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Technical Data Sheet
PartsTable / COMPONENT / 64564-3-1
64564-3-1 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN, head_diameter: 0.328 INCHES MINIMUM AND 0.385 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 5305-00-143-2722, 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
64564-3-1
NSN: 5305-00-143-2722
FSC: 5305
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
materialTITANIUM ALLOY OVERALL
head_styleFLAT COUNTERSUNK
grip_length0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN
head_diameter0.328 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
thread_length0.879 INCHES MINIMUM AND 1.071 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES THREADS
fastener_length1.551 INCHES MINIMUM AND 1.661 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
internal_drive_styleOFFSET CRUCIFORM (TORQUE SET)
NSN5305-00-143-2722
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 64564-3-1 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HEAD STYLE: FLAT COUNTERSUNK
•
GRIP DIAMETER: 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN
•
THREAD DIRECTION: RIGHT-HAND
•
SURFACE FINISH: 32.0 MICROINCHES GRIP
•
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER: 1.524 INCHES MINIMUM AND 1.544 INCHES MAXIMUM FIRST HOLE IN
•
THREAD QUANTITY PER INCH: 32
•
MINIMUM TENSILE STRENGTH: 160000 POUNDS PER SQUARE INCH LBS
•
HEAD DIAMETER: 0.328 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEFLAT COUNTERSUNK
GRIP DIAMETER0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
SURFACE FINISH32.0 MICROINCHES GRIP
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER1.524 INCHES MINIMUM AND 1.544 INCHES MAXIMUM FIRST HOLE IN
THREAD QUANTITY PER INCH32
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH LBS
HEAD DIAMETER0.328 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
THREAD LENGTH0.879 INCHES MINIMUM AND 1.071 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
D0076Interchangeable
interchangeable cross-reference
interchangeable
G-56508Interchangeable
interchangeable cross-reference
interchangeable
A410-056508-00Interchangeable
interchangeable cross-reference
interchangeable
C672-1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 64564-3-1?
64564-3-1 is a SCREW,CLOSE TOLERANCE.
What parts can replace 64564-3-1?
There are 4 known substitutes for 64564-3-1: D0076, G-56508, A410-056508-00 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 64564-3-1?
64564-3-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-143-2722. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026