PartsTable
Technical Data Sheet
KR8-CWB ✓ 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 OUTER RACE MEMBER, bore_diameter: 0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN, hardness_rating: 23.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER, style_designator: WITH INSERT AND/OR LINER, inner_member_width: 0.6230 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN, outer_member_width: 0.5000 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-084-9242, 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
KR8-CWB
NSN: 3120-01-084-9242
FSC: 3120
CAGE: 50632 — KAMATICS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OUTER RACE MEMBER
bore_diameter0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
hardness_rating23.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
style_designatorWITH INSERT AND/OR LINER
inner_member_width0.6230 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
outer_member_width0.5000 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN
static_radial_load_rating21400 POUNDS LBS
outer_member_outside_diameter0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
NSN3120-01-084-9242
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: KR8-CWB · 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
HARDNESS RATING: 23.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
INNER MEMBER WIDTH: 0.6230 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
MATERIAL: PLASTIC RACE LINER
OUTER MEMBER WIDTH: 0.5000 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN
STATIC RADIAL LOAD RATING: 21400 POUNDS LBS
OUTER MEMBER OUTSIDE DIAMETER: 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
HARDNESS RATING23.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
INNER MEMBER WIDTH0.6230 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
MATERIALPLASTIC RACE LINER
OUTER MEMBER WIDTH0.5000 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN
STATIC RADIAL LOAD RATING21400 POUNDS LBS
MATERIALSTEEL INNER MEMBER
OUTER MEMBER OUTSIDE DIAMETER0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
HARDNESS RATING55.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM INNER MEMBER
BORE DIAMETER0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
MATERIALSTEEL OUTER RACE MEMBER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
BSH16ATC32Interchangeable
interchangeable cross-reference
interchangeable
TFA108Interchangeable
interchangeable cross-reference
interchangeable
MS21231-8Interchangeable
interchangeable cross-reference
interchangeable
KR4-CWBInterchangeable
interchangeable cross-reference
interchangeable
MS21231-4Interchangeable
interchangeable cross-reference
interchangeable
AS14102Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is KR8-CWB?
KR8-CWB is a BEARING,PLAIN,SELF-ALIGNING.
What parts can replace KR8-CWB?
There are 24 known substitutes for KR8-CWB: BSH16ATC32, TFA108, MS21231-8 and 21 more. Substitute compatibility should be verified for your specific system.
Is KR8-CWB still available?
KR8-CWB is currently cancelled.
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