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Technical Data Sheet
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SC246C3U4 — BOLT BLANK

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

SC246C3U4: BOLT BLANK.

The BOLT BLANK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: TRUSS, head_height: 0.080 INCHES NOMINAL IN, head_diameter: 0.318 INCHES NOMINAL IN, shank_diameter: 0.189 INCHES NOMINAL IN, fastener_length: 0.190 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-539-2959, 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
SC246C3U4
NSN: 5306-01-539-2959
FSC: 5306 — Bolts
CAGE: 06950 — HOWMET GLOBAL FASTENING SYSTEMS INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleTRUSS
head_height0.080 INCHES NOMINAL IN
head_diameter0.318 INCHES NOMINAL IN
shank_diameter0.189 INCHES NOMINAL IN
fastener_length0.190 INCHES NOMINAL IN
special_featuresSPECIAL TRI-WING TRUSS HEAD; 32 THREAD; .250 GRIP; CADMIUM PLATED
NSN5306-01-539-2959
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SC246C3U4 · 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
•
SHANK DIAMETER: 0.189 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.080 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.190 INCHES NOMINAL IN
•
HEAD STYLE: TRUSS
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
HEAD DIAMETER: 0.318 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.189 INCHES NOMINAL IN
HEAD HEIGHT0.080 INCHES NOMINAL IN
FASTENER LENGTH0.190 INCHES NOMINAL IN
HEAD STYLETRUSS
SPECIAL FEATURESSPECIAL TRI-WING TRUSS HEAD; 32 THREAD; .250 GRIP; CADMIUM PLATED
MATERIALSTEEL CORROSION RESISTING OVERALL
HEAD DIAMETER0.318 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
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 SC246C3U4?
SC246C3U4 is a BOLT BLANK.
What is the NSN for SC246C3U4?
SC246C3U4 is cataloged in the U.S. Government catalog under NSN 5306-01-539-2959. 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.