PartsTable
Technical Data Sheet
MX-243766 PIECE 24 ✓ 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 COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OVERALL, nut_style: HEXAGON, nut_height: 0.258 INCHES MINIMUM AND 0.273 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-767-0445, 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
MX-243766 PIECE 24
NSN: 5310-00-767-0445
FSC: 5310
CAGE: 58529 — THE BABCOCK & WILCOX COMPANY DBA B & W SERVICE CO DIV B&W SERVICE COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OVERALL
nut_styleHEXAGON
nut_height0.258 INCHES MINIMUM AND 0.273 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats0.4890 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
nominal_thread_size0.312 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
end_item_identificationMRAP - M-ATV W/CS13 POP; MRAP - COUGAR TOW; MRAP - COUGAR SABR/TOW; MRAP BUFFALO MK2A2
thread_quantity_per_inch18
NSN5310-00-767-0445
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MX-243766 PIECE 24 · 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
WIDTH ACROSS FLATS: 0.4890 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
NOMINAL THREAD SIZE: 0.312 INCHES IN
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
THREAD QUANTITY PER INCH: 18
THREAD CLASS: 2B
NUT HEIGHT: 0.258 INCHES MINIMUM AND 0.273 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH ACROSS FLATS0.4890 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
NOMINAL THREAD SIZE0.312 INCHES IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
END ITEM IDENTIFICATIONMRAP - M-ATV W/CS13 POP; MRAP - COUGAR TOW; MRAP - COUGAR SABR/TOW; MRAP BUFFALO MK2A2
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
THREAD QUANTITY PER INCH18
THREAD CLASS2B
NUT HEIGHT0.258 INCHES MINIMUM AND 0.273 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
13474Interchangeable
interchangeable cross-reference
interchangeable
13218E0320-291Interchangeable
interchangeable cross-reference
interchangeable
70217Interchangeable
interchangeable cross-reference
interchangeable
MS35649-225AInterchangeable
interchangeable cross-reference
interchangeable
P313-0033-000Interchangeable
interchangeable cross-reference
interchangeable
12Z2010-57Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MX-243766 PIECE 24?
MX-243766 PIECE 24 is a NUT,PLAIN,HEXAGON.
What parts can replace MX-243766 PIECE 24?
There are 31 known substitutes for MX-243766 PIECE 24: 13474, 13218E0320-291, 70217 and 28 more. Substitute compatibility should be verified for your specific system.
Is MX-243766 PIECE 24 still available?
MX-243766 PIECE 24 is currently cancelled.
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