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Technical Data Sheet
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5520602 — 5520602

✓ Government record, cited
NAVAL SEA SYSTEMS COMMAND · NUT WASHER
PRODUCT OVERVIEW

5520602: 5520602.

The 5520602 is a NAVAL SEA SYSTEMS COMMAND industrial component. This part is cataloged in the U.S. Government catalog under NSN 5315-01-455-9062, 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
5520602
NSN: 5315-01-455-9062
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number5520602
ManufacturerNAVAL SEA SYSTEMS COMMAND
NSN5315-01-455-9062
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5520602 · NAVAL SEA SYSTEMS COMMAND ⚠ 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
KEY FEATURES
•
HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
5315PL0956693Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5520602?
5520602 is a 5520602 manufactured by NAVAL SEA SYSTEMS COMMAND.
What parts can replace 5520602?
There is 1 known substitute for 5520602: 5315PL0956693. Substitute compatibility should be verified for your specific system.
What is the NSN for 5520602?
5520602 is cataloged in the U.S. Government catalog under NSN 5315-01-455-9062. This indicates validated use in U.S. government and defense supply chains.
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