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MDH30 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

MDH30: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include shaft_type: ROUND SINGLE ACTUATOR, shaft_length: 1.188 INCHES NOMINAL SINGLE ACTUATOR IN, overall_width: 1.250 INCHES NOMINAL IN, pole_quantity: 2 SINGLE SECTION FRONT, terminal_type: TAB, SOLDER LUG, thread_length: 0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-420-9719, 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
MDH30
NSN: 3120-00-420-9719
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 24975 — PRESTOLITE ELECTRIC INC (USA)
SPECIFICATIONS
shaft_typeROUND SINGLE ACTUATOR
shaft_length1.188 INCHES NOMINAL SINGLE ACTUATOR IN
overall_width1.250 INCHES NOMINAL IN
pole_quantity2 SINGLE SECTION FRONT
terminal_typeTAB, SOLDER LUG
thread_length0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
overall_height1.312 INCHES NOMINAL IN
overall_length1.750 INCHES NOMINAL IN
shaft_diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
throw_quantity4 SINGLE SECTION FRONT
mounting_methodTHREADED BUSHING SINGLE MOUNTING FACILITY
nominal_thread_size0.375 INCHES SINGLE MOUNTING FACILITY IN
NSN3120-00-420-9719
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: MDH30 · 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
SUBSTITUTES & CROSS-REFERENCES 1
314693Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MDH30?
MDH30 is a BEARING,SLEEVE.
What parts can replace MDH30?
There is 1 known substitute for MDH30: 314693. Substitute compatibility should be verified for your specific system.
What is the NSN for MDH30?
MDH30 is cataloged in the U.S. Government catalog under NSN 3120-00-420-9719. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.