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R18508 ✓ 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 BRACKET,BEARING SUP is a the manufacturer industrial component. Key specifications include material: PLASTIC OVERALL, body_width: 3.375 INCHES NOMINAL IN, valve_size: 2.0 INCHES IN, body_height: 4.312 INCHES NOMINAL IN, body_length: 3.938 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-00-163-2454, 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
R18508
NSN: 2530-00-163-2454
FSC: 2530
CAGE: 23926 — KOMATSU AMERICA CORPORATION (USA)
SPECIFICATIONS
materialPLASTIC OVERALL
body_width3.375 INCHES NOMINAL IN
valve_size2.0 INCHES IN
body_height4.312 INCHES NOMINAL IN
body_length3.938 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating50.0 HERTZ NOMINAL AND 60.0 HERTZ NOMINAL SINGLE COMPONENT
special_featuresUSA 2" OVERSEA METRICS 50MM MM
operating_pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.190 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
NSN2530-00-163-2454
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BRACKET,BEARING SUP TITLE COMPONENT PN R18508 MFR BRACKET,BEARING SUP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
18508Interchangeable
interchangeable cross-reference
interchangeable
537429Interchangeable
interchangeable cross-reference
interchangeable
C18508Interchangeable
interchangeable cross-reference
interchangeable
25603Interchangeable
interchangeable cross-reference
interchangeable
672-0589-00Interchangeable
interchangeable cross-reference
interchangeable
PX5053Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R18508?
R18508 is a BRACKET,BEARING SUP.
What parts can replace R18508?
There are 6 known substitutes for R18508: 18508, 537429, C18508 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R18508?
R18508 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-00-163-2454. 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