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D3453 ✓ 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: 0.969 INCHES NOMINAL IN, thread_class: 2B, thread_series: UN, thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-276-8618, 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
D3453
NSN: 5310-00-276-8618
FSC: 5310
CAGE: 23926 — KOMATSU AMERICA CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleSLOTTED, HEXAGON
nut_height0.969 INCHES NOMINAL IN
thread_class2B
thread_seriesUN
thread_directionRIGHT-HAND
width_across_flats2.750 INCHES NOMINAL IN
nominal_thread_size1.750 INCHES IN
bearing_surface_typeWASHER FACED
thread_quantity_per_inch12
NSN5310-00-276-8618
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: D3453 · 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
•
NUT STYLE: SLOTTED, HEXAGON
•
THREAD SERIES: UN
•
BEARING SURFACE TYPE: WASHER FACED
•
NOMINAL THREAD SIZE: 1.750 INCHES IN
•
THREAD QUANTITY PER INCH: 12
•
NUT HEIGHT: 0.969 INCHES NOMINAL IN
•
THREAD CLASS: 2B
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
NUT STYLESLOTTED, HEXAGON
THREAD SERIESUN
BEARING SURFACE TYPEWASHER FACED
NOMINAL THREAD SIZE1.750 INCHES IN
THREAD QUANTITY PER INCH12
NUT HEIGHT0.969 INCHES NOMINAL IN
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
WIDTH ACROSS FLATS2.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
345-3Interchangeable
IBM HD SAS YO Cable 10M
interchangeable
1656338Interchangeable
interchangeable cross-reference
interchangeable
D15-625DPC45-50Interchangeable
interchangeable cross-reference
interchangeable
GG-P-455Interchangeable
interchangeable cross-reference
interchangeable
81075Interchangeable
interchangeable cross-reference
interchangeable
2GL692Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D3453?
D3453 is a NUT,PLAIN,SLOTTED,HEXAGON.
What parts can replace D3453?
There are 9 known substitutes for D3453: 345-3, 1656338, D15-625DPC45-50 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D3453?
D3453 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-276-8618. 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