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PartsTable / COMPONENT / MS20364-832
MS20364-832 ✓ 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,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.172 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC). This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-274-9367, 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
MS20364-832
NSN: 5310-00-274-9367
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_height0.172 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN
temp_rating250.0 FAHRENHEIT NOMINAL DEGF
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
width_across_flats0.334 INCHES MINIMUM AND 0.346 INCHES MAXIMUM IN
nominal_thread_size0.164 INCHES IN
bearing_surface_typeWASHER FACED
thread_quantity_per_inch32
NSN5310-00-274-9367
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS20364-832 · 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
•
NOMINAL THREAD SIZE: 0.164 INCHES IN
•
NUT HEIGHT: 0.172 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN
•
TEMP RATING: 250.0 FAHRENHEIT NOMINAL DEGF
•
NUT STYLE: HEXAGON
•
BEARING SURFACE TYPE: WASHER FACED
•
THREAD QUANTITY PER INCH: 32
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
WIDTH ACROSS FLATS: 0.334 INCHES MINIMUM AND 0.346 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.164 INCHES IN
NUT HEIGHT0.172 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN
TEMP RATING250.0 FAHRENHEIT NOMINAL DEGF
NUT STYLEHEXAGON
BEARING SURFACE TYPEWASHER FACED
THREAD QUANTITY PER INCH32
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS0.334 INCHES MINIMUM AND 0.346 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
105710-1Interchangeable
interchangeable cross-reference
interchangeable
10571Interchangeable
interchangeable cross-reference
interchangeable
10571-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS20364-832?
MS20364-832 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace MS20364-832?
There are 3 known substitutes for MS20364-832: 105710-1, 10571, 10571-1. Substitute compatibility should be verified for your specific system.
Is MS20364-832 still available?
MS20364-832 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026