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PartsTable / COMPONENT / MS35335-43
MS35335-43 ✓ 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 hole_diameter: 0.115 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN, hardness_rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM, outside_diameter: 0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, style_designator: FLAT EXTERNAL TEETH, surface_treatment: CADMIUM AND CHROMATE OVERALL, material_thickness: 0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-576-7169, 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
MS35335-43
NSN: 5310-00-576-7169
FSC: 5310
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OVERALL
hole_diameter0.115 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
hardness_rating40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
outside_diameter0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
style_designatorFLAT EXTERNAL TEETH
surface_treatmentCADMIUM AND CHROMATE OVERALL
material_thickness0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-576-7169
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS35335-43 · 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: PHOSPHATE OVERALL
•
MATERIAL THICKNESS: 0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.115 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: FLAT EXTERNAL TEETH
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTPHOSPHATE OVERALL
MATERIAL THICKNESS0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN
HOLE DIAMETER0.115 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
STYLE DESIGNATORFLAT EXTERNAL TEETH
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
1187-0400Interchangeable
interchangeable cross-reference
interchangeable
JKC08-001Interchangeable
interchangeable cross-reference
interchangeable
MS35335-43Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS35335-43?
MS35335-43 is a WASHER,LOCK.
What parts can replace MS35335-43?
There are 3 known substitutes for MS35335-43: 1187-0400, JKC08-001, MS35335-43. Substitute compatibility should be verified for your specific system.
What is the NSN for MS35335-43?
MS35335-43 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-576-7169. 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