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PartsTable / COMPONENT / Y592
Y592 ✓ 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 COMP 1010 OVERALL, hole_diameter: 0.8906 INCHES NOMINAL IN, outside_diameter: 1.500 INCHES NOMINAL IN, style_designator: KEY, material_thickness: 0.078 INCHES NOMINAL IN, internal_prebent_key_width: 0.2343 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 5310-00-383-9712, 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
Y592
NSN: 5310-00-383-9712
FSC: 5310
CAGE: 81118 — EATON CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OVERALL
hole_diameter0.8906 INCHES NOMINAL IN
outside_diameter1.500 INCHES NOMINAL IN
style_designatorKEY
material_thickness0.078 INCHES NOMINAL IN
external_key_quantity8
internal_prebent_key_width0.2343 INCHES NOMINAL IN
external_straight_key_width0.3125 INCHES MAXIMUM IN
internal_prebent_key_length0.250 INCHES NOMINAL IN
overall_distance_including_keys1.875 INCHES NOMINAL IN
material_document_and_classificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-383-9712
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: Y592 · 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
•
EXTERNAL STRAIGHT KEY WIDTH: 0.3125 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: KEY
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 1010 OVERALL
•
HOLE DIAMETER: 0.8906 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.078 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.500 INCHES NOMINAL IN
•
EXTERNAL KEY QUANTITY: 8
TECHNICAL CHARACTERISTICS (FLIS)
EXTERNAL STRAIGHT KEY WIDTH0.3125 INCHES MAXIMUM IN
STYLE DESIGNATORKEY
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1010 OVERALL
HOLE DIAMETER0.8906 INCHES NOMINAL IN
MATERIAL THICKNESS0.078 INCHES NOMINAL IN
OUTSIDE DIAMETER1.500 INCHES NOMINAL IN
EXTERNAL KEY QUANTITY8
INTERNAL PREBENT KEY LENGTH0.250 INCHES NOMINAL IN
OVERALL DISTANCE INCLUDING KEYS1.875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
40D42Interchangeable
interchangeable cross-reference
interchangeable
ASB28Interchangeable
interchangeable cross-reference
interchangeable
542109Interchangeable
interchangeable cross-reference
interchangeable
A-1-681Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-14652Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-14652BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is Y592?
Y592 is a WASHER,KEY.
What parts can replace Y592?
There are 6 known substitutes for Y592: 40D42, ASB28, 542109 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for Y592?
Y592 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-383-9712. 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