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PartsTable / COMPONENT / BS5-1786
BS5-1786 ✓ 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 FOLLOWER,PISTON,PUMP is a the manufacturer industrial component. Key specifications include material: IRON, fsc_application_data: RECIPROCATING PUMP, end_item_identification: WARREN PUMP CO 11X8X18 VERTICAL SINGLE EMERGENCY FEED PUMP, general_characteristics_item_description: GUN METAL CAST. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-218-4412, 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
BS5-1786
NSN: 4320-00-218-4412
FSC: 4320
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialIRON
fsc_application_dataRECIPROCATING PUMP
end_item_identificationWARREN PUMP CO 11X8X18 VERTICAL SINGLE EMERGENCY FEED PUMP
general_characteristics_item_descriptionGUN METAL CAST
NSN4320-00-218-4412
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FOLLOWER,PISTON,PUMP TITLE COMPONENT PN BS5-1786 MFR FOLLOWER,PISTON,PUMP
KEY FEATURES
•
FSC APPLICATION DATA: REC1PROCATING PUMP
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
FSC APPLICATION DATAREC1PROCATING PUMP
MATERIALNICKEL ALLOY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
BS5-1786Interchangeable
interchangeable cross-reference
interchangeable
UA-13Interchangeable
interchangeable cross-reference
interchangeable
BS5-1786 PIECE 2Interchangeable
interchangeable cross-reference
interchangeable
BS5-1786 PIECE 113Interchangeable
interchangeable cross-reference
interchangeable
P-342Interchangeable
interchangeable cross-reference
interchangeable
BS5-1786 PIECE 22Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BS5-1786?
BS5-1786 is a FOLLOWER,PISTON,PUMP.
What parts can replace BS5-1786?
There are 10 known substitutes for BS5-1786: BS5-1786, UA-13, BS5-1786 PIECE 2 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BS5-1786?
BS5-1786 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-218-4412. 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