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12592121 — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

12592121: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_length: 0.9850 INCHES MINIMUM AND 1.0150 INCHES MAXIMUM IN, special_features: TM 9-1015-252-34P, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 4.0600 INCHES MINIMUM AND 4.1600 INCHES MAXIMUM IN, body_outside_diameter: 0.5319 INCHES MINIMUM AND 0.5323 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-490-5097, 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
12592121
NSN: 3120-01-490-5097
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length0.9850 INCHES MINIMUM AND 1.0150 INCHES MAXIMUM IN
special_featuresTM 9-1015-252-34P
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter4.0600 INCHES MINIMUM AND 4.1600 INCHES MAXIMUM IN
body_outside_diameter0.5319 INCHES MINIMUM AND 0.5323 INCHES MAXIMUM IN
end_item_identificationHOWITZER, M119A1
part_name_assigned_by_controlling_agencyBUSHING SLEEVE
NSN3120-01-490-5097
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 12592121 · 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
•
BODY OUTSIDE DIAMETER: 0.5319 INCHES MINIMUM AND 0.5323 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 4.0600 INCHES MINIMUM AND 4.1600 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
BODY OUTSIDE DIAMETER0.5319 INCHES MINIMUM AND 0.5323 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH0.9850 INCHES MINIMUM AND 1.0150 INCHES MAXIMUM IN
BODY INSIDE DIAMETER4.0600 INCHES MINIMUM AND 4.1600 INCHES MAXIMUM IN
SPECIAL FEATURESTM 9-1015-252-34P
PART NAME ASSIGNED BY CONTROLLING AGENCYBUSHING SLEEVE
END ITEM IDENTIFICATIONHOWITZER, M119A1
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12592121?
12592121 is a BUSHING,SLEEVE.
What is the NSN for 12592121?
12592121 is cataloged in the U.S. Government catalog under NSN 3120-01-490-5097. 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.