PartsTable
Technical Data Sheet
Download PDF

447143 — SCREW,TAPPING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

447143: SCREW,TAPPING.

The SCREW,TAPPING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON EXTENDED WASHER, head_height: 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN, fastener_length: 0.220 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, surface_treatment: CADMIUM OR ZINC OVERALL, width_between_flats: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-200-7735, 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
447143
NSN: 5305-01-200-7735
FSC: 5305 — Screws
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON EXTENDED WASHER
head_height0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
fastener_length0.220 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
surface_treatmentCADMIUM OR ZINC OVERALL
width_between_flats0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
internal_drive_styleW/O INTERNAL DRIVE
nonmachine_thread_styleGIMLET POINT (TYPE A, AB OR BA)
extended_washer_diameter0.322 INCHES MINIMUM AND 0.348 INCHES MAXIMUM IN
extended_washer_thickness0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
nonmachine_nominal_thread_diameter0.164 INCHES IN
material_document_and_classificationGM 6010-M FSCM 24617 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NSN5305-01-200-7735
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 447143 · 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: 0.164 INCHES IN
•
EXTENDED WASHER THICKNESS: 0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.220 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: GM 4252-M FSCM 24617 MFR REF ALL TREATMENT RESPONSES OVERALL
•
EXTENDED WASHER DIAMETER: 0.322 INCHES MINIMUM AND 0.348 INCHES MAXIMUM IN
•
NONMACHINE THREAD STYLE: GIMLET POINT (TYPE A, AB OR BA)
•
MATERIAL DOCUMENT AND CLASSIFICATION: GM 6010-M FSCM 24617 MFR REF SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
NONMACHINE NOMINAL THREAD DIAMETER0.164 INCHES IN
EXTENDED WASHER THICKNESS0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
HEAD HEIGHT0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
FASTENER LENGTH0.220 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONGM 4252-M FSCM 24617 MFR REF ALL TREATMENT RESPONSES OVERALL
EXTENDED WASHER DIAMETER0.322 INCHES MINIMUM AND 0.348 INCHES MAXIMUM IN
NONMACHINE THREAD STYLEGIMLET POINT (TYPE A, AB OR BA)
MATERIAL DOCUMENT AND CLASSIFICATIONGM 6010-M FSCM 24617 MFR REF SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLEHEXAGON EXTENDED WASHER
WIDTH BETWEEN FLATS0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
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: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
Ready to buy 447143?
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 447143?
447143 is a SCREW,TAPPING.
What is the NSN for 447143?
447143 is cataloged in the U.S. Government catalog under NSN 5305-01-200-7735. 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 — 447143

✓ 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.