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351406 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

351406: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 601 OVERALL, head_style: HEXAGON, grip_length: 0.220 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN, head_height: 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN, thread_class: 1A A, thread_length: 0.688 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-579-3077, 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
351406
NSN: 5306-00-579-3077
FSC: 5306 — Bolts
CAGE: 80539 — SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA (USA)
SPECIFICATIONS
materialSTEEL COMP 601 OVERALL
head_styleHEXAGON
grip_length0.220 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
head_height0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
thread_class1A A
thread_length0.688 INCHES MINIMUM IN
fastener_length0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
hardness_rating30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
special_featuresFAILURE COULD CAUSE SERIOUS DAMAGE TO THE AIRCRAFT OR WEAPON SYSTEM OR AN UNCOMMANDED ENGINE SHUTDOWN THAT JEOPARDIZES SAFETY
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
surface_treatmentNICKEL AND CADMIUM OVERALL
NSN5306-00-579-3077
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 351406 · 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: 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2416 ASSN STD ALL TREATMENT RESPONSES OVERALL
•
THREAD LENGTH: 0.688 INCHES MINIMUM IN
•
HARDNESS RATING: 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
FASTENER LENGTH0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2416 ASSN STD ALL TREATMENT RESPONSES OVERALL
THREAD LENGTH0.688 INCHES MINIMUM IN
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
CRITICALITY CODE JUSTIFICATIONFEAT
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-004-7044 5306-00-007-6129 5306-00-008-7899 5306-00-009-4739 5306-00-118-7332 5306-00-151-1777 5306-00-255-4507 5306-01-101-2459
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 351406?
351406 is a BOLT,MACHINE.
What is the NSN for 351406?
351406 is cataloged in the U.S. Government catalog under NSN 5306-00-579-3077. 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.