PartsTable
Technical Data Sheet
PartsTable / COMPONENT / MS13859-1
MS13859-1 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The ROTOR SET,SCAVENGE AIR BLOWER is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include clutch: NOT INCLUDED, weight: 9.600 OUNCES OZ, diameter: 3.250 INCHES NOMINAL IN, material: STEEL COMP E52100, oversize: 0.020 INCHES NOMINAL IN, cut_depth: 0.344 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 3120-00-325-6202, 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
MS13859-1
NSN: 3120-00-325-6202
FSC: 3120
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
clutchNOT INCLUDED
weight9.600 OUNCES OZ
diameter3.250 INCHES NOMINAL IN
materialSTEEL COMP E52100
oversize0.020 INCHES NOMINAL IN
cut_depth0.344 INCHES NOMINAL IN
head_styleFLAT
oil_grooveNOT INCLUDED
skirt_typeSOLID
superchargerNOT INCLUDED
transmissionNOT INCLUDED
carbon_grooveNOT INCLUDED
NSN3120-00-325-6202
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: MS13859-1 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
609305Interchangeable
interchangeable cross-reference
interchangeable
KEL2-27-1Interchangeable
interchangeable cross-reference
interchangeable
15890Interchangeable
interchangeable cross-reference
interchangeable
N271-135PC5158157-5158158Interchangeable
interchangeable cross-reference
interchangeable
MILE11275Interchangeable
interchangeable cross-reference
interchangeable
5190012Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS13859-1?
MS13859-1 is a ROTOR SET,SCAVENGE AIR BLOWER.
What parts can replace MS13859-1?
There are 8 known substitutes for MS13859-1: 609305, KEL2-27-1, 15890 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS13859-1?
MS13859-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-325-6202. 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