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68NC2-62 — Technical Data Sheet

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— · 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 NUT,SELF-LOCKING,SPLINE is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System under NSN 5310-00-297-9071, 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
68NC2-62
NSN: 5310-00-297-9071
FSC: 5310
CAGE: 72962 — HARVARD INDUSTRIES INC (USA)
SPECIFICATIONS
Part Number68NC2-62
NSN5310-00-297-9071
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 68NC2-62 · 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 9
30787InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
10911InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
805183InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
Q3104D632-1InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
333-0204-00InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
062AANInterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 68NC2-62?
68NC2-62 is a NUT,SELF-LOCKING,SPLINE.
What parts can replace 68NC2-62?
There are 9 known substitutes for 68NC2-62: 30787, 10911, 805183 and 6 more. Substitute compatibility should be verified for your specific system.
Is 68NC2-62 still available?
68NC2-62 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: September 2026