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PartsTable / COMPONENT / MS35690-608
MS35690-608 ✓ 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,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.320 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), hardness_rating: 163.0 BRINELL STANDARD MINIMUM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-616-1291, 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
MS35690-608
NSN: 5310-00-616-1291
FSC: 5310
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.320 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
hardness_rating163.0 BRINELL STANDARD MINIMUM
thread_directionRIGHT-HAND
width_across_flats0.5510 INCHES MINIMUM AND 0.5625 INCHES MAXIMUM IN
nominal_thread_size0.375 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
thread_quantity_per_inch16
NSN5310-00-616-1291
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS35690-608 · 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
•
MATERIAL: STEEL OVERALL
•
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
•
THREAD QUANTITY PER INCH: 16
•
HARDNESS RATING: 163.0 BRINELL STANDARD MINIMUM
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
NOMINAL THREAD SIZE: 0.375 INCHES IN
•
WIDTH ACROSS FLATS: 0.5510 INCHES MINIMUM AND 0.5625 INCHES MAXIMUM IN
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
THREAD QUANTITY PER INCH16
HARDNESS RATING163.0 BRINELL STANDARD MINIMUM
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
NOMINAL THREAD SIZE0.375 INCHES IN
WIDTH ACROSS FLATS0.5510 INCHES MINIMUM AND 0.5625 INCHES MAXIMUM IN
THREAD CLASS2B
NUT STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
114547Interchangeable
interchangeable cross-reference
interchangeable
917252Interchangeable
interchangeable cross-reference
interchangeable
122002Interchangeable
interchangeable cross-reference
interchangeable
FFB571TYPEAInterchangeable
interchangeable cross-reference
interchangeable
122006Interchangeable
interchangeable cross-reference
interchangeable
72154Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS35690-608?
MS35690-608 is a NUT,PLAIN,HEXAGON.
What parts can replace MS35690-608?
There are 16 known substitutes for MS35690-608: 114547, 917252, 122002 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS35690-608?
MS35690-608 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-616-1291. 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