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PartsTable / COMPONENT / 10342558
10342558 ✓ 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: 0.797 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN, thread_class: 3B, 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 5310-00-350-7265, 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
10342558
NSN: 5310-00-350-7265
FSC: 5310
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleSLOTTED, HEXAGON
nut_height0.797 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN
thread_class3B
thread_seriesUN
thread_directionRIGHT-HAND
surface_treatmentPHOSPHATE OVERALL
width_across_flats2.625 INCHES NOMINAL IN
nominal_thread_size1.875 INCHES IN
bearing_surface_typeWASHER FACED
thread_quantity_per_inch16
NSN5310-00-350-7265
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 10342558 · 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
•
SURFACE TREATMENT: PHOSPHATE OVERALL
•
NUT HEIGHT: 0.797 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN
•
THREAD SERIES: UN
•
THREAD QUANTITY PER INCH: 16
•
NOMINAL THREAD SIZE: 1.875 INCHES IN
•
BEARING SURFACE TYPE: WASHER FACED
•
WIDTH ACROSS FLATS: 2.625 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTPHOSPHATE OVERALL
NUT HEIGHT0.797 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN
THREAD SERIESUN
THREAD QUANTITY PER INCH16
NOMINAL THREAD SIZE1.875 INCHES IN
BEARING SURFACE TYPEWASHER FACED
WIDTH ACROSS FLATS2.625 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
THREAD CLASS3B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
120423Interchangeable
interchangeable cross-reference
interchangeable
1901842Interchangeable
interchangeable cross-reference
interchangeable
20-463-1Interchangeable
interchangeable cross-reference
interchangeable
13211E9224Interchangeable
interchangeable cross-reference
interchangeable
5287403Interchangeable
interchangeable cross-reference
interchangeable
IDE-34-TG30Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10342558?
10342558 is a NUT,PLAIN,SLOTTED,HEXAGON.
What parts can replace 10342558?
There are 12 known substitutes for 10342558: 120423, 1901842, 20-463-1 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10342558?
10342558 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-350-7265. 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