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WC511-3-4 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

WC511-3-4: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_diameter: 0.495 INCHES NOMINAL IN, fastener_length: 0.583 INCHES MINIMUM AND 0.613 INCHES MAXIMUM IN, special_features: 95 KSI SHEAR BOLT FOR COMPOSITE STRUCTURE; GRIP LG 0.25IN IN, thread_direction: RIGHT-HAND, end_item_identification: G550 AIRCRAFT SPARES, part_name_assigned_by_controlling_agency: SCREW. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-666-5923, 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
WC511-3-4
NSN: 5305-01-666-5923
FSC: 5305 — Screws
CAGE: 60516 — WEST COAST AEROSPACE, INC. (USA)
SPECIFICATIONS
head_diameter0.495 INCHES NOMINAL IN
fastener_length0.583 INCHES MINIMUM AND 0.613 INCHES MAXIMUM IN
special_features95 KSI SHEAR BOLT FOR COMPOSITE STRUCTURE; GRIP LG 0.25IN IN
thread_directionRIGHT-HAND
end_item_identificationG550 AIRCRAFT SPARES
part_name_assigned_by_controlling_agencySCREW
NSN5305-01-666-5923
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: WC511-3-4 · 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: 0.583 INCHES MINIMUM AND 0.613 INCHES MAXIMUM IN
•
THREAD DIRECTION: RIGHT-HAND
•
HEAD DIAMETER: 0.495 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.583 INCHES MINIMUM AND 0.613 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURES95 KSI SHEAR BOLT FOR COMPOSITE STRUCTURE; GRIP LG 0.25IN IN
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW
END ITEM IDENTIFICATIONG550 AIRCRAFT SPARES
HEAD DIAMETER0.495 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
5305PL1884609Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is WC511-3-4?
WC511-3-4 is a SCREW,MACHINE.
What parts can replace WC511-3-4?
There is 1 known substitute for WC511-3-4: 5305PL1884609. Substitute compatibility should be verified for your specific system.
What is the NSN for WC511-3-4?
WC511-3-4 is cataloged in the U.S. Government catalog under NSN 5305-01-666-5923. 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.