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PartsTable / COMPONENT / R74PC6
R74PC6 ✓ 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 SLEEVE,SHAFT,PUMP is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY K-500 OVERALL, corner_shape: ROUND LEFT FLANGE BODY CORNER, flange_width: 0.2500 INCHES NOMINAL IN, overall_length: 3.7500 INCHES NOMINAL IN, keyway_dimension: 0.2500 INCHES NOMINAL INTERNAL KEYWAY LENGTH IN, special_features: KEYWAY TAPPERED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-336-5412, 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
R74PC6
NSN: 4320-00-336-5412
FSC: 4320
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialNICKEL ALLOY K-500 OVERALL
corner_shapeROUND LEFT FLANGE BODY CORNER
flange_width0.2500 INCHES NOMINAL IN
overall_length3.7500 INCHES NOMINAL IN
keyway_dimension0.2500 INCHES NOMINAL INTERNAL KEYWAY LENGTH IN
special_featuresKEYWAY TAPPERED
style_designatorSOLID, EXTERNAL FLANGE ONE END
features_providedCASEHARDENED
body_inside_diameter1.1250 INCHES NOMINAL IN
body_outside_diameter1.3820 INCHES NOMINAL IN
flange_outside_diameter1.6250 INCHES NOMINAL IN
material_document_and_classificationQQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN4320-00-336-5412
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SLEEVE,SHAFT,PUMP TITLE COMPONENT PN R74PC6 MFR SLEEVE,SHAFT,PUMP
KEY FEATURES
•
FEATURES PROVIDED: CASEHARDENED
•
KEYWAY DIMENSION: 0.1250 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN
•
FLANGE WIDTH: 0.2500 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 1.1250 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 1.3820 INCHES NOMINAL IN
•
FLANGE OUTSIDE DIAMETER: 1.6250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FEATURES PROVIDEDCASEHARDENED
KEYWAY DIMENSION0.1250 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN
KEYWAY DIMENSION0.2500 INCHES NOMINAL INTERNAL KEYWAY DEPTH IN
FLANGE WIDTH0.2500 INCHES NOMINAL IN
OVERALL LENGTH3.7500 INCHES NOMINAL IN
BODY INSIDE DIAMETER1.1250 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER1.3820 INCHES NOMINAL IN
FLANGE OUTSIDE DIAMETER1.6250 INCHES NOMINAL IN
CORNER SHAPEROUND LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
ML-55Interchangeable
interchangeable cross-reference
interchangeable
80-AInterchangeable
interchangeable cross-reference
interchangeable
D101Interchangeable
interchangeable cross-reference
interchangeable
ES1411-12Interchangeable
interchangeable cross-reference
interchangeable
D101-00Interchangeable
interchangeable cross-reference
interchangeable
57872-5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R74PC6?
R74PC6 is a SLEEVE,SHAFT,PUMP.
What parts can replace R74PC6?
There are 11 known substitutes for R74PC6: ML-55, 80-A, D101 and 8 more. Substitute compatibility should be verified for your specific system.
Is R74PC6 still available?
R74PC6 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026