PartsTable
Technical Data Sheet
Download PDF

6781515-1 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

6781515-1: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: PAN, head_height: 0.125 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.437 INCHES NOMINAL IN, thread_length: 0.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-470-3790, 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
6781515-1
NSN: 5305-01-470-3790
FSC: 5305 — Screws
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_stylePAN
head_height0.125 INCHES NOMINAL IN
thread_class2A A
head_diameter0.437 INCHES NOMINAL IN
thread_length0.625 INCHES NOMINAL IN
fastener_length0.750 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_across_flats0.156 INCHES NOMINAL IN
internal_drive_styleHEXAGON
end_item_identificationMK96 MOD 0 GU
nominal_thread_diameter0.250 INCHES IN
NSN5305-01-470-3790
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 6781515-1 · 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
•
WIDTH ACROSS FLATS: 0.156 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.125 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.750 INCHES NOMINAL IN
•
THREAD LENGTH: 0.625 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: PAN
•
THREAD DIRECTION: RIGHT-HAND
•
INTERNAL DRIVE STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.156 INCHES NOMINAL IN
HEAD HEIGHT0.125 INCHES NOMINAL IN
FASTENER LENGTH0.750 INCHES NOMINAL IN
THREAD LENGTH0.625 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEPAN
THREAD DIRECTIONRIGHT-HAND
INTERNAL DRIVE STYLEHEXAGON
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW,BUTTON HEAD
THREAD CLASS2A A
SUBSTITUTES & CROSS-REFERENCES 1
678151-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 6781515-1?
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 6781515-1?
6781515-1 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 6781515-1?
There is 1 known substitute for 6781515-1: 678151-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 6781515-1?
6781515-1 is cataloged in the U.S. Government catalog under NSN 5305-01-470-3790. 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 — 6781515-1

✓ 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.