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PartsTable / COMPONENT / BS6-1689-4
BS6-1689-4 ✓ 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 RING,LANTERN is a the manufacturer industrial component. Key specifications include height: 0.375 INCHES NOMINAL IN, material: COPPER ALLOY OVERALL, inside_diameter: 0.812 INCHES NOMINAL IN, outside_diameter: 1.219 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 4320-00-218-4346, 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
BS6-1689-4
NSN: 4320-00-218-4346
FSC: 4320
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
height0.375 INCHES NOMINAL IN
materialCOPPER ALLOY OVERALL
inside_diameter0.812 INCHES NOMINAL IN
outside_diameter1.219 INCHES NOMINAL IN
NSN4320-00-218-4346
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,LANTERN TITLE COMPONENT PN BS6-1689-4 MFR RING,LANTERN
KEY FEATURES
•
INSIDE DIAMETER: 0.812 INCHES NOMINAL IN
•
HEIGHT: 0.375 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.219 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
INSIDE DIAMETER0.812 INCHES NOMINAL IN
HEIGHT0.375 INCHES NOMINAL IN
OUTSIDE DIAMETER1.219 INCHES NOMINAL IN
MATERIALCOPPER ALLOY OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
H44Interchangeable
interchangeable cross-reference
interchangeable
LS23 1-2Interchangeable
interchangeable cross-reference
interchangeable
88BIC02Interchangeable
interchangeable cross-reference
interchangeable
AA59551-S12S1BInterchangeable
interchangeable cross-reference
interchangeable
QQW343Interchangeable
interchangeable cross-reference
interchangeable
A-A-59551Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BS6-1689-4?
BS6-1689-4 is a RING,LANTERN.
What parts can replace BS6-1689-4?
There are 15 known substitutes for BS6-1689-4: H44, LS23 1-2, 88BIC02 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BS6-1689-4?
BS6-1689-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-218-4346. 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