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Technical Data Sheet
F52SC320-624 ✓ 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,SLOTTED,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: SLOTTED, HEXAGON, nut_height: 0.203 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UNF, thread_direction: RIGHT-HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-176-8110, 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
F52SC320-624
NSN: 5310-00-176-8110
FSC: 5310
CAGE: 27687 — GREER STOP NUT, INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleSLOTTED, HEXAGON
nut_height0.203 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNF
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
width_across_flats0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN
nominal_thread_size0.375 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
bearing_surface_finish125.0 MICROINCHES
thread_quantity_per_inch24
NSN5310-00-176-8110
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: F52SC320-624 · 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 FINISH: 125.0 MICROINCHES
THREAD QUANTITY PER INCH: 24
THREAD SERIES: UNF
NOMINAL THREAD SIZE: 0.375 INCHES IN
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
NUT STYLE: SLOTTED, HEXAGON
MATERIAL: STEEL OVERALL
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
BEARING SURFACE FINISH125.0 MICROINCHES
THREAD QUANTITY PER INCH24
THREAD SERIESUNF
NOMINAL THREAD SIZE0.375 INCHES IN
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
NUT STYLESLOTTED, HEXAGON
MATERIALSTEEL OVERALL
THREAD DIRECTIONRIGHT-HAND
NUT HEIGHT0.203 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN
WIDTH ACROSS FLATS0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
538139-15Interchangeable
interchangeable cross-reference
interchangeable
5E4810/14-0003Interchangeable
interchangeable cross-reference
interchangeable
720660-27Interchangeable
interchangeable cross-reference
interchangeable
70510Interchangeable
interchangeable cross-reference
interchangeable
H1502500HMSInterchangeable
interchangeable cross-reference
interchangeable
0515Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is F52SC320-624?
F52SC320-624 is a NUT,PLAIN,SLOTTED,HEXAGON.
What parts can replace F52SC320-624?
There are 24 known substitutes for F52SC320-624: 538139-15, 5E4810/14-0003, 720660-27 and 21 more. Substitute compatibility should be verified for your specific system.
Is F52SC320-624 still available?
F52SC320-624 is currently cancelled.
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