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PartsTable / COMPONENT / 77746 ITEM 8
77746 ITEM 8 ✓ 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 77746 ITEM 8 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 5310-01-190-3097, 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
77746 ITEM 8
NSN: 5310-01-190-3097
FSC: 5310
CAGE: 97370 — SPX FLOW US, LLC DBA SPX VALVES & CONTROLS (USA)
SPECIFICATIONS
Part Number77746 ITEM 8
NSN5310-01-190-3097
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 77746 ITEM 8 · 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 5
VI-2379Interchangeable
interchangeable cross-reference
interchangeable
40977Interchangeable
interchangeable cross-reference
interchangeable
586058-1Interchangeable
interchangeable cross-reference
interchangeable
62403Interchangeable
interchangeable cross-reference
interchangeable
11227Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 77746 ITEM 8?
77746 ITEM 8 is a 77746 ITEM 8.
What parts can replace 77746 ITEM 8?
There are 5 known substitutes for 77746 ITEM 8: VI-2379, 40977, 586058-1 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 77746 ITEM 8?
77746 ITEM 8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-190-3097. 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