PartsTable
Technical Data Sheet
WG105258 ✓ 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: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), hardness_rating: 95.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-241-6726, 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
WG105258
NSN: 5310-00-241-6726
FSC: 5310
CAGE: 97578 — TIMKEN GEARS & SERVICES INC. DBA PHILADELPHIA GEAR DIV WESTERN REGIONAL SERVICE CENTER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
hardness_rating95.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND
width_across_flats0.675 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN
nominal_thread_size0.438 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
thread_quantity_per_inch14
nondefinitive_spec/std_data2 TYPE AND 4 STYLE AND B GRADE
NSN5310-00-241-6726
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: WG105258 · 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
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
NUT HEIGHT: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
THREAD CLASS: 2B
THREAD DIRECTION: RIGHT-HAND
HARDNESS RATING: 95.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM
THREAD QUANTITY PER INCH: 14
NOMINAL THREAD SIZE: 0.438 INCHES IN
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
NUT HEIGHT0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
HARDNESS RATING95.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM
THREAD QUANTITY PER INCH14
NOMINAL THREAD SIZE0.438 INCHES IN
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
MATERIALSTEEL OVERALL
WIDTH ACROSS FLATS0.675 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
862-4Interchangeable
interchangeable cross-reference
interchangeable
HS12-967-11Interchangeable
interchangeable cross-reference
interchangeable
MS35690-704Interchangeable
interchangeable cross-reference
interchangeable
514-4645322 ITEInterchangeable
Same NIIN cross-reference
interchangeable
FF-N-836Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is WG105258?
WG105258 is a NUT,PLAIN,HEXAGON.
What parts can replace WG105258?
There are 5 known substitutes for WG105258: 862-4, HS12-967-11, MS35690-704 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for WG105258?
WG105258 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-241-6726. This indicates validated use in U.S. government and defense supply chains.
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