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AS3580-6-18 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AS3580-6-18: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: DOUBLE HEXAGON W/HOLE, head_height: 0.373 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN, fastener_length: 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-650-2666, 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
AS3580-6-18
NSN: 5306-01-650-2666
FSC: 5306 — Bolts
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleDOUBLE HEXAGON W/HOLE
head_height0.373 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN
thread_class3A A
thread_length0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
fastener_length1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
width_between_flats0.4375 INCHES NOMINAL IN
end_item_identificationPOWER TURBINE
nominal_thread_diameter0.375 INCHES IN
extended_washer_diameter0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
thread_quantity_per_inch24
NSN5306-01-650-2666
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AS3580-6-18 · 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
•
EXTENDED WASHER THICKNESS: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.373 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN
•
EXTENDED WASHER DIAMETER: 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: DOUBLE HEXAGON W/HOLE
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
HEAD HEIGHT0.373 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN
FASTENER LENGTH1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN
EXTENDED WASHER DIAMETER0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
THREAD LENGTH0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEDOUBLE HEXAGON W/HOLE
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.4375 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 1
PL L25190G25 ITEM NO. 9352XReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS3580-6-18?
AS3580-6-18 is a BOLT,MACHINE.
What parts can replace AS3580-6-18?
There is 1 known substitute for AS3580-6-18: PL L25190G25 ITEM NO. 9352X. Substitute compatibility should be verified for your specific system.
What is the NSN for AS3580-6-18?
AS3580-6-18 is cataloged in the U.S. Government catalog under NSN 5306-01-650-2666. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.