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PartsTable / COMPONENT / MS35690-426
MS35690-426 ✓ 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: 0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNF, hardness_rating: 121.0 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 5310-00-616-1290, 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
MS35690-426
NSN: 5310-00-616-1290
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_height0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNF
hardness_rating121.0 BRINELL STANDARD MINIMUM
thread_directionRIGHT-HAND
surface_treatmentPHOSPHATE ZINC OVERALL
width_across_flats0.4280 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
nominal_thread_size0.250 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
thread_quantity_per_inch28
NSN5310-00-616-1290
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS35690-426 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-P-16232,TYPE Z,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
HARDNESS RATING: 121.0 BRINELL STANDARD MINIMUM
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
THREAD QUANTITY PER INCH: 28
•
THREAD SERIES: UNF
•
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
•
NUT HEIGHT: 0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-P-16232,TYPE Z,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING121.0 BRINELL STANDARD MINIMUM
NOMINAL THREAD SIZE0.250 INCHES IN
THREAD QUANTITY PER INCH28
THREAD SERIESUNF
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
NUT HEIGHT0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.4280 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
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 MS35690-426?
MS35690-426 is a NUT,PLAIN,HEXAGON.
What parts can replace MS35690-426?
There are 17 known substitutes for MS35690-426: 114547, 917252, 122002 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS35690-426?
MS35690-426 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-616-1290. 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