PartsTable
Technical Data Sheet
Download PDF

8426979 — SCREW,TAPPING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

8426979: SCREW,TAPPING.

The SCREW,TAPPING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: UNDERCUT PAN NO. 2, head_height: 0.130 INCHES NOMINAL IN, head_diameter: 0.365 INCHES NOMINAL IN, fastener_length: 0.440 INCHES NOMINAL IN, internal_drive_style: CROSS RECESS TYPE 1.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-308-9403, 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
8426979
NSN: 5305-01-308-9403
FSC: 5305 — Screws
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleUNDERCUT PAN NO. 2
head_height0.130 INCHES NOMINAL IN
head_diameter0.365 INCHES NOMINAL IN
fastener_length0.440 INCHES NOMINAL IN
internal_drive_styleCROSS RECESS TYPE 1
end_item_identification40MM M75 MM
nonmachine_thread_styleTHRU SLOT (TYPE D)
nonmachine_nominal_thread_diameter0.1867 INCHES IN
NSN5305-01-308-9403
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 8426979 · 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: 0.1867 INCHES IN
•
HEAD HEIGHT: 0.130 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.440 INCHES NOMINAL IN
•
NONMACHINE THREAD STYLE: THRU SLOT (TYPE D)
•
HEAD STYLE: UNDERCUT PAN NO. 2
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
NONMACHINE NOMINAL THREAD DIAMETER0.1867 INCHES IN
HEAD HEIGHT0.130 INCHES NOMINAL IN
FASTENER LENGTH0.440 INCHES NOMINAL IN
NONMACHINE THREAD STYLETHRU SLOT (TYPE D)
HEAD STYLEUNDERCUT PAN NO. 2
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
END ITEM IDENTIFICATION40MM M75 MM
MATERIALSTEEL OVERALL
HEAD DIAMETER0.365 INCHES NOMINAL 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: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 8426979?
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 8426979?
8426979 is a SCREW,TAPPING.
What is the NSN for 8426979?
8426979 is cataloged in the U.S. Government catalog under NSN 5305-01-308-9403. 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 — 8426979

✓ 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.