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Technical Data Sheet
PartsTable / COMPONENT / ERC1187-2
ERC1187-2 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The CRYSTAL UNIT,QUARTZ is a the manufacturer industrial component. Key specifications include material: GLASS COVER HOLDER, body_width: 0.394 INCHES MINIMUM AND 0.401 INCHES MAXIMUM IN, overall_width: 0.435 INCHES MAXIMUM IN, body_thickness: 0.142 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN, overall_length: 0.425 INCHES MAXIMUM IN, terminal_length: 1.500 INCHES MINIMUM AND 1.525 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5955-00-820-3704, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
ERC1187-2
NSN: 5955-00-820-3704
FSC: 5955
CAGE: 13571 — ELECTRONIC RESEARCH COMPANY (USA)
SPECIFICATIONS
materialGLASS COVER HOLDER
body_width0.394 INCHES MINIMUM AND 0.401 INCHES MAXIMUM IN
overall_width0.435 INCHES MAXIMUM IN
body_thickness0.142 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN
overall_length0.425 INCHES MAXIMUM IN
terminal_length1.500 INCHES MINIMUM AND 1.525 INCHES MAXIMUM IN
style_designatorRECTANGULAR BODY, GULL WING
circuit_resonanceSERIES RESONANCE
overall_thickness0.183 INCHES MAXIMUM IN
terminal_diameter0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN
drive_level_rating2.0 MILLIWATTS NOMINAL AND 1.0 MILLIWATTS MINIMUM AND 2.4 MILLIWATTS MAXIMUM
mode_of_oscillationFIFTH OVERTONE AND THIRD OVERTONE
NSN5955-00-820-3704
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CRYSTAL UNIT,QUARTZ TITLE COMPONENT PN ERC1187-2 MFR CRYSTAL UNIT,QUARTZ
KEY FEATURES
•
OPERATING TEMP RANGE: -40.0 TO 90.0 CELSIUS AND -55.0/-40.0 CELSIUS AND +90.0 TO 105.0 CELSIUS DEGC
•
CENTER TO CENTER DISTANCE BETWEEN TERMINALS: 0.184 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
•
EQUIVALENT RESISTANCE VALUE IN OHMS: 60.0 NOMINAL
•
SPECIFIED FREQUENCY: 74.3333 MEGAHERTZ
•
BODY THICKNESS: 0.142 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN
•
TERMINAL DIAMETER: 0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: RECTANGULAR BODY, GULL WING
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING TEMP RANGE-40.0 TO 90.0 CELSIUS AND -55.0/-40.0 CELSIUS AND +90.0 TO 105.0 CELSIUS DEGC
CENTER TO CENTER DISTANCE BETWEEN TERMINALS0.184 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
EQUIVALENT RESISTANCE VALUE IN OHMS60.0 NOMINAL
SPECIFIED FREQUENCY74.3333 MEGAHERTZ
OVERALL LENGTH0.425 INCHES MAXIMUM IN
BODY THICKNESS0.142 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN
TERMINAL DIAMETER0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN
STYLE DESIGNATORRECTANGULAR BODY, GULL WING
MATERIALGLASS COVER HOLDER
CIRCUIT RESONANCESERIES RESONANCE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
6692Interchangeable
interchangeable cross-reference
interchangeable
C6692Interchangeable
interchangeable cross-reference
interchangeable
74185Interchangeable
interchangeable cross-reference
interchangeable
368023R1Interchangeable
interchangeable cross-reference
interchangeable
12249Interchangeable
interchangeable cross-reference
interchangeable
1502513Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ERC1187-2?
ERC1187-2 is a CRYSTAL UNIT,QUARTZ.
What parts can replace ERC1187-2?
There are 14 known substitutes for ERC1187-2: 6692, C6692, 74185 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ERC1187-2?
ERC1187-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5955-00-820-3704. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026