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90410A242 — SCREW,TAPPING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

90410A242: SCREW,TAPPING.

The SCREW,TAPPING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 410 OVERALL, head_style: PAN, fastener_length: 0.500 INCHES NOMINAL IN, internal_drive_style: CROSS RECESS TYPE II, end_item_identification: KC-46A SE A, nonmachine_nominal_thread_diameter: 0.190 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-660-6526, 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
90410A242
NSN: 5305-01-660-6526
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL COMP 410 OVERALL
head_stylePAN
fastener_length0.500 INCHES NOMINAL IN
internal_drive_styleCROSS RECESS TYPE II
end_item_identificationKC-46A SE A
nonmachine_nominal_thread_diameter0.190 INCHES IN
part_name_assigned_by_controlling_agencySCREW,FLAT HEAD
NSN5305-01-660-6526
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 90410A242 · 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
•
NONMACHINE NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
HEAD STYLE: PAN
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE II
•
MATERIAL: STEEL COMP 410 OVERALL
TECHNICAL CHARACTERISTICS
NONMACHINE NOMINAL THREAD DIAMETER0.190 INCHES IN
FASTENER LENGTH0.500 INCHES NOMINAL IN
HEAD STYLEPAN
INTERNAL DRIVE STYLECROSS RECESS TYPE II
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW,FLAT HEAD
END ITEM IDENTIFICATIONKC-46A SE A
MATERIALSTEEL COMP 410 OVERALL
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 90410A242?
90410A242 is a SCREW,TAPPING.
What is the NSN for 90410A242?
90410A242 is cataloged in the U.S. Government catalog under NSN 5305-01-660-6526. 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.