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Technical Data Sheet
PartsTable / COMPONENT / CM-10143
CM-10143 ✓ 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 COMP 302 OVERALL, thickness: 0.006 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN, hole_diameter: 0.193 INCHES MINIMUM AND 0.213 INCHES MAXIMUM IN, heat_treatment: AS FABRICATED, overall_diameter: 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, surface_treatment: OXIDE FILM OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-888-7378, 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
CM-10143
NSN: 5310-00-888-7378
FSC: 5310
CAGE: 0EGF1 — CMP HYDRAULICS INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
thickness0.006 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
hole_diameter0.193 INCHES MINIMUM AND 0.213 INCHES MAXIMUM IN
heat_treatmentAS FABRICATED
overall_diameter0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
surface_treatmentOXIDE FILM OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationAMS 5515 OR 5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-888-7378
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: CM-10143 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5515 OR 5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 302 OVERALL
•
HEAT TREATMENT: AS FABRICATED
•
OVERALL DIAMETER: 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
•
SURFACE TREATMENT: OXIDE FILM OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
THICKNESS: 0.006 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5515 OR 5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 302 OVERALL
HEAT TREATMENTAS FABRICATED
OVERALL DIAMETER0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
SURFACE TREATMENTOXIDE FILM OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.006 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
HOLE DIAMETER0.193 INCHES MINIMUM AND 0.213 INCHES MAXIMUM IN
CENTER HOLE SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
10143Interchangeable
interchangeable cross-reference
interchangeable
4553Interchangeable
interchangeable cross-reference
interchangeable
705001Interchangeable
interchangeable cross-reference
interchangeable
CVC4100-1Interchangeable
interchangeable cross-reference
interchangeable
48P233245Interchangeable
interchangeable cross-reference
interchangeable
702052Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CM-10143?
CM-10143 is a WASHER,FLAT.
What parts can replace CM-10143?
There are 17 known substitutes for CM-10143: 10143, 4553, 705001 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CM-10143?
CM-10143 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-888-7378. 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