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Technical Data Sheet
PartsTable / COMPONENT / 1755191
1755191 ✓ 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: COPPER ALLOY OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.6200 INCHES MINIMUM AND 0.6300 INCHES MAXIMUM IN, special_features: LUBRICATION MATERIAL I.A.W. MIL-L-17331, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 1.5015 INCHES MINIMUM AND 1.5030 INCHES MAXIMUM 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 3120-00-874-5527, 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
1755191
NSN: 3120-00-874-5527
FSC: 3120
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.6200 INCHES MINIMUM AND 0.6300 INCHES MAXIMUM IN
special_featuresLUBRICATION MATERIAL I.A.W. MIL-L-17331
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter1.5015 INCHES MINIMUM AND 1.5030 INCHES MAXIMUM IN
body_outside_diameter1.7525 INCHES MINIMUM AND 1.7540 INCHES MAXIMUM IN
material_document_and_classificationMIL-B-5687,TYPE I,GRADE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-874-5527
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 1755191 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-5687,TYPE I,GRADE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: COPPER ALLOY OVERALL
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 1.5015 INCHES MINIMUM AND 1.5030 INCHES MAXIMUM IN
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 1.7525 INCHES MINIMUM AND 1.7540 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5687,TYPE I,GRADE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY OVERALL
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
SPECIAL FEATURESLUBRICATION MATERIAL I.A.W. MIL-L-17331
OVERALL LENGTH0.6200 INCHES MINIMUM AND 0.6300 INCHES MAXIMUM IN
BODY INSIDE DIAMETER1.5015 INCHES MINIMUM AND 1.5030 INCHES MAXIMUM IN
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER1.7525 INCHES MINIMUM AND 1.7540 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
AA506-2Interchangeable
interchangeable cross-reference
interchangeable
MILB5687Interchangeable
interchangeable cross-reference
interchangeable
2713059Interchangeable
interchangeable cross-reference
interchangeable
3120-2 STYLE 1Interchangeable
interchangeable cross-reference
interchangeable
A1104-2Interchangeable
interchangeable cross-reference
interchangeable
B1418-8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1755191?
1755191 is a BEARING,SLEEVE.
What parts can replace 1755191?
There are 11 known substitutes for 1755191: AA506-2, MILB5687, 2713059 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1755191?
1755191 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-874-5527. 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