PartsTable
Technical Data Sheet
49260AX ✓ 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,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.427 INCHES MINIMUM AND 0.573 INCHES MAXIMUM IN, lubrication: WAX, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-579-0992, 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
49260AX
NSN: 5310-01-579-0992
FSC: 5310
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.427 INCHES MINIMUM AND 0.573 INCHES MAXIMUM IN
lubricationWAX
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_across_flats0.736 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
nominal_thread_size0.500 INCHES IN
supplementary_featuresTHREAD REQUIREMENTS0 ANSI B1.1, UNC OR UNF; GRADE C STEEL EQUIVALENT TO GRADE 8; WRENCH SIZE-3/4 IN; WEIGHT-0.0346 LBS LBS
end_item_identification2355-01-529-2246, MINE RESISTANT VEHICLE
NSN5310-01-579-0992
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 49260AX · 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 DIRECTION: RIGHT-HAND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM F1941, FE/ZN 3 AT ASSN STD ALL TREATMENT RESPONSES OVERALL
SUPPLEMENTARY FEATURES: THREAD REQUIREMENTS0 ANSI B1.1, UNC OR UNF; GRADE C STEEL EQUIVALENT TO GRADE 8; WRENCH SIZE-3/4 IN; WEIGHT-0.0346 LBS LBS
MATERIAL: STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: IFI 100/107 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT: ZINC OVERALL
LUBRICATION: WAX
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
PART NAME ASSIGNED BY CONTROLLING AGENCY1/2-20 GRADE C ZINC PLATED TOP LOCK NUT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM F1941, FE/ZN 3 AT ASSN STD ALL TREATMENT RESPONSES OVERALL
SUPPLEMENTARY FEATURESTHREAD REQUIREMENTS0 ANSI B1.1, UNC OR UNF; GRADE C STEEL EQUIVALENT TO GRADE 8; WRENCH SIZE-3/4 IN; WEIGHT-0.0346 LBS LBS
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONIFI 100/107 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTZINC OVERALL
LUBRICATIONWAX
WIDTH ACROSS FLATS0.736 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
NUT STYLEHEXAGON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
37308Interchangeable
interchangeable cross-reference
interchangeable
T053-001-0001Interchangeable
interchangeable cross-reference
interchangeable
0005390001Interchangeable
interchangeable cross-reference
interchangeable
373-08AInterchangeable
interchangeable cross-reference
interchangeable
99137308Interchangeable
interchangeable cross-reference
interchangeable
5307PL0651500Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 49260AX?
49260AX is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace 49260AX?
There are 7 known substitutes for 49260AX: 37308, T053-001-0001, 0005390001 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 49260AX?
49260AX is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-579-0992. This indicates validated use in U.S. government and defense supply chains.
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