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Technical Data Sheet
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LL90726-303 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

LL90726-303: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.902 INCHES MINIMUM AND 0.974 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 1.750 INCHES MINIMUM AND 1.937 INCHES MAXIMUM IN, fastener_length: 1.625 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-724-0678, 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
LL90726-303
NSN: 5306-00-724-0678
FSC: 5306 — Bolts
CAGE: 03038 — LONG-LOK, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.902 INCHES MINIMUM AND 0.974 INCHES MAXIMUM IN
thread_class2A A
thread_length1.750 INCHES MINIMUM AND 1.937 INCHES MAXIMUM IN
fastener_length1.625 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
hardness_rating25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
locking_featureSTRIP THREADS
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
width_between_flats2.175 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN
nominal_thread_diameter1.500 INCHES IN
NSN5306-00-724-0678
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: LL90726-303 · 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: 0.902 INCHES MINIMUM AND 0.974 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.625 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.750 INCHES MINIMUM AND 1.937 INCHES MAXIMUM IN
•
HARDNESS RATING: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
•
NOMINAL THREAD DIAMETER: 1.500 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.902 INCHES MINIMUM AND 0.974 INCHES MAXIMUM IN
FASTENER LENGTH1.625 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
THREAD LENGTH1.750 INCHES MINIMUM AND 1.937 INCHES MAXIMUM IN
HARDNESS RATING25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL THREAD DIAMETER1.500 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS2.175 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN
LOCKING FEATURESTRIP THREADS
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 LL90726-303?
LL90726-303 is a BOLT,MACHINE.
What is the NSN for LL90726-303?
LL90726-303 is cataloged in the U.S. Government catalog under NSN 5306-00-724-0678. This indicates validated use in U.S. government and defense supply chains.
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