PartsTable
Technical Data Sheet
Download PDF

9418055 — SCREW,TAPPING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

9418055: SCREW,TAPPING.

The SCREW,TAPPING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON EXTENDED WASHER, head_height: 0.202 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN, fastener_length: 0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, features_provided: CASEHARDENED, surface_treatment: CADMIUM OR ZINC OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-211-1438, 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
9418055
NSN: 5305-01-211-1438
FSC: 5305 — Screws
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON EXTENDED WASHER
head_height0.202 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
fastener_length0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
features_providedCASEHARDENED
surface_treatmentCADMIUM OR ZINC OVERALL
width_between_flats0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
internal_drive_styleW/O INTERNAL DRIVE
nonmachine_thread_styleWIDE FLUTE (TYPE T)
extended_washer_diameter0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
extended_washer_thickness0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
nonmachine_nominal_thread_diameter0.250 INCHES IN
NSN5305-01-211-1438
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 9418055 · 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: 0.250 INCHES IN
•
EXTENDED WASHER THICKNESS: 0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.202 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: GM 4252-M,FSCM 24617 MFR REF ALL TREATMENT RESPONSES OVERALL
•
EXTENDED WASHER DIAMETER: 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
•
NONMACHINE THREAD STYLE: WIDE FLUTE (TYPE T)
•
MATERIAL DOCUMENT AND CLASSIFICATION: GM 6010-M,FSCM 24617 MFR REF SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
NONMACHINE NOMINAL THREAD DIAMETER0.250 INCHES IN
EXTENDED WASHER THICKNESS0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
HEAD HEIGHT0.202 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
FASTENER LENGTH0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONGM 4252-M,FSCM 24617 MFR REF ALL TREATMENT RESPONSES OVERALL
EXTENDED WASHER DIAMETER0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
NONMACHINE THREAD STYLEWIDE FLUTE (TYPE T)
MATERIAL DOCUMENT AND CLASSIFICATIONGM 6010-M,FSCM 24617 MFR REF SINGLE MATERIAL RESPONSE OVERALL
FEATURES PROVIDEDCASEHARDENED
HEAD STYLEHEXAGON EXTENDED WASHER
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: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
Ready to buy 9418055?
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 9418055?
9418055 is a SCREW,TAPPING.
What is the NSN for 9418055?
9418055 is cataloged in the U.S. Government catalog under NSN 5305-01-211-1438. 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 — 9418055

✓ 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.