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42065-2 ✓ 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 NUT ASSEMBLY,RETAINER RING is a the manufacturer industrial component. Key specifications include special_features: ASSEMBLY,STEM NUT,1.250-0.250P-0.500L-ACME-2G-LH THREADS G, thread_direction: RIGHT-HAND, end_item_identification: GATE VALVE ASSEMBLIES, part_name_assigned_by_controlling_agency: ASSEMBLY,STEM NUT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-628-5428, 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
42065-2
NSN: 5310-01-628-5428
FSC: 5310
CAGE: 66822 — MORPAC INDUSTRIES, INC DIV ACTUATOR (USA)
SPECIFICATIONS
special_featuresASSEMBLY,STEM NUT,1.250-0.250P-0.500L-ACME-2G-LH THREADS G
thread_directionRIGHT-HAND
end_item_identificationGATE VALVE ASSEMBLIES
part_name_assigned_by_controlling_agencyASSEMBLY,STEM NUT
NSN5310-01-628-5428
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 42065-2 · 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
KEY FEATURES
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYASSEMBLY,STEM NUT
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESASSEMBLY,STEM NUT,1.250-0.250P-0.500L-ACME-2G-LH THREADS G
END ITEM IDENTIFICATIONGATE VALVE ASSEMBLIES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
53-41004-15Interchangeable
interchangeable cross-reference
interchangeable
42-065-1Interchangeable
interchangeable cross-reference
interchangeable
106305Interchangeable
interchangeable cross-reference
interchangeable
15668FXInterchangeable
interchangeable cross-reference
interchangeable
42065-001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 42065-2?
42065-2 is a NUT ASSEMBLY,RETAINER RING.
What parts can replace 42065-2?
There are 5 known substitutes for 42065-2: 53-41004-15, 42-065-1, 106305 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 42065-2?
42065-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-628-5428. 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