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SG1274PC18 — Technical Data Sheet

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— · 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 slot_width: 0.3125 INCHES NOMINAL FIRST IN, slot_length: 0.3125 INCHES NOMINAL FIRST IN, corner_shape: ROUND INSIDE LEFT CORNER, hole_diameter: 0.2500 INCHES NOMINAL FIRST IN, overall_length: 2.9375 INCHES NOMINAL IN, style_designator: SOLID, EXTERNAL FLANGES BOTH ENDS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-339-2463, 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
SG1274PC18
NSN: 3120-00-339-2463
FSC: 3120
CAGE: 59180 — CIRCOR PUMPS NORTH AMERICA LLC (USA)
SPECIFICATIONS
slot_width0.3125 INCHES NOMINAL FIRST IN
slot_length0.3125 INCHES NOMINAL FIRST IN
corner_shapeROUND INSIDE LEFT CORNER
hole_diameter0.2500 INCHES NOMINAL FIRST IN
overall_length2.9375 INCHES NOMINAL IN
style_designatorSOLID, EXTERNAL FLANGES BOTH ENDS
left_flange_width0.3750 INCHES NOMINAL IN
right_flange_width0.2500 INCHES NOMINAL IN
body_inside_diameter1.5020 INCHES MINIMUM AND 1.5030 INCHES MAXIMUM IN
body_outside_diameter1.9985 INCHES MINIMUM AND 1.9990 INCHES MAXIMUM IN
left_internal_flange_width2.1875 INCHES NOMINAL IN
left_flange_outside_diameter2.7460 INCHES MINIMUM AND 2.7480 INCHES MAXIMUM IN
NSN3120-00-339-2463
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: SG1274PC18 · 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
•
RIGHT FLANGE WIDTH: 0.2500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGES BOTH ENDS
•
SURFACE GROOVE LOCATION AND QUANTITY: 2 INTERNAL AND 1 EXTERNAL
•
HOLE DIAMETER: 0.2500 INCHES NOMINAL FIRST IN
•
BODY INSIDE DIAMETER: 1.5020 INCHES MINIMUM AND 1.5030 INCHES MAXIMUM IN
•
LEFT FLANGE WIDTH: 0.3750 INCHES NOMINAL IN
•
LEFT FLANGE OUTSIDE DIAMETER: 2.7460 INCHES MINIMUM AND 2.7480 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
RIGHT FLANGE WIDTH0.2500 INCHES NOMINAL IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGES BOTH ENDS
SURFACE GROOVE LOCATION AND QUANTITY2 INTERNAL AND 1 EXTERNAL
HOLE DIAMETER0.2500 INCHES NOMINAL FIRST IN
BODY INSIDE DIAMETER1.5020 INCHES MINIMUM AND 1.5030 INCHES MAXIMUM IN
OVERALL LENGTH2.9375 INCHES NOMINAL IN
LEFT FLANGE WIDTH0.3750 INCHES NOMINAL IN
LEFT FLANGE OUTSIDE DIAMETER2.7460 INCHES MINIMUM AND 2.7480 INCHES MAXIMUM IN
CORNER SHAPERELIEF GROOVE RIGHT FLANGE BODY CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
AV11S4501-172920PC18Interchangeable
Same NIIN cross-reference
interchangeable
AV4S45-039PC18Interchangeable
Same NIIN cross-reference
interchangeable
SG1607PC18Interchangeable
Same NIIN cross-reference
interchangeable
SG1958PC18Interchangeable
Same NIIN cross-reference
interchangeable
AR5S45-06PC18Interchangeable
Same NIIN cross-reference
interchangeable
AD14S45-036PC18Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SG1274PC18?
SG1274PC18 is a BEARING,SLEEVE.
What parts can replace SG1274PC18?
There are 9 known substitutes for SG1274PC18: AV11S4501-172920PC18, AV4S45-039PC18, SG1607PC18 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SG1274PC18?
SG1274PC18 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-339-2463. 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: August 2026