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Technical Data Sheet
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03730050 — LOCKNUT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

03730050: LOCKNUT.

The LOCKNUT is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-01-179-2080, 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
03730050
NSN: 5310-01-179-2080
FSC: 5310 — Nuts and Washers
CAGE: 82796 — COLTEC INDUSTRIES INC. DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE (USA)
SPECIFICATIONS
Part Number03730050
NSN5310-01-179-2080
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 03730050 · 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
SUBSTITUTES & CROSS-REFERENCES 2
3016.01Reference document
Same NSN cross-reference
Reference document — Secondary reference
03730050NReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 03730050?
03730050 is a LOCKNUT.
What parts can replace 03730050?
There are 2 known substitutes for 03730050: 3016.01, 03730050N. Substitute compatibility should be verified for your specific system.
What is the NSN for 03730050?
03730050 is cataloged in the U.S. Government catalog under NSN 5310-01-179-2080. This indicates validated use in U.S. government and defense supply chains.
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