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PartsTable / COMPONENT / MS35333-71
MS35333-71 ✓ 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,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 410 OVERALL, hole_diameter: 0.142 INCHES MINIMUM IN, outside_diameter: 0.288 INCHES MAXIMUM IN, style_designator: FLAT INTERNAL TEETH, surface_treatment: CADMIUM OVERALL, material_thickness: 0.018 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-616-3555, 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
MS35333-71
NSN: 5310-00-616-3555
FSC: 5310
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL COMP 410 OVERALL
hole_diameter0.142 INCHES MINIMUM IN
outside_diameter0.288 INCHES MAXIMUM IN
style_designatorFLAT INTERNAL TEETH
surface_treatmentCADMIUM OVERALL
material_thickness0.018 INCHES NOMINAL IN
material_document_and_classificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-616-3555
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS35333-71 · 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: QQ-P-35,TY 2 OR TY 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.275 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.017 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: FLAT INTERNAL TEETH
•
SURFACE TREATMENT: PASSIVATE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TY 2 OR TY 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
END ITEM IDENTIFICATIONMULTIPLE LAUNCH ROCKET SYSTEM (MLRS); A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.275 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN
MATERIAL THICKNESS0.017 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN
STYLE DESIGNATORFLAT INTERNAL TEETH
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 410 OVERALL
HOLE DIAMETER0.141 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
1224Interchangeable
interchangeable cross-reference
interchangeable
1229G423Interchangeable
interchangeable cross-reference
interchangeable
115551Interchangeable
interchangeable cross-reference
interchangeable
5310PL0652572Interchangeable
interchangeable cross-reference
interchangeable
MS35333-33Interchangeable
interchangeable cross-reference
interchangeable
MILW6986Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS35333-71?
MS35333-71 is a WASHER,LOCK.
What parts can replace MS35333-71?
There are 29 known substitutes for MS35333-71: 1224, 1229G423, 115551 and 26 more. Substitute compatibility should be verified for your specific system.
Is MS35333-71 still available?
MS35333-71 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