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12578365-4 — BEARING,PLAIN,ROD END

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

12578365-4: BEARING,PLAIN,ROD END.

The BEARING,PLAIN,ROD END is a the manufacturer industrial component. Key specifications include shank_style: EXTERNALLY THREADED, thread_class: 2A A, bore_diameter: 0.3750 INCHES NOMINAL IN, thread_diameter: 0.375 INCHES NOMINAL IN, style_designator: SHOULDERED FLANGE TYPE, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-644-0591, 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
12578365-4
NSN: 3120-01-644-0591
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
shank_styleEXTERNALLY THREADED
thread_class2A A
bore_diameter0.3750 INCHES NOMINAL IN
thread_diameter0.375 INCHES NOMINAL IN
style_designatorSHOULDERED FLANGE TYPE
thread_directionRIGHT-HAND
inner_member_width0.5000 INCHES NOMINAL IN
outer_member_width0.4100 INCHES NOMINAL IN
shank_thread_length1.1900 INCHES NOMINAL IN
end_item_identificationSELF PROPELLED HOWITZER,M992A3,M109A7
thread_quantity_per_inch24
thread_series_designatorUNF
NSN3120-01-644-0591
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 12578365-4 · 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
KEY FEATURES
•
SHANK THREAD LENGTH: 1.1900 INCHES NOMINAL IN
•
BORE CENTER TO SHANK END DISTANCE: 1.9400 INCHES NOMINAL IN
•
INNER MEMBER WIDTH: 0.5000 INCHES NOMINAL IN
•
OUTER MEMBER WIDTH: 0.4100 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDERED FLANGE TYPE
•
SHANK END TO SHOULDER LENGTH: 1.1900 INCHES NOMINAL IN
•
THREAD DIAMETER: 0.375 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
SHANK THREAD LENGTH1.1900 INCHES NOMINAL IN
BORE CENTER TO SHANK END DISTANCE1.9400 INCHES NOMINAL IN
INNER MEMBER WIDTH0.5000 INCHES NOMINAL IN
OUTER MEMBER WIDTH0.4100 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDERED FLANGE TYPE
SHANK END TO SHOULDER LENGTH1.1900 INCHES NOMINAL IN
THREAD DIAMETER0.375 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
SHANK STYLEEXTERNALLY THREADED
PART NAME ASSIGNED BY CONTROLLING AGENCYROD END,SPHERICAL BEARING
SUBSTITUTES & CROSS-REFERENCES 1
ACM6Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12578365-4?
12578365-4 is a BEARING,PLAIN,ROD END.
What parts can replace 12578365-4?
There is 1 known substitute for 12578365-4: ACM6. Substitute compatibility should be verified for your specific system.
What is the NSN for 12578365-4?
12578365-4 is cataloged in the U.S. Government catalog under NSN 3120-01-644-0591. This indicates validated use in U.S. government and defense supply chains.
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