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516322 ✓ 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 1025 OVERALL, thickness: 0.062 INCHES NOMINAL IN, hole_diameter: 0.165 INCHES NOMINAL IN, overall_diameter: 0.240 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN, surface_treatment: CADMIUM OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-189-6823, 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
516322
NSN: 5310-00-189-6823
FSC: 5310
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL COMP 1025 OVERALL
thickness0.062 INCHES NOMINAL IN
hole_diameter0.165 INCHES NOMINAL IN
overall_diameter0.240 INCHES MINIMUM AND 0.290 INCHES MAXIMUM 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
surface_treatment_document_and_classificationAN-P-61 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-189-6823
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 516322 · 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
•
THICKNESS: 0.062 INCHES NOMINAL IN
•
OVERALL DIAMETER: 0.240 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
•
CENTER HOLE SHAPE STYLE: ROUND
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL COMP 1025 OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AN-P-61 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
HOLE DIAMETER: 0.165 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THICKNESS0.062 INCHES NOMINAL IN
OVERALL DIAMETER0.240 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
CENTER HOLE SHAPE STYLEROUND
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL COMP 1025 OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAN-P-61 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
HOLE DIAMETER0.165 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
1-0125-1Interchangeable
interchangeable cross-reference
interchangeable
1000-0125-1Interchangeable
interchangeable cross-reference
interchangeable
1-0125Interchangeable
interchangeable cross-reference
interchangeable
54154Interchangeable
interchangeable cross-reference
interchangeable
B94.9Interchangeable
interchangeable cross-reference
interchangeable
B94.9 4-48 UNF HS G H2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 516322?
516322 is a WASHER,FLAT.
What parts can replace 516322?
There are 20 known substitutes for 516322: 1-0125-1, 1000-0125-1, 1-0125 and 17 more. Substitute compatibility should be verified for your specific system.
Is 516322 still available?
516322 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026