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Technical Data Sheet
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58402AX ✓ 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 WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 1.510 INCHES NOMINAL1.510 INCHES NOMINAL IN, outside_diameter: 1.890 INCHES NOMINAL1.890 INCHES NOMINAL IN, style_designator: SPLIT HELICAL-RIGHT HAND, surface_treatment: NICKEL OVERALL, material_thickness: 0.060 INCHES NOMINAL0.060 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-081-0798, 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
58402AX
NSN: 5310-01-081-0798
FSC: 5310
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter1.510 INCHES NOMINAL1.510 INCHES NOMINAL IN
outside_diameter1.890 INCHES NOMINAL1.890 INCHES NOMINAL IN
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentNICKEL OVERALL
material_thickness0.060 INCHES NOMINAL0.060 INCHES NOMINAL IN
specification/standard_data45152-EE-101252 MANUFACTURERS SPECIFICATION CONTROL
NSN5310-01-081-0798
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 58402AX · 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
•
SPECIFICATION/STANDARD DATA: 45152-EE-101252 MANUFACTURERS SPECIFICATION CONTROL
•
OUTSIDE DIAMETER: 1.890 INCHES NOMINAL1.890 INCHES NOMINAL IN
•
SURFACE TREATMENT: NICKEL OVERALL
•
HOLE DIAMETER: 1.510 INCHES NOMINAL1.510 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
MATERIAL: STEEL OVERALL
•
MATERIAL THICKNESS: 0.060 INCHES NOMINAL0.060 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIFICATION/STANDARD DATA45152-EE-101252 MANUFACTURERS SPECIFICATION CONTROL
END ITEM IDENTIFICATION2320-01-097-0260 HEMTT (HEAVY EXPANDED MOBILITY TACTICAL TRUCK) AND 2320-01-304-2277 PLS (PALLETIZED LOADING SYSTEM); MRAP - COUGAR CAT1 A2; MRAP - M-ATV; 4210-01-622-0440; 2320-01-652-5218 JOINT LIGHT TACTICAL VEHICLE (JLTV)2320-01-097-0260 HEMTT (HEAVY EXPANDED MOBILITY TACTICAL TRUCK) AND 2320-01-304-2277 PLS (PALLETIZED LOADING SYSTEM); MRAP - COUGAR CAT1 A2; MRAP - M-ATV; 4210-01-622-0440; 2320-01-652-5218 JOINT LIGHT TACTICAL VEHICLE (JLTV)
OUTSIDE DIAMETER1.890 INCHES NOMINAL1.890 INCHES NOMINAL IN
SURFACE TREATMENTNICKEL OVERALL
HOLE DIAMETER1.510 INCHES NOMINAL1.510 INCHES NOMINAL IN
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIALSTEEL OVERALL
MATERIAL THICKNESS0.060 INCHES NOMINAL0.060 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
114021Interchangeable
interchangeable cross-reference
interchangeable
596521Interchangeable
interchangeable cross-reference
interchangeable
114021ADXInterchangeable
interchangeable cross-reference
interchangeable
10105878-32Interchangeable
interchangeable cross-reference
interchangeable
EE-101252Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 58402AX?
58402AX is a WASHER,LOCK.
What parts can replace 58402AX?
There are 5 known substitutes for 58402AX: 114021, 596521, 114021ADX and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 58402AX?
58402AX is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-081-0798. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026