PartsTable
Technical Data Sheet
PartsTable / COMPONENT / EAB1721
EAB1721 ✓ 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 SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT CHAMFER, head_height: 0.065 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.220 INCHES NOMINAL IN, thread_length: 0.270 INCHES MINIMUM IN, screw_material: STEEL COMP 8740. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-147-6334, 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
EAB1721
NSN: 5305-00-147-6334
FSC: 5305
CAGE: 81996 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
head_styleFLAT CHAMFER
head_height0.065 INCHES NOMINAL IN
thread_class3A A
head_diameter0.220 INCHES NOMINAL IN
thread_length0.270 INCHES MINIMUM IN
screw_materialSTEEL COMP 8740
fastener_length0.300 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.164 INCHES IN
screw_surface_treatmentCADMIUM
thread_quantity_per_inch32
NSN5305-00-147-6334
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: EAB1721 · 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
•
FASTENER LENGTH: 0.300 INCHES NOMINAL IN
•
HEAD DIAMETER: 0.220 INCHES NOMINAL IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
•
HEAD HEIGHT: 0.065 INCHES NOMINAL IN
•
INTERNAL DRIVE STYLE: SLOT
•
SCREW SURFACE TREATMENT: CADMIUM
•
THREAD LENGTH: 0.270 INCHES MINIMUM IN
•
HEAD STYLE: FLAT CHAMFER
TECHNICAL CHARACTERISTICS (FLIS)
FASTENER LENGTH0.300 INCHES NOMINAL IN
HEAD DIAMETER0.220 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
HEAD HEIGHT0.065 INCHES NOMINAL IN
INTERNAL DRIVE STYLESLOT
SCREW SURFACE TREATMENTCADMIUM
THREAD LENGTH0.270 INCHES MINIMUM IN
HEAD STYLEFLAT CHAMFER
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
414Interchangeable
interchangeable cross-reference
interchangeable
MS51367-2Interchangeable
interchangeable cross-reference
interchangeable
184MInterchangeable
interchangeable cross-reference
interchangeable
77591Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy EAB1721?
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 EAB1721?
EAB1721 is a SCREW,MACHINE.
What parts can replace EAB1721?
There are 4 known substitutes for EAB1721: 414, MS51367-2, 184M and 1 more. Substitute compatibility should be verified for your specific system.
Is EAB1721 still available?
EAB1721 is currently cancelled.
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 — EAB1721

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026