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Technical Data Sheet
PartsTable / COMPONENT / 02499AB
02499AB ✓ 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 PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 0.156 INCHES NOMINAL IN, diameter: 0.491 INCHES MINIMUM AND 0.496 INCHES MAXIMUM IN, material: STEEL COMP 1115 OVERALL, head_style: FLAT, chamfer_length: 0.067 INCHES NOMINAL IN, hardness_rating: 52.1 ROCKWELL C NOMINAL OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-423-8126, 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
02499AB
NSN: 5315-00-423-8126
FSC: 5315
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
height0.156 INCHES NOMINAL IN
diameter0.491 INCHES MINIMUM AND 0.496 INCHES MAXIMUM IN
materialSTEEL COMP 1115 OVERALL
head_styleFLAT
chamfer_length0.067 INCHES NOMINAL IN
hardness_rating52.1 ROCKWELL C NOMINAL OVERALL
style_designatorSTRAIGHT
pin_chamfer_angle25.0 DEGREES NOMINAL
pin_head_diameter0.625 INCHES NOMINAL IN
under_head_length1.422 INCHES NOMINAL IN
first_hole_diameter0.141 INCHES NOMINAL IN
hole_arrangement_styleONE END DRILLED
NSN5315-00-423-8126
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 02499AB · 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
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
•
MATERIAL: STEEL COMP 1115 OVERALL
•
PIN HEAD DIAMETER: 0.625 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT
•
PIN CHAMFER ANGLE: 25.0 DEGREES NOMINAL
•
FIRST HOLE DIAMETER: 0.141 INCHES NOMINAL IN
•
HEIGHT: 0.156 INCHES NOMINAL IN
•
HARDNESS RATING: 52.1 ROCKWELL C NOMINAL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
HOLE ARRANGEMENT STYLEONE END DRILLED
MATERIALSTEEL COMP 1115 OVERALL
PIN HEAD DIAMETER0.625 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT
PIN CHAMFER ANGLE25.0 DEGREES NOMINAL
FIRST HOLE DIAMETER0.141 INCHES NOMINAL IN
HEIGHT0.156 INCHES NOMINAL IN
HARDNESS RATING52.1 ROCKWELL C NOMINAL OVERALL
CHAMFER LENGTH0.067 INCHES NOMINAL IN
DIAMETER0.491 INCHES MINIMUM AND 0.496 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
8251091Interchangeable
interchangeable cross-reference
interchangeable
3055Interchangeable
interchangeable cross-reference
interchangeable
1689Interchangeable
interchangeable cross-reference
interchangeable
1452Interchangeable
interchangeable cross-reference
interchangeable
10070635-102Interchangeable
interchangeable cross-reference
interchangeable
121200DInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 02499AB?
02499AB is a PIN,STRAIGHT,HEADED.
What parts can replace 02499AB?
There are 20 known substitutes for 02499AB: 8251091, 3055, 1689 and 17 more. Substitute compatibility should be verified for your specific system.
Is 02499AB still available?
02499AB is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026