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577672 — STUD,SHOULDERED AND STEPPED

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

577672: STUD,SHOULDERED AND STEPPED.

The STUD,SHOULDERED AND STEPPED is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, thread_class: 2A NUT THREAD A, thread_length: 0.542 INCHES MINIMUM NUT THREAD IN, overall_length: 2.120 INCHES NOMINAL IN, shoulder_length: 0.250 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-841-7496, 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
577672
NSN: 5307-00-841-7496
FSC: 5307 — Studs
CAGE: 05869 — RAYTHEON COMPANY DIV RMD STRATEGIC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
thread_class2A NUT THREAD A
thread_length0.542 INCHES MINIMUM NUT THREAD IN
overall_length2.120 INCHES NOMINAL IN
shoulder_length0.250 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
nominal_thread_size0.190 INCHES NUT THREAD IN
distance_across_flats0.625 INCHES NOMINAL IN
thread_quantity_per_inch32 NUT THREAD
thread_series_designatorUNF NUT THREAD
NSN5307-00-841-7496
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 577672 · 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: 1.125 INCHES MINIMUM STUD THREAD IN
•
NOMINAL THREAD SIZE: 0.375 INCHES STUD THREAD IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
THREAD CLASS: 2A STUD THREAD A
TECHNICAL CHARACTERISTICS
THREAD LENGTH1.125 INCHES MINIMUM STUD THREAD IN
THREAD LENGTH0.542 INCHES MINIMUM NUT THREAD IN
OVERALL LENGTH2.120 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.375 INCHES STUD THREAD IN
NOMINAL THREAD SIZE0.190 INCHES NUT THREAD IN
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A STUD THREAD A
THREAD CLASS2A NUT THREAD A
THREAD QUANTITY PER INCH32 NUT THREAD
THREAD QUANTITY PER INCH24 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 577672?
577672 is a STUD,SHOULDERED AND STEPPED.
What is the NSN for 577672?
577672 is cataloged in the U.S. Government catalog under NSN 5307-00-841-7496. 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.