PartsTable
Technical Data Sheet
Download PDF

5J2409 — BOLT,SQUARE NECK

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

5J2409: BOLT,SQUARE NECK.

The BOLT,SQUARE NECK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FILLISTER COUNTERSUNK, neck_width: 0.875 INCHES NOMINAL IN, head_height: 0.188 INCHES NOMINAL IN, neck_length: 0.375 INCHES NOMINAL IN, thread_class: 2A A. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-913-8883, 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
5J2409
NSN: 5306-00-913-8883
FSC: 5306 — Bolts
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFILLISTER COUNTERSUNK
neck_width0.875 INCHES NOMINAL IN
head_height0.188 INCHES NOMINAL IN
neck_length0.375 INCHES NOMINAL IN
thread_class2A A
head_diameter1.375 INCHES NOMINAL IN
thread_length1.750 INCHES MINIMUM IN
fastener_length2.818 INCHES NOMINAL IN
thread_directionRIGHT-HAND
countersink_angle45.0 DEGREES NOMINAL
nominal_thread_diameter0.875 INCHES IN
NSN5306-00-913-8883
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5J2409 · 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
•
NECK LENGTH: 0.375 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.188 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.818 INCHES NOMINAL IN
•
THREAD LENGTH: 1.750 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.875 INCHES IN
•
HEAD STYLE: FILLISTER COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
NECK WIDTH: 0.875 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
NECK LENGTH0.375 INCHES NOMINAL IN
HEAD HEIGHT0.188 INCHES NOMINAL IN
FASTENER LENGTH2.818 INCHES NOMINAL IN
THREAD LENGTH1.750 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.875 INCHES IN
HEAD STYLEFILLISTER COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
NECK WIDTH0.875 INCHES NOMINAL IN
COUNTERSINK ANGLE45.0 DEGREES NOMINAL
THREAD CLASS2A A
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
Ready to buy 5J2409?
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 5J2409?
5J2409 is a BOLT,SQUARE NECK.
What is the NSN for 5J2409?
5J2409 is cataloged in the U.S. Government catalog under NSN 5306-00-913-8883. 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 — 5J2409

✓ 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.