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592020 — SCREW,ASSEMBLED WASHER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

592020: SCREW,ASSEMBLED WASHER.

The SCREW,ASSEMBLED WASHER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: CHAMFER FLANGE, fastener_length: 0.3125 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: SOCKET HEAD CAP SCREW. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-640-8729, 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
592020
NSN: 5305-01-640-8729
FSC: 5305 — Screws
CAGE: 5YWZ2 — BRIGHTON-BEST INTERNATIONAL INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleCHAMFER FLANGE
fastener_length0.3125 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencySOCKET HEAD CAP SCREW
NSN5305-01-640-8729
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 592020 · 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
•
FASTENER LENGTH: 0.3125 INCHES NOMINAL IN
•
HEAD STYLE: CHAMFER FLANGE
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.3125 INCHES NOMINAL IN
HEAD STYLECHAMFER FLANGE
PART NAME ASSIGNED BY CONTROLLING AGENCYSOCKET HEAD CAP SCREW
MATERIALSTEEL OVERALL
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 592020?
592020 is a SCREW,ASSEMBLED WASHER.
What is the NSN for 592020?
592020 is cataloged in the U.S. Government catalog under NSN 5305-01-640-8729. 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.