PartsTable
Technical Data Sheet
Download PDF

8421923 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

8421923: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: ROUND W/WRENCH FLATS, head_height: 0.188 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.938 INCHES NOMINAL IN, thread_length: 1.000 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-704-3386, 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
8421923
NSN: 5306-00-704-3386
FSC: 5306 — Bolts
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleROUND W/WRENCH FLATS
head_height0.188 INCHES NOMINAL IN
thread_class3A A
head_diameter0.938 INCHES NOMINAL IN
thread_length1.000 INCHES MINIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length8.188 INCHES NOMINAL IN
shoulder_length7.188 INCHES NOMINAL FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.555 INCHES MINIMUM AND 0.560 INCHES MAXIMUM FIRST SHOULDER IN
surface_treatmentPHOSPHATE OVERALL
NSN5306-00-704-3386
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 8421923 · 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
•
HEAD HEIGHT: 0.188 INCHES NOMINAL IN
•
FASTENER LENGTH: 8.188 INCHES NOMINAL IN
•
SHOULDER LENGTH: 7.188 INCHES NOMINAL FIRST SHOULDER IN
•
SHOULDER DIAMETER: 0.555 INCHES MINIMUM AND 0.560 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 1.000 INCHES MINIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
HEAD STYLE: ROUND W/WRENCH FLATS
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.188 INCHES NOMINAL IN
FASTENER LENGTH8.188 INCHES NOMINAL IN
SHOULDER LENGTH7.188 INCHES NOMINAL FIRST SHOULDER IN
SHOULDER DIAMETER0.555 INCHES MINIMUM AND 0.560 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH1.000 INCHES MINIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
NOMINAL THREAD DIAMETER0.500 INCHES IN
HEAD STYLEROUND W/WRENCH FLATS
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.750 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-004-7044 5306-00-007-6129 5306-00-008-7899 5306-00-009-4739 5306-00-118-7332 5306-00-151-1777 5306-00-255-4507 5306-01-101-2459
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 8421923?
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 8421923?
8421923 is a BOLT,SHOULDER.
What is the NSN for 8421923?
8421923 is cataloged in the U.S. Government catalog under NSN 5306-00-704-3386. 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 — 8421923