PartsTable
Technical Data Sheet
Download PDF

NK505-416-12 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

NK505-416-12: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010 OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 0.462 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN, thread_length: 0.566 INCHES MINIMUM AND 0.619 INCHES MAXIMUM IN, fastener_length: 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-138-9864, 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
NK505-416-12
NSN: 5305-00-138-9864
FSC: 5305 — Screws
CAGE: 26233 — NYLOK LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OVERALL
head_styleFLAT COUNTERSUNK
thread_class2A A
head_diameter0.462 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN
thread_length0.566 INCHES MINIMUM AND 0.619 INCHES MAXIMUM IN
fastener_length0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
locking_featurePATCH OR STRIP THREADS
thread_directionRIGHT-HAND
countersink_angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
surface_treatmentCADMIUM OVERALL
internal_drive_styleSLOT
nominal_thread_diameter0.250 INCHES IN
NSN5305-00-138-9864
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: NK505-416-12 · 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
•
FASTENER LENGTH: 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.566 INCHES MINIMUM AND 0.619 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-630 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-631 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
LOCKING FEATURE: PATCH OR STRIP THREADS
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.566 INCHES MINIMUM AND 0.619 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-630 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-631 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
LOCKING FEATUREPATCH OR STRIP THREADS
SURFACE TREATMENTCADMIUM OVERALL
INTERNAL DRIVE STYLESLOT
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy NK505-416-12?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is NK505-416-12?
NK505-416-12 is a SCREW,CAP,SOCKET HEAD.
What is the NSN for NK505-416-12?
NK505-416-12 is cataloged in the U.S. Government catalog under NSN 5305-00-138-9864. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — NK505-416-12

✓ 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.