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PartsTable / COMPONENT / R987144866
R987144866 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The KEY,MACHINE is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-380-0206, 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
R987144866
NSN: 5315-01-380-0206
FSC: 5315
CAGE: 27005 — BOSCH REXROTH CORPORATION DIV INDUSTRIAL HYDRAULICS (USA)
SPECIFICATIONS
Part NumberR987144866
NSN5315-01-380-0206
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: R987144866 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
3282-2240-00Interchangeable
interchangeable cross-reference
interchangeable
2604740-2Interchangeable
interchangeable cross-reference
interchangeable
851324-1Interchangeable
interchangeable cross-reference
interchangeable
DM74180NInterchangeable
interchangeable cross-reference
interchangeable
21-180Interchangeable
interchangeable cross-reference
interchangeable
21114Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R987144866?
R987144866 is a KEY,MACHINE.
What parts can replace R987144866?
There are 8 known substitutes for R987144866: 3282-2240-00, 2604740-2, 851324-1 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R987144866?
R987144866 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-380-0206. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026