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12759-01247 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

12759-01247: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, fastener_length: 3.250 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, surface_treatment: DICHROMATE ZINC OVERALL, width_between_flats: 1.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-597-5693, 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
12759-01247
NSN: 5305-01-597-5693
FSC: 5305 — Screws
CAGE: 0Y3H3 — FASTENAL COMPANY DBA FASTENAL CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
fastener_length3.250 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentDICHROMATE ZINC OVERALL
width_between_flats1.125 INCHES NOMINAL IN
nominal_thread_diameter0.750 INCHES IN
minimum_tensile_strength150000 POUNDS PER SQUARE INCH LBS
thread_quantity_per_inch18
thread_series_designatorUNF
part_name_assigned_by_controlling_agency3/4 INCH -16 X 3-1/4 INCH YELLOW ZINC FINISH SAE J429 GRADE 8 HEX CAP SCREW IN
NSN5305-01-597-5693
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12759-01247 · 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: 3.250 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.750 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 1.125 INCHES NOMINAL IN
•
COLOR: YELLOW OVERALL
•
SURFACE TREATMENT: DICHROMATE ZINC OVERALL
•
MINIMUM TENSILE STRENGTH: 150000 POUNDS PER SQUARE INCH LBS
TECHNICAL CHARACTERISTICS
FASTENER LENGTH3.250 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.750 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS1.125 INCHES NOMINAL IN
COLORYELLOW OVERALL
SURFACE TREATMENTDICHROMATE ZINC OVERALL
MINIMUM TENSILE STRENGTH150000 POUNDS PER SQUARE INCH LBS
PART NAME ASSIGNED BY CONTROLLING AGENCY3/4 INCH -16 X 3-1/4 INCH YELLOW ZINC FINISH SAE J429 GRADE 8 HEX CAP SCREW IN
THREAD QUANTITY PER INCH18
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
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FREQUENTLY ASKED QUESTIONS
What is 12759-01247?
12759-01247 is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for 12759-01247?
12759-01247 is cataloged in the U.S. Government catalog under NSN 5305-01-597-5693. 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.