PartsTable
Technical Data Sheet
Download PDF

863-000551 — SCREW,TAPPING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

863-000551: SCREW,TAPPING.

The SCREW,TAPPING is a the manufacturer industrial component. Key specifications include material: ZINC ALLOY OVERALL, head_style: PAN NO. 2, head_height: 0.080 INCHES NOMINAL IN, head_diameter: 0.219 INCHES NOMINAL IN, fastener_length: 0.375 INCHES NOMINAL IN, internal_drive_style: CROSS RECESS TYPE 1.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-481-1725, 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
863-000551
NSN: 5305-01-481-1725
FSC: 5305 — Screws
CAGE: 4X630 — GUILD ASSOCIATES INC (USA)
SPECIFICATIONS
materialZINC ALLOY OVERALL
head_stylePAN NO. 2
head_height0.080 INCHES NOMINAL IN
head_diameter0.219 INCHES NOMINAL IN
fastener_length0.375 INCHES NOMINAL IN
internal_drive_styleCROSS RECESS TYPE 1
nonmachine_thread_styleDOUBLE FLUTE (TYPE F)
nonmachine_nominal_thread_diameter0.112 INCHES IN
NSN5305-01-481-1725
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 863-000551 · 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: 0.112 INCHES IN
•
HEAD HEIGHT: 0.080 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.375 INCHES NOMINAL IN
•
NONMACHINE THREAD STYLE: DOUBLE FLUTE (TYPE F)
•
HEAD STYLE: PAN NO. 2
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
MATERIAL: ZINC ALLOY OVERALL
•
HEAD DIAMETER: 0.219 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
NONMACHINE NOMINAL THREAD DIAMETER0.112 INCHES IN
HEAD HEIGHT0.080 INCHES NOMINAL IN
FASTENER LENGTH0.375 INCHES NOMINAL IN
NONMACHINE THREAD STYLEDOUBLE FLUTE (TYPE F)
HEAD STYLEPAN NO. 2
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MATERIALZINC ALLOY OVERALL
HEAD DIAMETER0.219 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 1
90087A107Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 863-000551?
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 863-000551?
863-000551 is a SCREW,TAPPING.
What parts can replace 863-000551?
There is 1 known substitute for 863-000551: 90087A107. Substitute compatibility should be verified for your specific system.
What is the NSN for 863-000551?
863-000551 is cataloged in the U.S. Government catalog under NSN 5305-01-481-1725. 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 — 863-000551

✓ 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.