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Technical Data Sheet
PartsTable / COMPONENT / NAS513-7
NAS513-7 ✓ 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, ring_style: EXTERNAL, usage_design: EXTERNAL, hole_diameter: 0.451 INCHES MINIMUM AND 0.467 INCHES MAXIMUM IN, hardness_rating: 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM, inside_diameter: 0.338 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-297-4085, 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
NAS513-7
NSN: 5310-00-297-4085
FSC: 5310
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialSTEEL
ring_styleEXTERNAL
usage_designEXTERNAL
hole_diameter0.451 INCHES MINIMUM AND 0.467 INCHES MAXIMUM IN
hardness_rating40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
inside_diameter0.338 INCHES NOMINAL IN
major_thickness0.025 INCHES NOMINAL IN
outside_diameter0.630 INCHES MINIMUM AND 0.632 INCHES MAXIMUM IN
style_designatorINTERNAL PREBENT KEY
surface_treatmentPHOSPHATE
material_thickness0.063 INCHES NOMINAL IN
wire_hole_diameter0.062 INCHES NOMINAL IN
NSN5310-00-297-4085
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: NAS513-7 · 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
•
MINIMUM TENSILE STRENGTH: 180000 POUNDS PER SQUARE INCH LBS
•
SPECIFICATION/STANDARD DATA: 80205-NAS513 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
INTERNAL PREBENT KEY WIDTH: 0.077 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.063 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.451 INCHES MINIMUM AND 0.467 INCHES MAXIMUM IN
•
DISTANCE FROM KEY CENTER TO WIRE HOLE CENTER: 0.122 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN
•
WIRE HOLE DIAMETER: 0.062 INCHES NOMINAL IN
•
HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
TECHNICAL CHARACTERISTICS (FLIS)
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH LBS
SPECIFICATION/STANDARD DATA80205-NAS513 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
INTERNAL PREBENT KEY WIDTH0.077 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
MATERIAL THICKNESS0.063 INCHES NOMINAL IN
HOLE DIAMETER0.451 INCHES MINIMUM AND 0.467 INCHES MAXIMUM IN
DISTANCE FROM KEY CENTER TO WIRE HOLE CENTER0.122 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN
WIRE HOLE DIAMETER0.062 INCHES NOMINAL IN
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
OUTSIDE DIAMETER0.630 INCHES MINIMUM AND 0.632 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
5615 ASSEMBLY BB PART 13Interchangeable
interchangeable cross-reference
interchangeable
9415234Interchangeable
interchangeable cross-reference
interchangeable
R271NAA0037NN05 6NNPF1Interchangeable
interchangeable cross-reference
interchangeable
5100-37PPInterchangeable
interchangeable cross-reference
interchangeable
3100-37-ST-PAInterchangeable
interchangeable cross-reference
interchangeable
NAS670-37PInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NAS513-7?
NAS513-7 is a WASHER,KEY.
What parts can replace NAS513-7?
There are 6 known substitutes for NAS513-7: 5615 ASSEMBLY BB PART 13, 9415234, R271NAA0037NN05 6NNPF1 and 3 more. Substitute compatibility should be verified for your specific system.
Is NAS513-7 still available?
NAS513-7 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