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PartsTable / COMPONENT / 12C0030
12C0030 ✓ 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: STEEL, hardness_rating: 30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM, inside_diameter: 2.546 INCHES MINIMUM AND 2.578 INCHES MAXIMUM IN, outside_diameter: 3.500 INCHES NOMINAL IN, features_provided: CASEHARDENED, overall_thickness: 0.0359 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 5365-01-193-6452, 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
12C0030
NSN: 5365-01-193-6452
FSC: 5365
CAGE: 2Y614 — LINK-BELT CRANES, L.P., LLLP (USA)
SPECIFICATIONS
materialSTEEL
hardness_rating30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
inside_diameter2.546 INCHES MINIMUM AND 2.578 INCHES MAXIMUM IN
outside_diameter3.500 INCHES NOMINAL IN
features_providedCASEHARDENED
overall_thickness0.0359 INCHES NOMINAL IN
NSN5365-01-193-6452
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPACER,RING TITLE COMPONENT PN 12C0030 MFR SPACER,RING
KEY FEATURES
•
OVERALL THICKNESS: 0.0359 INCHES NOMINAL IN
•
HARDNESS RATING: 30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
•
MATERIAL: STEEL
•
FEATURES PROVIDED: CASEHARDENED
•
OUTSIDE DIAMETER: 3.500 INCHES NOMINAL IN
•
INSIDE DIAMETER: 2.546 INCHES MINIMUM AND 2.578 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL THICKNESS0.0359 INCHES NOMINAL IN
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
MATERIALSTEEL
FEATURES PROVIDEDCASEHARDENED
OUTSIDE DIAMETER3.500 INCHES NOMINAL IN
INSIDE DIAMETER2.546 INCHES MINIMUM AND 2.578 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
745A742Interchangeable
interchangeable cross-reference
interchangeable
FF-B-187/1Interchangeable
interchangeable cross-reference
interchangeable
5556156Interchangeable
interchangeable cross-reference
interchangeable
12C30Interchangeable
interchangeable cross-reference
interchangeable
114GS216-1Interchangeable
interchangeable cross-reference
interchangeable
1275Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12C0030?
12C0030 is a SPACER,RING.
What parts can replace 12C0030?
There are 7 known substitutes for 12C0030: 745A742, FF-B-187/1, 5556156 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12C0030?
12C0030 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-193-6452. 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