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Technical Data Sheet
PartsTable / COMPONENT / MS35337-43
MS35337-43 ✓ 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: 0.194 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN, outside_diameter: 0.323 INCHES NOMINAL IN, special_features: REQUIRES ENVIRONMENTAL TEST IN ACCORDANCE W/SPECIAL PROJECTS FLEET BALLISTIC MISSILE PLAN OP 2747, style_designator: SPLIT HELICAL-RIGHT HAND, surface_treatment: CADMIUM OR ZINC AND CHROMATE OVERALL, material_thickness: 0.040 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-167-0662, 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
MS35337-43
NSN: 5310-00-167-0662
FSC: 5310
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
hole_diameter0.194 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
outside_diameter0.323 INCHES NOMINAL IN
special_featuresREQUIRES ENVIRONMENTAL TEST IN ACCORDANCE W/SPECIAL PROJECTS FLEET BALLISTIC MISSILE PLAN OP 2747
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentCADMIUM OR ZINC AND CHROMATE OVERALL
material_thickness0.040 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
NSN5310-00-167-0662
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS35337-43 · 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
•
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
•
OUTSIDE DIAMETER: 0.323 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
MATERIAL THICKNESS: 0.040 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.194 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
OUTSIDE DIAMETER0.323 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIAL THICKNESS0.040 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
HOLE DIAMETER0.194 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
346-10010Interchangeable
interchangeable cross-reference
interchangeable
0003.0032.KInterchangeable
interchangeable cross-reference
interchangeable
AN935C10LInterchangeable
interchangeable cross-reference
interchangeable
31397Interchangeable
interchangeable cross-reference
interchangeable
400-2369-103Interchangeable
interchangeable cross-reference
interchangeable
A76-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS35337-43?
MS35337-43 is a WASHER,LOCK.
What parts can replace MS35337-43?
There are 28 known substitutes for MS35337-43: 346-10010, 0003.0032.K, AN935C10L and 25 more. Substitute compatibility should be verified for your specific system.
Is MS35337-43 still available?
MS35337-43 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