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Technical Data Sheet
B64B ✓ 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,WEARING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, body_style: PLAIN W/INTERNAL FLANGE, corner_shape: SQUARE ALL CORNERS, overall_length: 0.625 INCHES NOMINAL IN, body_inside_diameter: 3.625 INCHES MINIMUM AND 3.628 INCHES MAXIMUM IN, body_outside_diameter: 4.122 INCHES MINIMUM AND 4.125 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 4320-00-218-4454, 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
B64B
NSN: 4320-00-218-4454
FSC: 4320
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialCOPPER ALLOY
body_stylePLAIN W/INTERNAL FLANGE
corner_shapeSQUARE ALL CORNERS
overall_length0.625 INCHES NOMINAL IN
body_inside_diameter3.625 INCHES MINIMUM AND 3.628 INCHES MAXIMUM IN
body_outside_diameter4.122 INCHES MINIMUM AND 4.125 INCHES MAXIMUM IN
internal_flange_width0.375 INCHES NOMINAL IN
internal_flange_inside_diameter3.375 INCHES MINIMUM AND 3.377 INCHES MAXIMUM IN
NSN4320-00-218-4454
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,WEARING TITLE COMPONENT PN B64B MFR RING,WEARING
KEY FEATURES
BODY OUTSIDE DIAMETER: 4.122 INCHES MINIMUM AND 4.125 INCHES MAXIMUM IN
INTERNAL FLANGE INSIDE DIAMETER: 3.375 INCHES MINIMUM AND 3.377 INCHES MAXIMUM IN
CORNER SHAPE: SQUARE ALL CORNERS
MATERIAL: COPPER ALLOY
BODY INSIDE DIAMETER: 3.625 INCHES MINIMUM AND 3.628 INCHES MAXIMUM IN
BODY STYLE: PLAIN W/INTERNAL FLANGE
INTERNAL FLANGE WIDTH: 0.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY OUTSIDE DIAMETER4.122 INCHES MINIMUM AND 4.125 INCHES MAXIMUM IN
INTERNAL FLANGE INSIDE DIAMETER3.375 INCHES MINIMUM AND 3.377 INCHES MAXIMUM IN
CORNER SHAPESQUARE ALL CORNERS
MATERIALCOPPER ALLOY
OVERALL LENGTH0.625 INCHES NOMINAL IN
BODY INSIDE DIAMETER3.625 INCHES MINIMUM AND 3.628 INCHES MAXIMUM IN
BODY STYLEPLAIN W/INTERNAL FLANGE
INTERNAL FLANGE WIDTH0.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
B-64Interchangeable
interchangeable cross-reference
interchangeable
B64AInterchangeable
interchangeable cross-reference
interchangeable
6129486 ITEM 8Interchangeable
interchangeable cross-reference
interchangeable
H3111165Interchangeable
Same NIIN cross-reference
interchangeable
R93PC8-47Interchangeable
Same NIIN cross-reference
interchangeable
R115PC8-47Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B64B?
B64B is a RING,WEARING.
What parts can replace B64B?
There are 6 known substitutes for B64B: B-64, B64A, 6129486 ITEM 8 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B64B?
B64B is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-218-4454. This indicates validated use in U.S. government and defense supply chains.
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