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KR7-MSBK — BEARING,BALL,ROD END

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

KR7-MSBK: BEARING,BALL,ROD END.

The BEARING,BALL,ROD END is a the manufacturer industrial component. Key specifications include material: ALUMINUM OVERALL, shank_style: EXTERNALLY THREADED W/SLOT, thread_class: 3A A, bore_diameter: 0.4370 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN, shank_diameter: 0.4470 INCHES MINIMUM AND 0.4570 INCHES MAXIMUM IN, inner_ring_width: 0.5600 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-479-2397, 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
KR7-MSBK
NSN: 3110-01-479-2397
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 50632 — KAMATICS CORPORATION (USA)
SPECIFICATIONS
materialALUMINUM OVERALL
shank_styleEXTERNALLY THREADED W/SLOT
thread_class3A A
bore_diameter0.4370 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
shank_diameter0.4470 INCHES MINIMUM AND 0.4570 INCHES MAXIMUM IN
inner_ring_width0.5600 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM IN
outer_ring_width0.4470 INCHES MINIMUM AND 0.4570 INCHES MAXIMUM IN
special_featuresHIGH OPERATING LOADS TO 45000 PSI; SPEEDS TO 1 FPM; TEMP RANGE -65 DEG F TO 450 DEG F; KEYWAY DEGF
style_designatorSINGLE ROW, CONCAVE ROLLERS
thread_directionRIGHT-HAND
nominal_thread_size0.438 INCHES IN
shank_thread_length1.2500 INCHES MINIMUM AND 1.3110 INCHES MAXIMUM IN
NSN3110-01-479-2397
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: KR7-MSBK · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SHANK DIAMETER: 0.4470 INCHES MINIMUM AND 0.4570 INCHES MAXIMUM IN
•
SHANK THREAD LENGTH: 1.2500 INCHES MINIMUM AND 1.3110 INCHES MAXIMUM IN
•
OUTER RING WIDTH: 0.4470 INCHES MINIMUM AND 0.4570 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SINGLE ROW, CONCAVE ROLLERS
•
OVERALL OUTSIDE DIAMETER: 1.1400 INCHES MINIMUM AND 1.1600 INCHES MAXIMUM IN
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.438 INCHES IN
•
SELF-ALIGNMENT ANGLE: 10.00 DEGREES NOMINAL
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.4470 INCHES MINIMUM AND 0.4570 INCHES MAXIMUM IN
SHANK THREAD LENGTH1.2500 INCHES MINIMUM AND 1.3110 INCHES MAXIMUM IN
OUTER RING WIDTH0.4470 INCHES MINIMUM AND 0.4570 INCHES MAXIMUM IN
STYLE DESIGNATORSINGLE ROW, CONCAVE ROLLERS
OVERALL OUTSIDE DIAMETER1.1400 INCHES MINIMUM AND 1.1600 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.438 INCHES IN
SELF-ALIGNMENT ANGLE10.00 DEGREES NOMINAL
SHANK STYLEEXTERNALLY THREADED W/SLOT
SPECIAL FEATURESHIGH OPERATING LOADS TO 45000 PSI; SPEEDS TO 1 FPM; TEMP RANGE -65 DEG F TO 450 DEG F; KEYWAY DEGF
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is KR7-MSBK?
KR7-MSBK is a BEARING,BALL,ROD END.
What is the NSN for KR7-MSBK?
KR7-MSBK is cataloged in the U.S. Government catalog under NSN 3110-01-479-2397. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.