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PartsTable / COMPONENT / NAS463YC516H
NAS463YC516H ✓ 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 NUT SPACER,PLATE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OVERALL, nut_style: PLATE NUT SPACER, nut_length: 1.281 INCHES NOMINAL IN, plate_width: 0.594 INCHES NOMINAL IN, plate_thickness: 0.090 INCHES NOMINAL IN, thru-hole_diameter: 0.385 INCHES MINIMUM AND 0.395 INCHES MAXIMUM 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 5310-00-326-4515, 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
NAS463YC516H
NSN: 5310-00-326-4515
FSC: 5310
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialSTEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OVERALL
nut_stylePLATE NUT SPACER
nut_length1.281 INCHES NOMINAL IN
plate_width0.594 INCHES NOMINAL IN
plate_thickness0.090 INCHES NOMINAL IN
thru-hole_diameter0.385 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
mounting_hole_diameter0.134 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
nut_mounting_provisionCOUNTERSUNK HOLES
mounting_provision_locationNUT PROJECTION SIDE
specification/standard_data80205-NAS463 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
mounting_hole_arrangement_style2 HOLES
mounting_hole_countersink_angle100.0 DEGREES NOMINAL
NSN5310-00-326-4515
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: NAS463YC516H · 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
•
MOUNTING HOLE ARRANGEMENT STYLE: 2 HOLES
•
SPECIFICATION/STANDARD DATA: 80205-NAS463 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
NUT LENGTH: 1.281 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6721 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5059 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OVERALL
•
MOUNTING HOLE COUNTERSINK ANGLE: 100.0 DEGREES NOMINAL
•
DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER: 0.497 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN
•
NUT STYLE: PLATE NUT SPACER
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
SPECIFICATION/STANDARD DATA80205-NAS463 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NUT LENGTH1.281 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6721 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5059 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OVERALL
MOUNTING HOLE COUNTERSINK ANGLE100.0 DEGREES NOMINAL
DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER0.497 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN
NUT STYLEPLATE NUT SPACER
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH0.310 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN
PLATE THICKNESS0.090 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
7571864P6Interchangeable
interchangeable cross-reference
interchangeable
101-2131-1Interchangeable
interchangeable cross-reference
interchangeable
2665Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NAS463YC516H?
NAS463YC516H is a NUT SPACER,PLATE.
What parts can replace NAS463YC516H?
There are 3 known substitutes for NAS463YC516H: 7571864P6, 101-2131-1, 2665. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS463YC516H?
NAS463YC516H is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-326-4515. 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