating Temp Range-55.0 TO 105.0 CELSIUS DEGC
Style DesignatorOVAL BODY, PIN TERMINALS
Body Length0.775 INCHES MAXIMUM IN
Circuit ResonanceANTIRESONANCE
Terminal Length0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN
Overall Thickness0.352 INCHES MAXIMUM IN
Body Thickness0.317 INCHES MAXIMUM IN
Load Capacitance in Picofarads32.0 NOMINAL AND 31.5 MINIMUM AND 32.5 MAXIMUM
Mode of OscillationFUNDAMENTAL
Drive Level Rating10.0 MILLIWATTS NOMINAL AND 8.0 MILLIWATTS MINIMUM AND 12.0 MILLIWATTS MAXIMUM
Specified Frequency2.001 MEGAHERTZ
Equivalent Resistance Value in Ohms270.0 NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5930-00-699-9085 INTERCHANGEABLE
Switch,sensitive
Cross-Reference Index
Part NumberManufacturer
91804-2 PRIMARY Drs Signal Solutions, Inc. (USA)
Related Parts
5930-00-699-9085INTERCHANGEABLE
SWITCH,SENSITIVE

Frequently Asked Questions

What is NSN 5955-00-071-8444?

NSN 5955-00-071-8444 is a Crystal Unit,quartz, manufactured by Drs Signal Solutions, Inc., classified under FSC 5955 (No Item Name Available). Status: active.

What are the part numbers for NSN 5955-00-071-8444?

NSN 5955-00-071-8444 has 1 cross-referenced part number: 91804-2 (Drs Signal Solutions, Inc.).

What NSN replaces 5955-00-071-8444?

There is 1 known substitute for 5955-00-071-8444: 5930-00-699-9085. Verify interchangeability with system specifications before substitution.

What are the specifications of 91804-2?

Key specifications for 91804-2: Terminal Diameter: 0.030 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Body Width: 0.725 INCHES MAXIMUM IN; Frequency Tolerance for Operating Temp in Percent: -0.005 TO 0.005; Center to Center Distance Between Terminals: 0.478 INCHES MINIMUM AND 0.494 INCHES MAXIMUM 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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