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Technical Data Sheet
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3H3243 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3H3243: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, grip_length: 3.875 INCHES NOMINAL IN, head_height: 0.195 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.875 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-472-5282, 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
3H3243
NSN: 5306-00-472-5282
FSC: 5306 — Bolts
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
grip_length3.875 INCHES NOMINAL IN
head_height0.195 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
thread_class2A A
thread_length0.875 INCHES MINIMUM IN
fastener_length4.750 INCHES NOMINAL IN
thread_directionRIGHT-HAND
features_providedUNFINISHED HEAD
width_between_flats0.484 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
nominal_thread_diameter0.312 INCHES IN
thread_quantity_per_inch18
NSN5306-00-472-5282
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3H3243 · 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: 0.195 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
•
FASTENER LENGTH: 4.750 INCHES NOMINAL IN
•
THREAD LENGTH: 0.875 INCHES MINIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 1E60 FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
FEATURES PROVIDED: UNFINISHED HEAD
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.195 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
FASTENER LENGTH4.750 INCHES NOMINAL IN
THREAD LENGTH0.875 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION1E60 FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES IN
FEATURES PROVIDEDUNFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH3.875 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.484 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-004-7044 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 3H3243?
3H3243 is a BOLT,MACHINE.
What is the NSN for 3H3243?
3H3243 is cataloged in the U.S. Government catalog under NSN 5306-00-472-5282. This indicates validated use in U.S. government and defense supply chains.
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