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PartsTable / COMPONENT / J9408
J9408 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SCREWDRIVER,FLAT TIP is a the manufacturer industrial component. Key specifications include width: 0.375 INCHES NOMINAL TIP IN, length: 8.000 INCHES NOMINAL BLADE IN, material: PLASTIC HANDLE, shank_shape: ROUND, shank_length: 8.000 INCHES NOMINAL IN, thread_class: 3A A. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-281-8734, 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
J9408
NSN: 5306-00-281-8734
FSC: 5306
CAGE: 74999 — JOSLYN CORP (USA)
SPECIFICATIONS
width0.375 INCHES NOMINAL TIP IN
length8.000 INCHES NOMINAL BLADE IN
materialPLASTIC HANDLE
shank_shapeROUND
shank_length8.000 INCHES NOMINAL IN
thread_class3A A
thread_length6.000 INCHES MINIMUM IN
overall_length13.438 INCHES NOMINAL IN
special_featuresFURNISHED W/1 SQ NUT
style_designatorOVAL, CLOSED
thread_directionRIGHT-HAND
features_providedFLARED TIP SIDE AND CUSHION GRIP
NSN5306-00-281-8734
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: J9408 · 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 LENGTH: 8.000 INCHES NOMINAL IN
•
THREAD CLASS: 3A A
•
THREAD QUANTITY PER INCH: 11
•
THREAD LENGTH: 6.000 INCHES MINIMUM IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
SHANK LENGTH8.000 INCHES NOMINAL IN
THREAD CLASS3A A
SPECIAL FEATURESFURNISHED W/1 SQ NUT
THREAD QUANTITY PER INCH11
THREAD LENGTH6.000 INCHES MINIMUM IN
OVERALL LENGTH11.188 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
MATERIALSTEEL OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD DIAMETER0.625 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
29958Interchangeable
interchangeable cross-reference
interchangeable
3995-8Interchangeable
interchangeable cross-reference
interchangeable
9408Interchangeable
interchangeable cross-reference
interchangeable
J9408Interchangeable
interchangeable cross-reference
interchangeable
3R976Interchangeable
interchangeable cross-reference
interchangeable
00-345A279Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is J9408?
J9408 is a SCREWDRIVER,FLAT TIP.
What parts can replace J9408?
There are 6 known substitutes for J9408: 29958, 3995-8, 9408 and 3 more. Substitute compatibility should be verified for your specific system.
Is J9408 still available?
J9408 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026