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PartsTable / COMPONENT / 820-4551454-H01
820-4551454-H01 ✓ 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 WASHER,KEY is a the manufacturer industrial component. Key specifications include special_features: READY FOR BACK TRANSFER; J6R; 05-01-2006. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-315-6821, 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
820-4551454-H01
NSN: 5310-01-315-6821
FSC: 5310
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
special_featuresREADY FOR BACK TRANSFER; J6R; 05-01-2006
NSN5310-01-315-6821
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 820-4551454-H01 · 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
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESREADY FOR BACK TRANSFER; J6R; 05-01-2006
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
G374921PC57Interchangeable
interchangeable cross-reference
interchangeable
D8425PC33Interchangeable
interchangeable cross-reference
interchangeable
D7974PC36Interchangeable
interchangeable cross-reference
interchangeable
10-22038Interchangeable
interchangeable cross-reference
interchangeable
W06Interchangeable
interchangeable cross-reference
interchangeable
75M193Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 820-4551454-H01?
820-4551454-H01 is a WASHER,KEY.
What parts can replace 820-4551454-H01?
There are 18 known substitutes for 820-4551454-H01: G374921PC57, D8425PC33, D7974PC36 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 820-4551454-H01?
820-4551454-H01 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-315-6821. 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