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Technical Data Sheet

MS35690-621 — 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,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: UNF, thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5310-00-826-7515, 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
MS35690-621
NSN: 5310-00-826-7515
FSC: 5310
CAGE: D9893 — LIEBHERR-AEROSPACE LINDENBERG GMBH (DEU)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.320 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNF
thread_directionRIGHT-HAND
width_across_flats0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
nominal_thread_size0.375 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
thread_quantity_per_inch24
NSN5310-00-826-7515
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS35690-621 · 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 CLASS: 2B
•
THREAD DIRECTION: RIGHT-HAND
•
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
•
THREAD SERIES: UNF
•
NOMINAL THREAD SIZE: 0.375 INCHES IN
•
THREAD QUANTITY PER INCH: 24
•
MATERIAL: STEEL OVERALL
•
NUT HEIGHT: 0.320 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
THREAD SERIESUNF
NOMINAL THREAD SIZE0.375 INCHES IN
THREAD QUANTITY PER INCH24
MATERIALSTEEL OVERALL
NUT HEIGHT0.320 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
C15InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
221ARESIST0R100-0HMInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MFF1-2-1K1PCTInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
14LC50InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
3DC124InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
C1-7InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS35690-621?
MS35690-621 is a NUT,PLAIN,HEXAGON.
What parts can replace MS35690-621?
There are 20 known substitutes for MS35690-621: C15, 221ARESIST0R100-0HM, MFF1-2-1K1PCT and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS35690-621?
MS35690-621 is cataloged in the Federal Logistics Information System under NSN 5310-00-826-7515. This indicates validated use in U.S. government and defense supply chains.
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