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PartsTable / COMPONENT / 23-9860-012
23-9860-012 ✓ 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,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thickness: 0.031 INCHES NOMINAL IN, hole_diameter: 1.875 INCHES NOMINAL IN, overall_diameter: 1.250 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-330-6364, 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
23-9860-012
NSN: 5310-01-330-6364
FSC: 5310
CAGE: 64678 — DAIMLER TRUCK NORTH AMERICA LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.031 INCHES NOMINAL IN
hole_diameter1.875 INCHES NOMINAL IN
overall_diameter1.250 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-01-330-6364
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 23-9860-012 · 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 DIAMETER: 1.875 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: ROUND
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OVERALL DIAMETER: 1.250 INCHES NOMINAL IN
•
THICKNESS: 0.031 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER1.875 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OVERALL DIAMETER1.250 INCHES NOMINAL IN
THICKNESS0.031 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
CENTER HOLE SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
123012Interchangeable
interchangeable cross-reference
interchangeable
371212Interchangeable
interchangeable cross-reference
interchangeable
73-0012Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 23-9860-012?
23-9860-012 is a WASHER,FLAT.
What parts can replace 23-9860-012?
There are 3 known substitutes for 23-9860-012: 123012, 371212, 73-0012. Substitute compatibility should be verified for your specific system.
What is the NSN for 23-9860-012?
23-9860-012 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-330-6364. 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