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PartsTable / COMPONENT / AS31275
AS31275 ✓ 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 LEFT FLANGE OUTSIDE RIGHT CORNER, flange_width: 0.0600 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM IN, overall_length: 0.8960 INCHES MINIMUM AND 0.9160 INCHES MAXIMUM IN, style_designator: SOLID, EXTERNAL FLANGE ONE END, body_inside_diameter: 0.8640 INCHES MINIMUM AND 0.8660 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 3120-00-474-3203, 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
AS31275
NSN: 3120-00-474-3203
FSC: 3120
CAGE: 12776 — AIRCRAFT SUPPLIES (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
corner_shapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
flange_width0.0600 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM IN
overall_length0.8960 INCHES MINIMUM AND 0.9160 INCHES MAXIMUM IN
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter0.8640 INCHES MINIMUM AND 0.8660 INCHES MAXIMUM IN
body_outside_diameter1.0640 INCHES MINIMUM AND 1.0650 INCHES MAXIMUM IN
flange_outside_diameter1.3650 INCHES MINIMUM AND 1.3850 INCHES MAXIMUM IN
material_document_and_classificationAMS 4846 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-474-3203
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: AS31275 · 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 OUTSIDE LEFT CORNER
•
BODY OUTSIDE DIAMETER: 1.0640 INCHES MINIMUM AND 1.0650 INCHES MAXIMUM IN
•
FLANGE OUTSIDE DIAMETER: 1.3650 INCHES MINIMUM AND 1.3850 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 0.8640 INCHES MINIMUM AND 0.8660 INCHES MAXIMUM IN
•
FLANGE WIDTH: 0.0600 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 4846 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
BODY OUTSIDE DIAMETER1.0640 INCHES MINIMUM AND 1.0650 INCHES MAXIMUM IN
FLANGE OUTSIDE DIAMETER1.3650 INCHES MINIMUM AND 1.3850 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.8640 INCHES MINIMUM AND 0.8660 INCHES MAXIMUM IN
FLANGE WIDTH0.0600 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM IN
OVERALL LENGTH0.8960 INCHES MINIMUM AND 0.9160 INCHES MAXIMUM IN
CORNER SHAPESQUARE INSIDE RIGHT CORNER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4846 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
MATERIALCOPPER ALLOY OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
31275Interchangeable
interchangeable cross-reference
interchangeable
8108377Interchangeable
interchangeable cross-reference
interchangeable
8467Interchangeable
interchangeable cross-reference
interchangeable
C2421Interchangeable
interchangeable cross-reference
interchangeable
17Interchangeable
interchangeable cross-reference
interchangeable
231275Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AS31275?
AS31275 is a BEARING,SLEEVE.
What parts can replace AS31275?
There are 7 known substitutes for AS31275: 31275, 8108377, 8467 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS31275?
AS31275 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-474-3203. 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