PartsTable
Technical Data Sheet
AC1593 ✓ 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,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010 OVERALL, thickness: 0.032 INCHES NOMINAL IN, hole_diameter: 0.172 INCHES NOMINAL IN, overall_diameter: 0.500 INCHES NOMINAL IN, surface_treatment: CADMIUM OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-815-1982, 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
AC1593
NSN: 5310-00-815-1982
FSC: 5310
CAGE: 55469 — ESSEX INDUSTRIES, INC. DBA ESSEX INDUSTRIES (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OVERALL
thickness0.032 INCHES NOMINAL IN
hole_diameter0.172 INCHES NOMINAL IN
overall_diameter0.500 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-815-1982
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: AC1593 · 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
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
THICKNESS: 0.032 INCHES NOMINAL IN
MATERIAL: STEEL COMP 1010 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT: CADMIUM OVERALL
CENTER HOLE SHAPE STYLE: ROUND
PERIPHERAL SHAPE STYLE: ROUND
OVERALL DIAMETER: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
THICKNESS0.032 INCHES NOMINAL IN
MATERIALSTEEL COMP 1010 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
CENTER HOLE SHAPE STYLEROUND
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER0.500 INCHES NOMINAL IN
HOLE DIAMETER0.172 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
26404Interchangeable
interchangeable cross-reference
interchangeable
FM70Interchangeable
interchangeable cross-reference
interchangeable
52011Interchangeable
interchangeable cross-reference
interchangeable
209539H1Interchangeable
interchangeable cross-reference
interchangeable
9T1257Interchangeable
interchangeable cross-reference
interchangeable
V480RInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AC1593?
AC1593 is a WASHER,FLAT.
What parts can replace AC1593?
There are 9 known substitutes for AC1593: 26404, FM70, 52011 and 6 more. Substitute compatibility should be verified for your specific system.
Is AC1593 still available?
AC1593 is currently cancelled.
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