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C33A ✓ 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 SPACER,RING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 510, inside_diameter: 1.860 INCHES NOMINAL IN, outside_diameter: 1.126 INCHES NOMINAL IN, overall_thickness: 0.438 INCHES NOMINAL IN, material_document_and_classification: QQ-B-750,COMP A FED SPEC SINGLE MATERIAL RESPONSE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-00-398-9458, 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
C33A
NSN: 5365-00-398-9458
FSC: 5365
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialCOPPER ALLOY 510
inside_diameter1.860 INCHES NOMINAL IN
outside_diameter1.126 INCHES NOMINAL IN
overall_thickness0.438 INCHES NOMINAL IN
material_document_and_classificationQQ-B-750,COMP A FED SPEC SINGLE MATERIAL RESPONSE
NSN5365-00-398-9458
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPACER,RING TITLE COMPONENT PN C33A MFR SPACER,RING
KEY FEATURES
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-750,COMP A FED SPEC SINGLE MATERIAL RESPONSE
•
OUTSIDE DIAMETER: 1.126 INCHES NOMINAL IN
•
OVERALL THICKNESS: 0.438 INCHES NOMINAL IN
•
INSIDE DIAMETER: 1.860 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY 510
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-750,COMP A FED SPEC SINGLE MATERIAL RESPONSE
OUTSIDE DIAMETER1.126 INCHES NOMINAL IN
OVERALL THICKNESS0.438 INCHES NOMINAL IN
INSIDE DIAMETER1.860 INCHES NOMINAL IN
MATERIALCOPPER ALLOY 510
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
11B5090651-72Interchangeable
interchangeable cross-reference
interchangeable
14358Interchangeable
interchangeable cross-reference
interchangeable
54767Interchangeable
interchangeable cross-reference
interchangeable
1120-0025Interchangeable
interchangeable cross-reference
interchangeable
112-35Interchangeable
interchangeable cross-reference
interchangeable
260-408Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C33A?
C33A is a SPACER,RING.
What parts can replace C33A?
There are 20 known substitutes for C33A: 11B5090651-72, 14358, 54767 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C33A?
C33A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-00-398-9458. 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