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Technical Data Sheet
PartsTable / COMPONENT / 58757-1
58757-1 ✓ 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 material: NICKEL ALLOY X-750 OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, coil_quantity: 11 1/2, inside_diameter: 0.590 INCHES NOMINAL IN, style_designator: CYLINDRICAL, spring_free_length: 1.937 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-239-0623, 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
58757-1
NSN: 3120-00-239-0623
FSC: 3120
CAGE: 84075 — MCKIERNAN-TERRY MARINE DIV OF LITTON SYSTEMS INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY X-750 OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
coil_quantity11 1/2
inside_diameter0.590 INCHES NOMINAL IN
style_designatorCYLINDRICAL
spring_free_length1.937 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
spring_free_outside_diameter0.750 INCHES NOMINAL IN
material_document_and_classificationAMS 5698 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-239-0623
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 58757-1 · 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
•
CORNER SHAPE: SQUARE ALL CORNERS
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY OUTSIDE DIAMETER: 2.7540 INCHES MINIMUM AND 2.7560 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 2.5140 INCHES MINIMUM AND 2.5160 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CORNER SHAPESQUARE ALL CORNERS
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
BODY OUTSIDE DIAMETER2.7540 INCHES MINIMUM AND 2.7560 INCHES MAXIMUM IN
OVERALL LENGTH1.5000 INCHES NOMINAL IN
BODY INSIDE DIAMETER2.5140 INCHES MINIMUM AND 2.5160 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
587-571Interchangeable
interchangeable cross-reference
interchangeable
60-603 PIECE 571Interchangeable
interchangeable cross-reference
interchangeable
60-603Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 58757-1?
58757-1 is a BEARING,SLEEVE.
What parts can replace 58757-1?
There are 3 known substitutes for 58757-1: 587-571, 60-603 PIECE 571, 60-603. Substitute compatibility should be verified for your specific system.
What is the NSN for 58757-1?
58757-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-239-0623. 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