PartsTable
Technical Data Sheet
KWB20-1SGD4 ✓ 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,PLAIN,SELF-ALIGNING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OUTER RACE MEMBER, bore_diameter: 1.2495 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN, special_features: DRY FILM LUBRICANT ON OUTER MEMBER ID AND INNER MEMBER OD,CHROME PLATE 0.0002 MIN THICKNESS, style_designator: WITHOUT INSERT OR LINER, surface_treatment: CADMIUM OUTER RACE MEMBER, inner_member_width: 1.0880 INCHES MINIMUM AND 1.0930 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-063-5988, 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
KWB20-1SGD4
NSN: 3120-00-063-5988
FSC: 3120
CAGE: 97613 — SARGENT AEROSPACE & DEFENSE, LLC DBA KAHR BEARINGS (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OUTER RACE MEMBER
bore_diameter1.2495 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN
special_featuresDRY FILM LUBRICANT ON OUTER MEMBER ID AND INNER MEMBER OD,CHROME PLATE 0.0002 MIN THICKNESS
style_designatorWITHOUT INSERT OR LINER
surface_treatmentCADMIUM OUTER RACE MEMBER
inner_member_width1.0880 INCHES MINIMUM AND 1.0930 INCHES MAXIMUM IN
outer_member_width0.9370 INCHES MINIMUM AND 0.9470 INCHES MAXIMUM IN
lubrication_featurePERFORATION OUTER RACE MEMBER
static_radial_load_rating179000 POUNDS LBS
outer_member_outside_diameter1.9995 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN
NSN3120-00-063-5988
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: KWB20-1SGD4 · 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
INNER MEMBER WIDTH: 1.0880 INCHES MINIMUM AND 1.0930 INCHES MAXIMUM IN
BORE DIAMETER: 1.2495 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN
LUBRICATION FEATURE: PERFORATION OUTER RACE MEMBER
MATERIAL: STEEL COMP 4130 OUTER RACE MEMBER
SURFACE TREATMENT: CADMIUM OUTER RACE MEMBER
TECHNICAL CHARACTERISTICS (FLIS)
INNER MEMBER WIDTH1.0880 INCHES MINIMUM AND 1.0930 INCHES MAXIMUM IN
BORE DIAMETER1.2495 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN
LUBRICATION FEATUREPERFORATION OUTER RACE MEMBER
MATERIALSTEEL COMP 4130 OUTER RACE MEMBER
SURFACE TREATMENTCADMIUM OUTER RACE MEMBER
SPECIAL FEATURESDRY FILM LUBRICANT ON OUTER MEMBER ID AND INNER MEMBER OD,CHROME PLATE 0.0002 MIN THICKNESS
MATERIALSTEEL COMP E52100 INNER MEMBER
LUBRICATION FEATUREGROOVE EXTERNAL OUTER MEMBER
OUTER MEMBER WIDTH0.9370 INCHES MINIMUM AND 0.9470 INCHES MAXIMUM IN
SURFACE TREATMENTCHROMIUM OR NICKEL INNER MEMBER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
00239Interchangeable
interchangeable cross-reference
interchangeable
C0R12Interchangeable
interchangeable cross-reference
interchangeable
KWB6Interchangeable
interchangeable cross-reference
interchangeable
TAK PAK 382Interchangeable
interchangeable cross-reference
interchangeable
LOCTITE 382Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
Ready to buy KWB20-1SGD4?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is KWB20-1SGD4?
KWB20-1SGD4 is a BEARING,PLAIN,SELF-ALIGNING.
What parts can replace KWB20-1SGD4?
There are 5 known substitutes for KWB20-1SGD4: 00239, C0R12, KWB6 and 2 more. Substitute compatibility should be verified for your specific system.
Is KWB20-1SGD4 still available?
KWB20-1SGD4 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — KWB20-1SGD4