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Technical Data Sheet
PartsTable / COMPONENT / M309
M309 ✓ 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 BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include special_features: PACKAGE OF 72 GLUES BOARDS PER BOX. USED IN LIVE-CATCH TIN CAT MOUSE TRAP, part_name_assigned_by_controlling_agency: TRAP, GLUE BOARD, RODENT.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-390-8889, 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
M309
NSN: 3120-00-390-8889
FSC: 3120
CAGE: 74061 — MIDO MFG AND DISTRIBUTING CO (USA)
SPECIFICATIONS
special_featuresPACKAGE OF 72 GLUES BOARDS PER BOX. USED IN LIVE-CATCH TIN CAT MOUSE TRAP
part_name_assigned_by_controlling_agencyTRAP, GLUE BOARD, RODENT
NSN3120-00-390-8889
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: M309 · 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 7
25942Interchangeable
interchangeable cross-reference
interchangeable
55117Interchangeable
interchangeable cross-reference
interchangeable
M309Interchangeable
interchangeable cross-reference
interchangeable
F92C301Interchangeable
interchangeable cross-reference
interchangeable
92-4-1-49-LTInterchangeable
interchangeable cross-reference
interchangeable
259.42Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M309?
M309 is a BEARING,SLEEVE.
What parts can replace M309?
There are 7 known substitutes for M309: 25942, 55117, M309 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M309?
M309 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-390-8889. 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