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PartsTable / COMPONENT / MS24665-306
MS24665-306 ✓ 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,COTTER is a the manufacturer industrial component. Key specifications include diameter: 0.086 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN, material: STEEL COMP 302 OR STEEL COMP 304 OVERALL, point_type: EXTENDED PRONG SQUARE CUT, hardness_rating: 60.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 70.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL, style_designator: STANDARD, underloop_length: 1.375 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-236-8353, 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
MS24665-306
NSN: 5315-00-236-8353
FSC: 5315
CAGE: 78022 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
diameter0.086 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
materialSTEEL COMP 302 OR STEEL COMP 304 OVERALL
point_typeEXTENDED PRONG SQUARE CUT
hardness_rating60.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 70.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL
style_designatorSTANDARD
underloop_length1.375 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
material_document_and_classificationASTM A493 ASSN STD ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NSN5315-00-236-8353
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS24665-306 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
UNDERLOOP LENGTH: 1.375 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
•
POINT TYPE: EXTENDED PRONG SQUARE CUT
•
DIAMETER: 0.086 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
•
HARDNESS RATING: 60.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 70.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL
•
MATERIAL: STEEL COMP 302 OR STEEL COMP 304 OVERALL
•
STYLE DESIGNATOR: STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
UNDERLOOP LENGTH1.375 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
POINT TYPEEXTENDED PRONG SQUARE CUT
DIAMETER0.086 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
HARDNESS RATING60.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 70.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL
MATERIALSTEEL COMP 302 OR STEEL COMP 304 OVERALL
STYLE DESIGNATORSTANDARD
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A493 ASSN STD ALL MATERIAL RESPONSES OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
MS24665-302Interchangeable
interchangeable cross-reference
interchangeable
8100-1251-0308 PC NO 166Interchangeable
interchangeable cross-reference
interchangeable
803-6397269 PC 166Interchangeable
interchangeable cross-reference
interchangeable
05018Interchangeable
interchangeable cross-reference
interchangeable
23BR237112Interchangeable
interchangeable cross-reference
interchangeable
5018Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS24665-306?
MS24665-306 is a PIN,COTTER.
What parts can replace MS24665-306?
There are 17 known substitutes for MS24665-306: MS24665-302, 8100-1251-0308 PC NO 166, 803-6397269 PC 166 and 14 more. Substitute compatibility should be verified for your specific system.
Is MS24665-306 still available?
MS24665-306 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