PartsTable
Technical Data Sheet
Download PDF

4214188 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4214188: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON EXTENDED WASHER, head_height: 0.330 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.500 INCHES NOMINAL IN, fastener_length: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-663-2396, 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
4214188
NSN: 5305-01-663-2396
FSC: 5305 — Screws
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON EXTENDED WASHER
head_height0.330 INCHES NOMINAL IN
thread_class2A A
thread_length0.500 INCHES NOMINAL IN
fastener_length0.500 INCHES NOMINAL IN
special_featuresLOCKING FEATURE: SERRATED FLANGE;MATERIAL: STEEL,GRAD 5 PER SAE J429;FINISH: YELLOW ZINC PLATING
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_between_flats0.500 INCHES NOMINAL IN
end_item_identification4210-01-622-0440;TRUCK,FIRE FIGHTING
nominal_thread_diameter0.310 INCHES IN
NSN5305-01-663-2396
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4214188 · 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: 0.330 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 0.690 INCHES NOMINAL IN
•
THREAD LENGTH: 0.500 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.310 INCHES IN
•
HEAD STYLE: HEXAGON EXTENDED WASHER
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.330 INCHES NOMINAL IN
FASTENER LENGTH0.500 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER0.690 INCHES NOMINAL IN
THREAD LENGTH0.500 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.310 INCHES IN
HEAD STYLEHEXAGON EXTENDED WASHER
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.500 INCHES NOMINAL IN
COLORYELLOW OVERALL
SPECIAL FEATURESLOCKING FEATURE: SERRATED FLANGE;MATERIAL: STEEL,GRAD 5 PER SAE J429;FINISH: YELLOW ZINC PLATING
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 4214188?
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 4214188?
4214188 is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for 4214188?
4214188 is cataloged in the U.S. Government catalog under NSN 5305-01-663-2396. 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 — 4214188

✓ 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.