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3X51941 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3X51941: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 3135 OVERALL, hole_type: DRILLED, head_style: HEXAGON, head_height: 0.234 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.750 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-207-8427, 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
3X51941
NSN: 5306-00-207-8427
FSC: 5306 — Bolts
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
materialSTEEL COMP 3135 OVERALL
hole_typeDRILLED
head_styleHEXAGON
head_height0.234 INCHES NOMINAL IN
thread_class3A A
hole_quantity6
thread_length0.750 INCHES MINIMUM IN
fastener_length0.750 INCHES NOMINAL IN
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
surface_treatmentCADMIUM OVERALL
width_between_flats0.500 INCHES NOMINAL IN
NSN5306-00-207-8427
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3X51941 · 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: 0.234 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.750 INCHES NOMINAL IN
•
THREAD LENGTH: 0.750 INCHES MINIMUM IN
•
HOLE CONFIGURATION STYLE: HEXAGON LONGITUDINAL HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-624 FS3135 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.234 INCHES NOMINAL IN
FASTENER LENGTH0.750 INCHES NOMINAL IN
THREAD LENGTH0.750 INCHES MINIMUM IN
HOLE CONFIGURATION STYLEHEXAGON LONGITUDINAL HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 FS3135 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.500 INCHES NOMINAL IN
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3X51941?
3X51941 is a BOLT,MACHINE.
What is the NSN for 3X51941?
3X51941 is cataloged in the U.S. Government catalog under NSN 5306-00-207-8427. 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.