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Technical Data Sheet
PartsTable / COMPONENT / NAS538-8P53
NAS538-8P53 ✓ 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 BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OR STEEL COMP 8630 OVERALL, corner_shape: CHAMFERED INSIDE RIGHT CORNER, flange_width: 0.0550 INCHES MINIMUM AND 0.0600 INCHES MAXIMUM IN, overall_length: 0.5800 INCHES MINIMUM AND 0.5900 INCHES MAXIMUM IN, style_designator: SOLID, EXTERNAL FLANGE ONE END, surface_treatment: CADMIUM OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-026-2525, 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
NAS538-8P53
NSN: 3120-00-026-2525
FSC: 3120
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OR STEEL COMP 8630 OVERALL
corner_shapeCHAMFERED INSIDE RIGHT CORNER
flange_width0.0550 INCHES MINIMUM AND 0.0600 INCHES MAXIMUM IN
overall_length0.5800 INCHES MINIMUM AND 0.5900 INCHES MAXIMUM IN
style_designatorSOLID, EXTERNAL FLANGE ONE END
surface_treatmentCADMIUM OVERALL
body_inside_diameter0.4840 INCHES MINIMUM AND 0.4910 INCHES MAXIMUM IN
body_outside_diameter0.6257 INCHES MINIMUM AND 0.6265 INCHES MAXIMUM IN
flange_outside_diameter0.7400 INCHES MINIMUM AND 0.7600 INCHES MAXIMUM IN
specification/standard_data80205-NAS538 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
surface_treatment_document_and_classificationQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN3120-00-026-2525
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: NAS538-8P53 · 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 LEFT FLANGE OUTSIDE RIGHT CORNER
•
MATERIAL: STEEL COMP 4130 OR STEEL COMP 8630 OVERALL
•
SPECIFICATION/STANDARD DATA: 80205-NAS538 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGE ONE END
•
SURFACE TREATMENT: CADMIUM OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
MATERIALSTEEL COMP 4130 OR STEEL COMP 8630 OVERALL
SPECIFICATION/STANDARD DATA80205-NAS538 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
SURFACE TREATMENTCADMIUM OVERALL
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
BODY OUTSIDE DIAMETER0.6257 INCHES MINIMUM AND 0.6265 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 1
NAS538Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NAS538-8P53?
NAS538-8P53 is a BUSHING,SLEEVE.
What parts can replace NAS538-8P53?
There is 1 known substitute for NAS538-8P53: NAS538. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS538-8P53?
NAS538-8P53 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-026-2525. 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