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T5372 ✓ 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 OVERALL, nut_style: HEXAGON, nut_height: 0.625 INCHES NOMINAL IN, thread_class: 2B, thread_series: UN, thread_direction: RIGHT-HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-374-2142, 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
T5372
NSN: 5310-00-374-2142
FSC: 5310
CAGE: 78500 — MERITOR HEAVY VEHICLE SYSTEMS, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.625 INCHES NOMINAL IN
thread_class2B
thread_seriesUN
thread_directionRIGHT-HAND
width_across_flats3.750 INCHES NOMINAL IN
nominal_thread_size3.000 INCHES IN
bearing_surface_typeCHAMFERED
thread_quantity_per_inch12
NSN5310-00-374-2142
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: T5372 · 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
•
THREAD SERIES: UN
•
NOMINAL THREAD SIZE: 3.000 INCHES IN
•
THREAD QUANTITY PER INCH: 12
•
NUT STYLE: HEXAGON
•
NUT HEIGHT: 0.625 INCHES NOMINAL IN
•
WIDTH ACROSS FLATS: 3.750 INCHES NOMINAL IN
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS (FLIS)
BEARING SURFACE TYPECHAMFERED
THREAD SERIESUN
NOMINAL THREAD SIZE3.000 INCHES IN
THREAD QUANTITY PER INCH12
NUT STYLEHEXAGON
NUT HEIGHT0.625 INCHES NOMINAL IN
WIDTH ACROSS FLATS3.750 INCHES NOMINAL IN
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
Y18697KInterchangeable
interchangeable cross-reference
interchangeable
M1520-806210Interchangeable
interchangeable cross-reference
interchangeable
2HP891Interchangeable
interchangeable cross-reference
interchangeable
1283-4Interchangeable
interchangeable cross-reference
interchangeable
LTCT21026-04Interchangeable
interchangeable cross-reference
interchangeable
GGG-C-755Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is T5372?
T5372 is a NUT,PLAIN,HEXAGON.
What parts can replace T5372?
There are 22 known substitutes for T5372: Y18697K, M1520-806210, 2HP891 and 19 more. Substitute compatibility should be verified for your specific system.
Is T5372 still available?
T5372 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