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Technical Data Sheet
PartsTable / COMPONENT / MA300-21024
MA300-21024 ✓ 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 BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: IRON, body_style: STRAIGHT SHAPE, body_length: 0.250 INCHES NOMINAL IN, tuning_type: FIXED, control_type: REMOTE, corner_shape: SQUARE OUTSIDE RIGHT CORNER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-101-2694, 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
MA300-21024
NSN: 3120-01-101-2694
FSC: 3120
CAGE: 34623 — AM GENERAL LLC (USA)
SPECIFICATIONS
materialIRON
body_styleSTRAIGHT SHAPE
body_length0.250 INCHES NOMINAL IN
tuning_typeFIXED
control_typeREMOTE
corner_shapeSQUARE OUTSIDE RIGHT CORNER
flange_width0.0220 INCHES NOMINAL IN
model_number1082 SERIES
power_rating50.0 WATTS NOMINAL
document_typeCOMMERCIAL CATALOG
end_item_nameALARM SYSTEM MAGNETIC CONTACT
overall_width0.290 INCHES NOMINAL IN
NSN3120-01-101-2694
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: MA300-21024 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
1087Interchangeable
interchangeable cross-reference
interchangeable
199T5Interchangeable
interchangeable cross-reference
interchangeable
5525-154Interchangeable
interchangeable cross-reference
interchangeable
RA56Interchangeable
interchangeable cross-reference
interchangeable
1538556Interchangeable
interchangeable cross-reference
interchangeable
CT339-21Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MA300-21024?
MA300-21024 is a BUSHING,SLEEVE.
What parts can replace MA300-21024?
There are 19 known substitutes for MA300-21024: 1087, 199T5, 5525-154 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MA300-21024?
MA300-21024 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-101-2694. 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