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NASM35338 ✓ 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 CORROSION RESISTING OVERALL, hole_diameter: 0.141 INCHES MINIMUM AND 0.148 INCHES MAXIMUM IN, hardness_rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM, outside_diameter: 0.250 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 5310-00-011-6125, 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
NASM35338
NSN: 5310-00-011-6125
FSC: 5310
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
hole_diameter0.141 INCHES MINIMUM AND 0.148 INCHES MAXIMUM IN
hardness_rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
outside_diameter0.250 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_thickness0.031 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
end_item_identificationKC-46 AIRCRAFT
nondefinitive_spec/std_data2 STYLE AND C CLASS
specification/standard_data80205-NAS-35338 NATIONAL STD/SPEC
material_document_and_classificationASME B18.21.1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-011-6125
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: NASM35338 · 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
•
OUTSIDE DIAMETER: 1.464 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-P-16232,TY Z MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
SURFACE TREATMENT: PHOSPHATE OVERALL
•
HOLE DIAMETER: 0.890 INCHES MINIMUM AND 0.912 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.219 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER1.464 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-P-16232,TY Z MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
END ITEM IDENTIFICATIONLOGISTICS SUPPORT VESSEL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTPHOSPHATE OVERALL
HOLE DIAMETER0.890 INCHES MINIMUM AND 0.912 INCHES MAXIMUM IN
MATERIAL THICKNESS0.219 INCHES MINIMUM AND 0.239 INCHES MAXIMUM IN
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIALSTEEL COMP 1060 OR STEEL COMP 1070 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
1914998Interchangeable
interchangeable cross-reference
interchangeable
403369Interchangeable
interchangeable cross-reference
interchangeable
MS35338-45Interchangeable
interchangeable cross-reference
interchangeable
500104Interchangeable
interchangeable cross-reference
interchangeable
116125Interchangeable
interchangeable cross-reference
interchangeable
004-003005-048Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NASM35338?
NASM35338 is a WASHER,LOCK.
What parts can replace NASM35338?
There are 29 known substitutes for NASM35338: 1914998, 403369, MS35338-45 and 26 more. Substitute compatibility should be verified for your specific system.
Is NASM35338 still available?
NASM35338 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026