PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MP042Crystal Unit,quartz

Cts Inc · NSN 5955-01-125-2626 · FSC 5955 · No Item Name Available
Verified by PartsTable
NSN 5955-01-125-2626 — this item is cataloged by the U.S. Government under National Stock Number 5955-01-125-2626. Primary manufacturer part number: MP042.
Features
  • Crystal Unit,quartz — FSC 5955
  • Terminal Diameter: 0.016 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN
  • Body Width: 0.402 INCHES MAXIMUM IN
  • Overall Thickness: 0.183 INCHES MAXIMUM IN
  • Frequency Tolerance for Operating Temp in Percent: -0.010 TO 0.010
  • Center to Center Distance Between Terminals: 0.184 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
  • Equivalent Resistance Value in Ohms: 55.0 MAXIMUM
  • Drive Level Rating: 2.0 MILLIWATTS NOMINAL
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-125-2626, 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 Cts Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN5955-01-125-2626
Primary Part NumberMP042
Item NameCrystal Unit,quartz
FSC / FSG5955 / 59 — No Item Name Available
ManufacturerCts Inc
StatusACTIVE
Terminal Diameter0.016 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN
Body Width0.402 INCHES MAXIMUM IN
Overall Thickness0.183 INCHES MAXIMUM IN
Frequency Tolerance for Operating Temp in Percent-0.010 TO 0.010
Center to Center Distance Between Terminals0.184 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
Equivalent Resistance Value in Ohms55.0 MAXIMUM
Drive Level Rating2.0 MILLIWATTS NOMINAL
Style DesignatorOVAL BODY, WIRE LEADS
Terminal Length0.500 INCHES MINIMUM IN
Operating Temp Range+0.0 TO 70.0 CELSIUS DEGC
Specified Frequency4.9152 MEGAHERTZ
Body Thickness0.150 INCHES MAXIMUM IN
Shunt Capacitance in Picofarads7.0 MAXIMUM
Mode of OscillationFUNDAMENTAL
Circuit ResonanceSERIES RESONANCE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5905-01-007-6253 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Cross-Reference Index
Part NumberManufacturer
MP042 PRIMARY Cts Inc (USA)
B491 Power Control Devices, Inc. (USA)
B491 Power Control Devices Inc (USA)
NMP049 Saronix (USA)
Related Parts
5905-01-007-6253INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,

Frequently Asked Questions

What is NSN 5955-01-125-2626?

NSN 5955-01-125-2626 is a Crystal Unit,quartz, manufactured by Cts Inc, classified under FSC 5955 (No Item Name Available). Status: active.

What are the part numbers for NSN 5955-01-125-2626?

NSN 5955-01-125-2626 has 4 cross-referenced part numbers: MP042 (Cts Inc), B491 (Power Control Devices, Inc.), B491 (Power Control Devices Inc), NMP049 (Saronix).

What NSN replaces 5955-01-125-2626?

There is 1 known substitute for 5955-01-125-2626: 5905-01-007-6253. Verify interchangeability with system specifications before substitution.

What are the specifications of MP042?

Key specifications for MP042: Terminal Diameter: 0.016 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN; Body Width: 0.402 INCHES MAXIMUM IN; Overall Thickness: 0.183 INCHES MAXIMUM IN; Frequency Tolerance for Operating Temp in Percent: -0.010 TO 0.010. 17 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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