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AS3580-6-28 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AS3580-6-28: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 718 OVERALL, head_style: DOUBLE HEXAGON EXTENDED WASHER, head_height: 0.383 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 1.000 INCHES MAXIMUM IN, fastener_length: 1.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-535-0743, 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
AS3580-6-28
NSN: 5306-01-535-0743
FSC: 5306 — Bolts
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialNICKEL ALLOY 718 OVERALL
head_styleDOUBLE HEXAGON EXTENDED WASHER
head_height0.383 INCHES NOMINAL IN
thread_class3A A
thread_length1.000 INCHES MAXIMUM IN
fastener_length1.750 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.437 INCHES NOMINAL IN
nominal_thread_diameter0.375 INCHES IN
extended_washer_diameter0.562 INCHES NOMINAL IN
minimum_tensile_strength185000 POUNDS PER SQUARE INCH LBS
thread_quantity_per_inch24
NSN5306-01-535-0743
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AS3580-6-28 · 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: 0.174 INCHES MINIMUM IN
•
HEAD HEIGHT: 0.383 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.750 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 0.562 INCHES NOMINAL IN
•
THREAD LENGTH: 1.000 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 EXTENDED WASHER
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.174 INCHES MINIMUM IN
HEAD HEIGHT0.383 INCHES NOMINAL IN
FASTENER LENGTH1.750 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER0.562 INCHES NOMINAL IN
THREAD LENGTH1.000 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEDOUBLE HEXAGON EXTENDED WASHER
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.437 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
AS3580Reference document
Same NSN cross-reference
Reference document — Secondary reference
GEK 112775 FIG. 8 INDEX-28Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 AS3580-6-28?
AS3580-6-28 is a BOLT,MACHINE.
What parts can replace AS3580-6-28?
There are 2 known substitutes for AS3580-6-28: AS3580, GEK 112775 FIG. 8 INDEX-28. Substitute compatibility should be verified for your specific system.
What is the NSN for AS3580-6-28?
AS3580-6-28 is cataloged in the U.S. Government catalog under NSN 5306-01-535-0743. 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.