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Technical Data Sheet
PartsTable / COMPONENT / MS35337-80
MS35337-80 ✓ 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 304 OR STEEL COMP 316 OVERALL, hole_diameter: 0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN, hardness_rating: 35.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM, outside_diameter: 0.296 INCHES MAXIMUM IN, special_features: NAVAIR (USN/USMC AVIATION (AIR TRAFFIC CONTROL)) REFER TO OPNAVINST 3721.5M., style_designator: SPLIT HELICAL-RIGHT HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-042-9067, 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
MS35337-80
NSN: 5310-00-042-9067
FSC: 5310
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL COMP 304 OR STEEL COMP 316 OVERALL
hole_diameter0.168 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
hardness_rating35.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
outside_diameter0.296 INCHES MAXIMUM IN
special_featuresNAVAIR (USN/USMC AVIATION (AIR TRAFFIC CONTROL)) REFER TO OPNAVINST 3721.5M.
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentPASSIVATE OVERALL
material_thickness0.040 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
nondefinitive_spec/std_data2 STYLE AND C CLASS
surface_treatment_document_and_classificationAMS-QQ-PP-35 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-042-9067
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS35337-80 · 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
•
SUPPLEMENTARY FEATURES: LIGHT SERIES,SUBSTITUTE NSN 5310-00-933-8119 AND 5310-00-869-4199
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE J405,UNS S30200 ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-763,CLASS 5,TYPE F FED SPEC 2ND MATERIAL RESPONSE OVERALL
•
SPECIFICATION/STANDARD DATA: 24617-429067 MANUFACTURERS STANDARD AND 81348-FF-W-84 GOVERNMENT SPECIFICATION
•
HOLE DIAMETER: 0.168 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.280 INCHES NOMINAL IN
•
HARDNESS RATING: 35.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
•
MATERIAL: STEEL COMP 302 OR STEEL COMP 420 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
SUPPLEMENTARY FEATURESLIGHT SERIES,SUBSTITUTE NSN 5310-00-933-8119 AND 5310-00-869-4199
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIAL DOCUMENT AND CLASSIFICATIONSAE J405,UNS S30200 ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-763,CLASS 5,TYPE F FED SPEC 2ND MATERIAL RESPONSE OVERALL
SPECIFICATION/STANDARD DATA24617-429067 MANUFACTURERS STANDARD AND 81348-FF-W-84 GOVERNMENT SPECIFICATION
HOLE DIAMETER0.168 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.280 INCHES NOMINAL IN
HARDNESS RATING35.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
MATERIALSTEEL COMP 302 OR STEEL COMP 420 OVERALL
NONDEFINITIVE SPEC/STD DATAB CLASS AND 1 STYLE
MATERIAL THICKNESS0.031 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
85-2980Interchangeable
interchangeable cross-reference
interchangeable
1005-501-3583Interchangeable
interchangeable cross-reference
interchangeable
307689Interchangeable
interchangeable cross-reference
interchangeable
5365005013583Interchangeable
interchangeable cross-reference
interchangeable
503B1-36Interchangeable
interchangeable cross-reference
interchangeable
1307320PC48Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS35337-80?
MS35337-80 is a WASHER,LOCK.
What parts can replace MS35337-80?
There are 21 known substitutes for MS35337-80: 85-2980, 1005-501-3583, 307689 and 18 more. Substitute compatibility should be verified for your specific system.
Is MS35337-80 still available?
MS35337-80 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