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5064B — BOLT,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

5064B: BOLT,CLOSE TOLERANCE.

The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 464 OVERALL, head_style: HEXAGON, grip_length: 0.625 INCHES NOMINAL IN, head_height: 0.172 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.3100 INCHES MINIMUM AND 0.3110 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-660-3211, 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
5064B
NSN: 5306-00-660-3211
FSC: 5306 — Bolts
CAGE: 830Q4 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS-WRIGHT STEAM AND AIR SOLUTIONS DIV STEAM AND AIR SOLUTIONS (USA)
SPECIFICATIONS
materialCOPPER ALLOY 464 OVERALL
head_styleHEXAGON
grip_length0.625 INCHES NOMINAL IN
head_height0.172 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.3100 INCHES MINIMUM AND 0.3110 INCHES MAXIMUM IN
thread_length1.000 INCHES MINIMUM IN
fastener_length1.625 INCHES NOMINAL IN
special_featuresFURNISHED W/ONE HEX SLOTTED NUT
thread_directionRIGHT-HAND
width_between_flats0.594 INCHES NOMINAL IN
nominal_thread_diameter0.312 INCHES IN
NSN5306-00-660-3211
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5064B · 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 HEIGHT: 0.172 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.625 INCHES NOMINAL IN
•
THREAD LENGTH: 1.000 INCHES MINIMUM IN
•
SHANK UNTHREADED HOLE DIAMETER: 0.078 INCHES NOMINAL FIRST HOLE IN
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 0.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.172 INCHES NOMINAL IN
FASTENER LENGTH1.625 INCHES NOMINAL IN
THREAD LENGTH1.000 INCHES MINIMUM IN
SHANK UNTHREADED HOLE DIAMETER0.078 INCHES NOMINAL FIRST HOLE IN
NOMINAL THREAD DIAMETER0.312 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.625 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.594 INCHES NOMINAL IN
GRIP DIAMETER0.3100 INCHES MINIMUM AND 0.3110 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 1
200103MPC109Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5064B?
5064B is a BOLT,CLOSE TOLERANCE.
What parts can replace 5064B?
There is 1 known substitute for 5064B: 200103MPC109. Substitute compatibility should be verified for your specific system.
What is the NSN for 5064B?
5064B is cataloged in the U.S. Government catalog under NSN 5306-00-660-3211. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.