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PartsTable / COMPONENT / NASM35338-145
NASM35338-145 ✓ 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: 0.628 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN, hardness_rating: 35.00 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM, outside_diameter: 1.073 INCHES MAXIMUM IN, special_features: SIZE 5/8 (0.625) NOMINAL, style_designator: SPLIT HELICAL-RIGHT HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-369-6072, 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
NASM35338-145
NSN: 5310-01-369-6072
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_diameter0.628 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN
hardness_rating35.00 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
outside_diameter1.073 INCHES MAXIMUM IN
special_featuresSIZE 5/8 (0.625) NOMINAL
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentOXIDE OVERALL
material_thickness0.158 INCHES MINIMUM IN
nondefinitive_spec/std_dataC CLASS AND 2 STYLE
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OVERALL
part_name_assigned_by_controlling_agencyWASHER,LOCK-SPRING,HELICAL,REGULAR(MEDIUM) SERIES
surface_treatment_document_and_classificationMIL-C-13924,CLASS 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-369-6072
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: NASM35338-145 · 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
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
HARDNESS RATING: 35.00 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
•
NONDEFINITIVE SPEC/STD DATA: C CLASS AND 2 STYLE
•
SURFACE TREATMENT: OXIDE OVERALL
•
HOLE DIAMETER: 0.628 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER,LOCK-SPRING,HELICAL,REGULAR(MEDIUM) SERIES
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
HARDNESS RATING35.00 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
NONDEFINITIVE SPEC/STD DATAC CLASS AND 2 STYLE
SURFACE TREATMENTOXIDE OVERALL
HOLE DIAMETER0.628 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924,CLASS 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
OUTSIDE DIAMETER1.073 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
MS35338-145Interchangeable
interchangeable cross-reference
interchangeable
10424389Interchangeable
interchangeable cross-reference
interchangeable
123-1678724 PC 30Interchangeable
interchangeable cross-reference
interchangeable
M35338-145Interchangeable
interchangeable cross-reference
interchangeable
SPP51-0012Interchangeable
interchangeable cross-reference
interchangeable
8731PC27Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NASM35338-145?
NASM35338-145 is a WASHER,LOCK.
What parts can replace NASM35338-145?
There are 7 known substitutes for NASM35338-145: MS35338-145, 10424389, 123-1678724 PC 30 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NASM35338-145?
NASM35338-145 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-369-6072. 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