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KNNS524S16 — STUD,LOCKED IN

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

KNNS524S16: STUD,LOCKED IN.

The STUD,LOCKED IN is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, thread_class: 2A STUD THREAD A, thread_length: 0.430 INCHES NOMINAL STUD THREAD IN, overall_length: 1.430 INCHES NOMINAL IN, style_designator: LOCKED IN, thread_direction: RIGHT-HAND STUD THREAD. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-494-8729, 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
KNNS524S16
NSN: 5307-00-494-8729
FSC: 5307 — Studs
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
thread_class2A STUD THREAD A
thread_length0.430 INCHES NOMINAL STUD THREAD IN
overall_length1.430 INCHES NOMINAL IN
style_designatorLOCKED IN
thread_directionRIGHT-HAND STUD THREAD
shoulder_diameter0.312 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
nominal_thread_size0.312 INCHES NUT THREAD IN
cotter_pin_hole_diameter0.076 INCHES NOMINAL FIRST HOLE IN
thread_quantity_per_inch24 NUT THREAD
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF) NUT THREAD
NSN5307-00-494-8729
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: KNNS524S16 · 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: 0.430 INCHES NOMINAL STUD THREAD IN
•
STYLE DESIGNATOR: LOCKED IN
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
•
NOMINAL THREAD SIZE: 0.312 INCHES NUT THREAD IN
TECHNICAL CHARACTERISTICS
COTTER PIN HOLE DIAMETER0.076 INCHES NOMINAL FIRST HOLE IN
THREAD LENGTH0.430 INCHES NOMINAL STUD THREAD IN
THREAD LENGTH0.530 INCHES NOMINAL NUT THREAD IN
STYLE DESIGNATORLOCKED IN
OVERALL LENGTH1.430 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.312 INCHES NUT THREAD IN
SHOULDER DIAMETER0.312 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
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
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is KNNS524S16?
KNNS524S16 is a STUD,LOCKED IN.
What is the NSN for KNNS524S16?
KNNS524S16 is cataloged in the U.S. Government catalog under NSN 5307-00-494-8729. 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.