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27J661PC27 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

27J661PC27: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: OIL LUBRICATING LUBRICATION, corner_shape: SQUARE ALL CORNERS, overall_length: 0.3125 INCHES NOMINAL IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.5000 INCHES MINIMUM AND 0.5010 INCHES MAXIMUM IN, body_outside_diameter: 0.6270 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-287-6709, 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
27J661PC27
NSN: 3120-00-287-6709
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 11660 — WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
SPECIFICATIONS
materialOIL LUBRICATING LUBRICATION
corner_shapeSQUARE ALL CORNERS
overall_length0.3125 INCHES NOMINAL IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.5000 INCHES MINIMUM AND 0.5010 INCHES MAXIMUM IN
body_outside_diameter0.6270 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN
material_document_and_classificationMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-287-6709
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 27J661PC27 · 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
•
BODY OUTSIDE DIAMETER: 0.6270 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 0.5000 INCHES MINIMUM AND 0.5010 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.6270 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH0.3125 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.5000 INCHES MINIMUM AND 0.5010 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
MATERIALOIL LUBRICATING LUBRICATION
SUBSTITUTES & CROSS-REFERENCES 7
28J373PC25Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
HA626-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
27J684PC23Reference document
Same NSN cross-reference
Reference document — Secondary reference
BB61S61-0121ALT1PC5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
BB61S61-034ALT1PC93Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
25J427PC93Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 27J661PC27?
27J661PC27 is a BEARING,SLEEVE.
What parts can replace 27J661PC27?
There are 7 known substitutes for 27J661PC27: 28J373PC25, HA626-1, 27J684PC23 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 27J661PC27?
27J661PC27 is cataloged in the U.S. Government catalog under NSN 3120-00-287-6709. This indicates validated use in U.S. government and defense supply chains.
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