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PartsTable / COMPONENT / E-665 PIECE 12
E-665 PIECE 12 ✓ 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 GLAND,SEAL is a the manufacturer industrial component. Key specifications include end_item_identification: WARREN VERTICAL SCREW PUMP, general_characteristics_item_description: STEEL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-01-191-4276, 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
E-665 PIECE 12
NSN: 4320-01-191-4276
FSC: 4320
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
end_item_identificationWARREN VERTICAL SCREW PUMP
general_characteristics_item_descriptionSTEEL
NSN4320-01-191-4276
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GLAND,SEAL TITLE COMPONENT PN E-665 PIECE 12 MFR GLAND,SEAL
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL
END ITEM IDENTIFICATIONWARREN VERTICAL SCREW PUMP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
331146-1Interchangeable
interchangeable cross-reference
interchangeable
E665-LO2Interchangeable
interchangeable cross-reference
interchangeable
M250080-250082Interchangeable
interchangeable cross-reference
interchangeable
250082Interchangeable
interchangeable cross-reference
interchangeable
E-665Interchangeable
interchangeable cross-reference
interchangeable
017B0508K081AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is E-665 PIECE 12?
E-665 PIECE 12 is a GLAND,SEAL.
What parts can replace E-665 PIECE 12?
There are 13 known substitutes for E-665 PIECE 12: 331146-1, E665-LO2, M250080-250082 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for E-665 PIECE 12?
E-665 PIECE 12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-01-191-4276. 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