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PartsTable / COMPONENT / 999R0335PIECE34
999R0335PIECE34 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The IMPELLER,PUMP,CENTRIFUGAL is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, blade_type: BACKWARD CURVE, hub_length: 1.375 INCHES NOMINAL IN, design_type: SINGLE WIDTH, keyway_type: STRAIGHT, hub_location: SINGLE INSIDE OFFSET. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-01-181-8580, 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
999R0335PIECE34
NSN: 4320-01-181-8580
FSC: 4320
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialNICKEL ALLOY
blade_typeBACKWARD CURVE
hub_length1.375 INCHES NOMINAL IN
design_typeSINGLE WIDTH
keyway_typeSTRAIGHT
hub_locationSINGLE INSIDE OFFSET
hub_quantity1
keyway_depth0.103 INCHES NOMINAL IN
keyway_width0.188 INCHES NOMINAL IN
keyway_length1.375 INCHES NOMINAL IN
overall_width1.750 INCHES NOMINAL IN
blade_quantity5
NSN4320-01-181-8580
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available IMPELLER,PUMP,CENTRIFUGAL TITLE COMPONENT PN 999R0335PIECE34 MFR IMPELLER,PUMP,CENTRIFU
KEY FEATURES
•
HUB BORE DIAMETER: 0.688 INCHES NOMINAL IN
•
MATERIAL: NICKEL ALLOY
•
OVERALL DIAMETER: 6.000 INCHES NOMINAL IN
•
KEYWAY DEPTH: 0.103 INCHES NOMINAL IN
•
KEYWAY WIDTH: 0.188 INCHES NOMINAL IN
•
HUB QUANTITY: 1
•
KEYWAY TYPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
HUB BORE DIAMETER0.688 INCHES NOMINAL IN
MATERIALNICKEL ALLOY
OVERALL DIAMETER6.000 INCHES NOMINAL IN
KEYWAY DEPTH0.103 INCHES NOMINAL IN
KEYWAY WIDTH0.188 INCHES NOMINAL IN
OVERALL WIDTH1.750 INCHES NOMINAL IN
HUB QUANTITY1
KEYWAY TYPESTRAIGHT
BLADE TYPEBACKWARD CURVE
MOUNTING METHODKEY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
NC16660-4.812 IN.Interchangeable
interchangeable cross-reference
interchangeable
NC16660Interchangeable
interchangeable cross-reference
interchangeable
A391Interchangeable
interchangeable cross-reference
interchangeable
NC16660-6INInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 999R0335PIECE34?
999R0335PIECE34 is a IMPELLER,PUMP,CENTRIFUGAL.
What parts can replace 999R0335PIECE34?
There are 4 known substitutes for 999R0335PIECE34: NC16660-4.812 IN., NC16660, A391 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 999R0335PIECE34?
999R0335PIECE34 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-01-181-8580. 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