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64151-6-12 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

64151-6-12: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: DISHED HEXAGON, head_height: 0.281 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.385 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-118-6971, 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
64151-6-12
NSN: 5306-00-118-6971
FSC: 5306 — Bolts
CAGE: 46878 — FL INDUSTRIES INC PHILLIPS DRILL DIV (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleDISHED HEXAGON
head_height0.281 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN
thread_class3A A
thread_length0.385 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length2.247 INCHES MINIMUM AND 2.277 INCHES MAXIMUM IN
shoulder_length1.842 INCHES MINIMUM AND 1.862 INCHES MAXIMUM FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.5355 INCHES MINIMUM AND 0.5365 INCHES MAXIMUM FIRST SHOULDER IN
width_between_flats0.865 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN
nominal_thread_diameter0.375 INCHES IN
NSN5306-00-118-6971
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 64151-6-12 · 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: 0.281 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN
•
FASTENER LENGTH: 2.247 INCHES MINIMUM AND 2.277 INCHES MAXIMUM IN
•
SHOULDER LENGTH: 1.842 INCHES MINIMUM AND 1.862 INCHES MAXIMUM FIRST SHOULDER IN
•
SHOULDER DIAMETER: 0.5355 INCHES MINIMUM AND 0.5365 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 0.385 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
SHANK UNTHREADED HOLE DIAMETER: 0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE IN
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.281 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN
FASTENER LENGTH2.247 INCHES MINIMUM AND 2.277 INCHES MAXIMUM IN
SHOULDER LENGTH1.842 INCHES MINIMUM AND 1.862 INCHES MAXIMUM FIRST SHOULDER IN
SHOULDER DIAMETER0.5355 INCHES MINIMUM AND 0.5365 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.385 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
SHANK UNTHREADED HOLE DIAMETER0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEDISHED HEXAGON
THREAD DIRECTIONRIGHT-HAND
SUBSTITUTES & CROSS-REFERENCES 2
C344-12Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
VS2784-12Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 64151-6-12?
64151-6-12 is a BOLT,SHOULDER.
What parts can replace 64151-6-12?
There are 2 known substitutes for 64151-6-12: C344-12, VS2784-12. Substitute compatibility should be verified for your specific system.
What is the NSN for 64151-6-12?
64151-6-12 is cataloged in the U.S. Government catalog under NSN 5306-00-118-6971. 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.