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8721347-1 — SCREW,TAPPING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

8721347-1: SCREW,TAPPING.

The SCREW,TAPPING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT COUNTERSUNK, fastener_length: 1.000 INCHES NOMINAL IN, surface_treatment: ZINC OVERALL, internal_drive_style: CROSS RECESS TYPE 1, nonmachine_thread_style: DOUBLE FLUTE (TYPE F). This part is cataloged in the U.S.

Government catalog under NSN 5305-01-351-1845, 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
8721347-1
NSN: 5305-01-351-1845
FSC: 5305 — Screws
CAGE: 57615 — SEAMAN CORP SEAMAN BUILDING SYSTEMS DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT COUNTERSUNK
fastener_length1.000 INCHES NOMINAL IN
surface_treatmentZINC OVERALL
internal_drive_styleCROSS RECESS TYPE 1
nonmachine_thread_styleDOUBLE FLUTE (TYPE F)
nonmachine_nominal_thread_diameter0.250 INCHES IN
NSN5305-01-351-1845
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 8721347-1 · 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
•
FASTENER LENGTH: 1.000 INCHES NOMINAL IN
•
NONMACHINE THREAD STYLE: DOUBLE FLUTE (TYPE F)
•
HEAD STYLE: FLAT COUNTERSUNK
•
SURFACE TREATMENT: ZINC OVERALL
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
NONMACHINE NOMINAL THREAD DIAMETER0.250 INCHES IN
FASTENER LENGTH1.000 INCHES NOMINAL IN
NONMACHINE THREAD STYLEDOUBLE FLUTE (TYPE F)
HEAD STYLEFLAT COUNTERSUNK
SURFACE TREATMENTZINC OVERALL
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MATERIALSTEEL OVERALL
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 1
90086A542Same 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
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FREQUENTLY ASKED QUESTIONS
What is 8721347-1?
8721347-1 is a SCREW,TAPPING.
What parts can replace 8721347-1?
There is 1 known substitute for 8721347-1: 90086A542. Substitute compatibility should be verified for your specific system.
What is the NSN for 8721347-1?
8721347-1 is cataloged in the U.S. Government catalog under NSN 5305-01-351-1845. This indicates validated use in U.S. government and defense supply chains.
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