PartsTable
Technical Data Sheet
B4023643 ✓ 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 BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, head_style: HEXAGON, head_height: 0.8 MILLIMETERS NOMINAL MM, thread_length: 6.0 MILLIMETERS MINIMUM MM, fastener_length: 14.00 MILLIMETERS NOMINAL MM, shoulder_length: 1.0 MILLIMETERS NOMINAL FOURTH HOLE MM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-145-6943, 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
B4023643
NSN: 5306-01-145-6943
FSC: 5306
CAGE: 56996 — DEPARTMENT OF THE ARMY HQ UNITED STATES ARMY COMMUNICATIONS RESEARCH AND DEVELOPMENT COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
head_styleHEXAGON
head_height0.8 MILLIMETERS NOMINAL MM
thread_length6.0 MILLIMETERS MINIMUM MM
fastener_length14.00 MILLIMETERS NOMINAL MM
shoulder_length1.0 MILLIMETERS NOMINAL FOURTH HOLE MM
thread_directionRIGHT-HAND
shoulder_diameter4.25 MILLIMETERS MINIMUM AND 4.40 MILLIMETERS MAXIMUM FOURTH HOLE MM
surface_treatmentPASSIVATE OVERALL
width_between_flats6.3 MILLIMETERS NOMINAL MM
nominal_thread_diameter2.5 MILLIMETERS MM
thread_series_designatorM
NSN5306-01-145-6943
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: B4023643 · 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
NOMINAL THREAD DIAMETER: 2.5 MILLIMETERS MM
HEAD HEIGHT: 0.8 MILLIMETERS NOMINAL MM
SHOULDER LENGTH: 5.0 MILLIMETERS NOMINAL SECOND SHOULDER MM
SHOULDER DIAMETER: 4.25 MILLIMETERS MINIMUM AND 4.40 MILLIMETERS MAXIMUM FOURTH HOLE MM
WIDTH BETWEEN FLATS: 6.3 MILLIMETERS NOMINAL MM
SURFACE TREATMENT: PASSIVATE OVERALL
HEAD STYLE: HEXAGON
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER2.5 MILLIMETERS MM
HEAD HEIGHT0.8 MILLIMETERS NOMINAL MM
SHOULDER LENGTH5.0 MILLIMETERS NOMINAL SECOND SHOULDER MM
SHOULDER LENGTH1.0 MILLIMETERS NOMINAL FOURTH HOLE MM
SHOULDER DIAMETER4.25 MILLIMETERS MINIMUM AND 4.40 MILLIMETERS MAXIMUM FOURTH HOLE MM
WIDTH BETWEEN FLATS6.3 MILLIMETERS NOMINAL MM
SURFACE TREATMENTPASSIVATE OVERALL
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
683589Interchangeable
interchangeable cross-reference
interchangeable
17460Interchangeable
interchangeable cross-reference
interchangeable
9463Interchangeable
interchangeable cross-reference
interchangeable
23V101Interchangeable
interchangeable cross-reference
interchangeable
F48UInterchangeable
interchangeable cross-reference
interchangeable
LF9463Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy B4023643?
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 B4023643?
B4023643 is a BOLT,SHOULDER.
What parts can replace B4023643?
There are 6 known substitutes for B4023643: 683589, 17460, 9463 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B4023643?
B4023643 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-145-6943. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — B4023643