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Technical Data Sheet
PartsTable / COMPONENT / 859302-00
859302-00 ✓ 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 nut_style: HEXAGON, nut_height: 0.239 INCHES MINIMUM AND 0.257 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNF, thread_direction: RIGHT-HAND, surface_treatment: PASSIVATE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-245-3612, 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
859302-00
NSN: 5310-00-245-3612
FSC: 5310
CAGE: 32345 — DEFENSE REDUCTION AGENCY (USA)
SPECIFICATIONS
nut_styleHEXAGON
nut_height0.239 INCHES MINIMUM AND 0.257 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNF
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats0.607 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
nominal_thread_size0.375 INCHES IN
bearing_surface_typeCHAMFERED
thread_quantity_per_inch24
nondefinitive_spec/std_data2 TYPE AND 13 STYLE
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OVERALL
NSN5310-00-245-3612
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 859302-00 · 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
•
BEARING SURFACE TYPE: CHAMFERED
•
NOMINAL THREAD SIZE: 0.375 INCHES IN
•
THREAD QUANTITY PER INCH: 24
•
THREAD SERIES: UNF
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
NUT STYLE: HEXAGON
TECHNICAL CHARACTERISTICS (FLIS)
BEARING SURFACE TYPECHAMFERED
NOMINAL THREAD SIZE0.375 INCHES IN
THREAD QUANTITY PER INCH24
THREAD SERIESUNF
SURFACE TREATMENTPASSIVATE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NUT STYLEHEXAGON
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 13 STYLE
MATERIALSTEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP W214 OR STEEL COMP 309 OR STEEL COMP 309S OR STEEL COMP 310 OR STEEL COMP 310S OR STEEL COMP M3 OR STEEL COMP 316 OR STEEL COMP 316L OR STEEL COMP 317 OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 348 OR STEEL COMP 384 OR STEEL COMP 385 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
30285-1Interchangeable
interchangeable cross-reference
interchangeable
946282-2414Interchangeable
interchangeable cross-reference
interchangeable
MS35650-3254Interchangeable
interchangeable cross-reference
interchangeable
MS35650-305BInterchangeable
interchangeable cross-reference
interchangeable
NASM35650-305BInterchangeable
interchangeable cross-reference
interchangeable
NASM35650Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 859302-00?
859302-00 is a NUT,PLAIN,HEXAGON.
What parts can replace 859302-00?
There are 14 known substitutes for 859302-00: 30285-1, 946282-2414, MS35650-3254 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 859302-00?
859302-00 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-245-3612. 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