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PartsTable / COMPONENT / 62401611
62401611 ✓ 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,KEY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.315 INCHES NOMINAL IN, outside_diameter: 0.562 INCHES NOMINAL IN, style_designator: KEY, surface_treatment: CADMIUM OVERALL, material_thickness: 0.062 INCHES NOMINAL 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 5310-00-227-6570, 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
62401611
NSN: 5310-00-227-6570
FSC: 5310
CAGE: 18778 — THALES COMPONENTS CORP DIV THALES COMPONENTS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.315 INCHES NOMINAL IN
outside_diameter0.562 INCHES NOMINAL IN
style_designatorKEY
surface_treatmentCADMIUM OVERALL
material_thickness0.062 INCHES NOMINAL IN
external_prebent_key_width0.114 INCHES MAXIMUM IN
external_prebent_key_length0.058 INCHES NOMINAL IN
overall_distance_including_keys0.655 INCHES NOMINAL IN
material_document_and_classification-QQ-S-636 CANCELLED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
distance_from_centerline_to_inside_of_prebent_key0.312 INCHES NOMINAL IN
NSN5310-00-227-6570
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 62401611 · 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: KEY
•
MATERIAL: STEEL OVERALL
•
MATERIAL THICKNESS: 0.062 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.562 INCHES NOMINAL IN
•
EXTERNAL PREBENT KEY WIDTH: 0.114 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.315 INCHES NOMINAL IN
•
OVERALL DISTANCE INCLUDING KEYS: 0.655 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORKEY
MATERIALSTEEL OVERALL
MATERIAL THICKNESS0.062 INCHES NOMINAL IN
OUTSIDE DIAMETER0.562 INCHES NOMINAL IN
EXTERNAL PREBENT KEY WIDTH0.114 INCHES MAXIMUM IN
HOLE DIAMETER0.315 INCHES NOMINAL IN
OVERALL DISTANCE INCLUDING KEYS0.655 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
EXTERNAL PREBENT KEY LENGTH0.058 INCHES NOMINAL IN
DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY0.312 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
28918Interchangeable
interchangeable cross-reference
interchangeable
SM-D-752390Interchangeable
interchangeable cross-reference
interchangeable
2085-1Interchangeable
interchangeable cross-reference
interchangeable
771638Interchangeable
interchangeable cross-reference
interchangeable
2021064Interchangeable
interchangeable cross-reference
interchangeable
160-2085-01-0503Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 62401611?
62401611 is a WASHER,KEY.
What parts can replace 62401611?
There are 7 known substitutes for 62401611: 28918, SM-D-752390, 2085-1 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 62401611?
62401611 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-227-6570. 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