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PartsTable / COMPONENT / MS16562-143
MS16562-143 ✓ 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,SPRING is a the manufacturer industrial component. Key specifications include diameter: 0.194 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN, material: STEEL COMP 1070 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1095 OVERALL, overall_length: 0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN, shear_strength: 4400 DOUBLE POUND, hardness_rating: 46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL, style_designator: SLOTTED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-846-5998, 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
MS16562-143
NSN: 5315-00-846-5998
FSC: 5315
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
diameter0.194 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
materialSTEEL COMP 1070 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1095 OVERALL
overall_length0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
shear_strength4400 DOUBLE POUND
hardness_rating46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSLOTTED
surface_treatmentPHOSPHATE ZINC OVERALL
material_thickness0.040 INCHES MINIMUM IN
material_document_and_classificationFED STD 66 FED STD ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationDOD-P-16232,CL2 NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5315-00-846-5998
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS16562-143 · 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
•
HARDNESS RATING: 46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL: STEEL COMP 1070 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1095 OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
SHEAR STRENGTH: 4400 DOUBLE POUND
•
SURFACE TREATMENT: PHOSPHATE ZINC OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: DOD-P-16232,CL2 NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
STYLE DESIGNATOR: SLOTTED
TECHNICAL CHARACTERISTICS (FLIS)
HARDNESS RATING46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
MATERIALSTEEL COMP 1070 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1095 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD ALL MATERIAL RESPONSES OVERALL
SHEAR STRENGTH4400 DOUBLE POUND
SURFACE TREATMENTPHOSPHATE ZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONDOD-P-16232,CL2 NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL
OVERALL LENGTH0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
STYLE DESIGNATORSLOTTED
DIAMETER0.194 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
MATERIAL THICKNESS0.040 INCHES MINIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
MS16562-198Interchangeable
interchangeable cross-reference
interchangeable
2-062C4Interchangeable
interchangeable cross-reference
interchangeable
494550-239Interchangeable
interchangeable cross-reference
interchangeable
2AN481Interchangeable
interchangeable cross-reference
interchangeable
F52-040-187-1750Interchangeable
interchangeable cross-reference
interchangeable
02270-04025Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS16562-143?
MS16562-143 is a PIN,SPRING.
What parts can replace MS16562-143?
There are 31 known substitutes for MS16562-143: MS16562-198, 2-062C4, 494550-239 and 28 more. Substitute compatibility should be verified for your specific system.
Is MS16562-143 still available?
MS16562-143 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