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HS5993-01-0420 — SCREW ASSEMBLY,PANEL

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

HS5993-01-0420: SCREW ASSEMBLY,PANEL.

The SCREW ASSEMBLY,PANEL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: DEE CHAMFER, head_height: 0.220 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.482 INCHES NOMINAL IN, thread_length: 0.450 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-561-7298, 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
HS5993-01-0420
NSN: 5305-01-561-7298
FSC: 5305 — Screws
CAGE: 8V613 — THE BOEING COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleDEE CHAMFER
head_height0.220 INCHES NOMINAL IN
thread_class3A A
head_diameter0.482 INCHES NOMINAL IN
thread_length0.450 INCHES NOMINAL IN
fastener_length0.460 INCHES NOMINAL IN
special_featuresMATERIAL IS CRES A-286
thread_directionRIGHT-HAND
internal_drive_styleHEXAGON
end_item_identification1520-01-553-3536; HELICOPTER, ATTACK
nominal_thread_diameter0.190 INCHES IN
NSN5305-01-561-7298
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: HS5993-01-0420 · 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: 0.220 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.460 INCHES NOMINAL IN
•
THREAD LENGTH: 0.450 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: DEE CHAMFER
•
THREAD DIRECTION: RIGHT-HAND
•
MINIMUM TENSILE STRENGTH: 160000 POUNDS PER SQUARE INCH LBS
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.220 INCHES NOMINAL IN
FASTENER LENGTH0.460 INCHES NOMINAL IN
THREAD LENGTH0.450 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEDEE CHAMFER
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESMATERIAL IS CRES A-286
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH LBS
INTERNAL DRIVE STYLEHEXAGON
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW, CAPTIVE, SELF RETRACTING, CRIMP RING TYPE
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is HS5993-01-0420?
HS5993-01-0420 is a SCREW ASSEMBLY,PANEL.
What is the NSN for HS5993-01-0420?
HS5993-01-0420 is cataloged in the U.S. Government catalog under NSN 5305-01-561-7298. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.