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S530877 — STUD,PLAIN

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

S530877: STUD,PLAIN.

The STUD,PLAIN is a the manufacturer industrial component. Key specifications include thread_class: 3A NUT THREAD A, thread_length: 0.438 INCHES MINIMUM NUT THREAD IN, overall_length: 1.125 INCHES NOMINAL IN, thread_direction: RIGHT-HAND STUD THREAD, surface_treatment: CADMIUM OVERALL, nominal_thread_size: 0.250 INCHES NUT THREAD IN. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-208-3840, 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
S530877
NSN: 5307-00-208-3840
FSC: 5307 — Studs
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
thread_class3A NUT THREAD A
thread_length0.438 INCHES MINIMUM NUT THREAD IN
overall_length1.125 INCHES NOMINAL IN
thread_directionRIGHT-HAND STUD THREAD
surface_treatmentCADMIUM OVERALL
nominal_thread_size0.250 INCHES NUT THREAD IN
cotter_pin_hole_diameter0.076 INCHES NOMINAL FIRST HOLE IN
thread_quantity_per_inch20 STUD THREAD
thread_series_designatorUNF NUT THREAD
distance_from_cotter_pin_hole_centerline_to_nut_end0.156 INCHES NOMINAL FIRST HOLE IN
NSN5307-00-208-3840
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: S530877 · 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
•
COTTER PIN HOLE DIAMETER: 0.076 INCHES NOMINAL FIRST HOLE IN
•
THREAD LENGTH: 0.438 INCHES MINIMUM STUD THREAD IN
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
•
NOMINAL THREAD SIZE: 0.250 INCHES NUT THREAD IN
TECHNICAL CHARACTERISTICS
COTTER PIN HOLE DIAMETER0.076 INCHES NOMINAL FIRST HOLE IN
THREAD LENGTH0.438 INCHES MINIMUM STUD THREAD IN
THREAD LENGTH0.438 INCHES MINIMUM NUT THREAD IN
OVERALL LENGTH1.125 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.250 INCHES NUT THREAD IN
NOMINAL THREAD SIZE0.250 INCHES STUD THREAD IN
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3A NUT THREAD A
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 S530877?
S530877 is a STUD,PLAIN.
What is the NSN for S530877?
S530877 is cataloged in the U.S. Government catalog under NSN 5307-00-208-3840. 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.