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AESM2F21C500GL7D71 — SCREW,TAPPING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AESM2F21C500GL7D71: SCREW,TAPPING.

The SCREW,TAPPING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, fastener_length: 0.500 INCHES NOMINAL IN, surface_treatment: ZINC OVERALL, internal_drive_style: CROSS RECESS TYPE 1, end_item_identification: 2320-016763797. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-705-6193, 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
AESM2F21C500GL7D71
NSN: 5305-01-705-6193
FSC: 5305 — Screws
CAGE: 05047 — THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT CHAMFER
fastener_length0.500 INCHES NOMINAL IN
surface_treatmentZINC OVERALL
internal_drive_styleCROSS RECESS TYPE 1
end_item_identification2320-016763797
nonmachine_thread_styleDOUBLE FLUTE (TYPE F)
specification/standard_data05047-ASME B18.24-2020 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
nonmachine_nominal_thread_diameter0.216 INCHES IN
material_document_and_classificationG10160,10180,10210,10220 OR 10260 CARBON STEEL PER ASME B18.24-2020 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencySCREWS, TAPPING, FLAT HEAD, TYPE I CROSS RECESS
surface_treatment_document_and_classificationASTM F1941,FE/ZN,TYPE 3A NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL A
NSN5305-01-705-6193
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AESM2F21C500GL7D71 · 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: 0.216 INCHES IN
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM F1941,FE/ZN,TYPE 3A NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL A
•
NONMACHINE THREAD STYLE: DOUBLE FLUTE (TYPE F)
•
MATERIAL DOCUMENT AND CLASSIFICATION: G10160,10180,10210,10220 OR 10260 CARBON STEEL PER ASME B18.24-2020 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL
•
HEAD STYLE: FLAT CHAMFER
•
SPECIFICATION/STANDARD DATA: 05047-ASME B18.24-2020 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
SURFACE TREATMENT: ZINC OVERALL
TECHNICAL CHARACTERISTICS
NONMACHINE NOMINAL THREAD DIAMETER0.216 INCHES IN
FASTENER LENGTH0.500 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM F1941,FE/ZN,TYPE 3A NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL A
NONMACHINE THREAD STYLEDOUBLE FLUTE (TYPE F)
MATERIAL DOCUMENT AND CLASSIFICATIONG10160,10180,10210,10220 OR 10260 CARBON STEEL PER ASME B18.24-2020 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLEFLAT CHAMFER
SPECIFICATION/STANDARD DATA05047-ASME B18.24-2020 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE TREATMENTZINC OVERALL
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREWS, TAPPING, FLAT HEAD, TYPE I CROSS RECESS
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
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FREQUENTLY ASKED QUESTIONS
What is AESM2F21C500GL7D71?
AESM2F21C500GL7D71 is a SCREW,TAPPING.
What is the NSN for AESM2F21C500GL7D71?
AESM2F21C500GL7D71 is cataloged in the U.S. Government catalog under NSN 5305-01-705-6193. 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.
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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.