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Technical Data Sheet
PartsTable / COMPONENT / A4890
A4890 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

CLUTCH HALF,POSITIVE,NONVEHICULA. Key specifications include bore_shape: STRAIGHT, bore_diameter: 2.046 INCHES NOMINAL IN, style_designator: DRIVEN JAW, jaw_circle_inside_diameter: 3.755 INCHES NOMINAL IN, jaw_circle_outside_diameter: 5.620 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-282-0060, 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
A4890
NSN: 5325-00-282-0060
FSC: 5325
CAGE: 78640 — MITSUBISHI CATERPILLAR FORKLIFT AMERICA, INC (USA)
SPECIFICATIONS
bore_shapeSTRAIGHT
bore_diameter2.046 INCHES NOMINAL IN
style_designatorDRIVEN JAW
jaw_circle_inside_diameter3.755 INCHES NOMINAL IN
jaw_circle_outside_diameter5.620 INCHES NOMINAL IN
NSN5325-00-282-0060
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A4890 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
IB-350Interchangeable
interchangeable cross-reference
interchangeable
12308Interchangeable
interchangeable cross-reference
interchangeable
1414Interchangeable
interchangeable cross-reference
interchangeable
187673PC306Interchangeable
interchangeable cross-reference
interchangeable
N325PC343Interchangeable
interchangeable cross-reference
interchangeable
107253PC85Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A4890?
A4890 is a CLUTCH HALF,POSITIVE,NONVEHICULA.
What parts can replace A4890?
There are 30 known substitutes for A4890: IB-350, 12308, 1414 and 27 more. Substitute compatibility should be verified for your specific system.
Is A4890 still available?
A4890 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026