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3307143 — STUD,PLAIN

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3307143: STUD,PLAIN.

The STUD,PLAIN is a the manufacturer industrial component. Key specifications include material: STEEL, thread_class: 3A NUT THREAD A, thread_length: 1.250 INCHES MINIMUM STUD THREAD IN, overall_length: 9.188 INCHES NOMINAL IN, hardness_rating: 30.0 ROCKWELL C MAXIMUM AND 36.0 ROCKWELL C MAXIMUM, thread_direction: RIGHT-HAND STUD THREAD. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-206-6598, 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
3307143
NSN: 5307-00-206-6598
FSC: 5307 — Studs
CAGE: 55380 — HATCH & KIRK, INC. (USA)
SPECIFICATIONS
materialSTEEL
thread_class3A NUT THREAD A
thread_length1.250 INCHES MINIMUM STUD THREAD IN
overall_length9.188 INCHES NOMINAL IN
hardness_rating30.0 ROCKWELL C MAXIMUM AND 36.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND STUD THREAD
nominal_thread_size0.750 INCHES STUD THREAD IN
thread_pitch_diameters+0.6930 TO 0.6950 INCHES STUD THREAD IN
thread_quantity_per_inch10 STUD THREAD
thread_series_designatorUNS STUD THREAD
NSN5307-00-206-6598
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3307143 · 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
•
THREAD LENGTH: 1.250 INCHES MINIMUM STUD THREAD IN
•
HARDNESS RATING: 30.0 ROCKWELL C MAXIMUM AND 36.0 ROCKWELL C MAXIMUM
•
THREAD PITCH DIAMETERS: +0.6930 TO 0.6950 INCHES STUD THREAD IN
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
•
NOMINAL THREAD SIZE: 0.750 INCHES STUD THREAD IN
TECHNICAL CHARACTERISTICS
THREAD LENGTH1.250 INCHES MINIMUM STUD THREAD IN
THREAD LENGTH1.000 INCHES MINIMUM NUT THREAD IN
HARDNESS RATING30.0 ROCKWELL C MAXIMUM AND 36.0 ROCKWELL C MAXIMUM
THREAD PITCH DIAMETERS+0.6930 TO 0.6950 INCHES STUD THREAD IN
OVERALL LENGTH9.188 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.750 INCHES STUD THREAD IN
THREAD CLASS3A NUT THREAD A
THREAD QUANTITY PER INCH10 STUD THREAD
OTHER ITEMS IN FSC 5307 — Studs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625
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 3307143?
3307143 is a STUD,PLAIN.
What is the NSN for 3307143?
3307143 is cataloged in the U.S. Government catalog under NSN 5307-00-206-6598. 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.