PartsTable
Technical Data Sheet
PartsTable / MRO / FM3
FM3 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 FM3 is a the manufacturer industrial component. Key specifications include material: RUBBER PACKING, case_style: SQUARE, seal_width: 0.531 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN, overall_width: 11.000 INCHES NOMINAL IN, overall_height: 9.500 INCHES NOMINAL IN, overall_length: 14.000 INCHES NOMINAL 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 6625-00-308-2670, 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
MRO→ MRO_GENERAL→ FM3
NSN: 6625-00-308-2670
FSC: 6625
CAGE: 88869 — EATON CORP ELECTRONIC INSTRUMENTATION DIV LOS ANGELES PLANT (USA)
SPECIFICATIONS
materialRUBBER PACKING
case_styleSQUARE
seal_width0.531 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN
overall_width11.000 INCHES NOMINAL IN
overall_height9.500 INCHES NOMINAL IN
overall_length14.000 INCHES NOMINAL IN
features_providedINTERNAL BATTERY ACCOMMODATION AND INTERNAL FREQUENCY CALIBRATING CRYSTAL
housing_bore_diameter5.751 INCHES NOMINAL IN
manual_control_methodSCREW
sealing_element_styleANGULAR
frequency_response_range+0.02 TO 1.00 GIGAHERTZ
valve_discharge_flow_rate12.0 GALLONS PER MINUTE
NSN6625-00-308-2670
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FM3 TITLE COMPONENT PN FM3 MFR FM3
KEY FEATURES
•
MATERIAL: ALUMINUM
•
FREQUENCY RESPONSE RANGE: +0.02 TO 1.00 GIGAHERTZ
•
FEATURES PROVIDED: INTERNAL BATTERY ACCOMMODATION AND INTERNAL FREQUENCY CALIBRATING CRYSTAL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT9.500 INCHES NOMINAL IN
OVERALL WIDTH11.000 INCHES NOMINAL IN
MATERIALALUMINUM
FREQUENCY RESPONSE RANGE+0.02 TO 1.00 GIGAHERTZ
FEATURES PROVIDEDINTERNAL BATTERY ACCOMMODATION AND INTERNAL FREQUENCY CALIBRATING CRYSTAL
OVERALL LENGTH14.000 INCHES NOMINAL IN
OVERALL HEIGHT9.500 INCHES NOMINAL IN
OVERALL WIDTH11.000 INCHES NOMINAL IN
MATERIALALUMINUM
FREQUENCY RESPONSE RANGE+0.02 TO 1.00 GIGAHERTZ
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
TX163Interchangeable
interchangeable cross-reference
interchangeable
55049Interchangeable
interchangeable cross-reference
interchangeable
575416Interchangeable
interchangeable cross-reference
interchangeable
FM3Interchangeable
interchangeable cross-reference
interchangeable
T0094622Interchangeable
interchangeable cross-reference
interchangeable
8026531Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FM3?
FM3 is a FM3. It is classified as a MRO (MRO_GENERAL).
What parts can replace FM3?
There are 6 known substitutes for FM3: TX163, 55049, 575416 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FM3?
FM3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-308-2670. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026