PartsTable
Technical Data Sheet
Download PDF

WC4020-7-24 — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

WC4020-7-24: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include grip_length: 1.500 INCHES NOMINAL IN, fastener_length: 2.140 INCHES MINIMUM AND 2.187 INCHES MAXIMUM IN, surface_treatment: PASSIVATE OVERALL, part_name_assigned_by_controlling_agency: NAVY SPECIAL PROJECT. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-497-0729, 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
WC4020-7-24
NSN: 5305-01-497-0729
FSC: 5305 — Screws
CAGE: 60516 — WEST COAST AEROSPACE, INC. (USA)
SPECIFICATIONS
grip_length1.500 INCHES NOMINAL IN
fastener_length2.140 INCHES MINIMUM AND 2.187 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
part_name_assigned_by_controlling_agencyNAVY SPECIAL PROJECT
NSN5305-01-497-0729
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: WC4020-7-24 · 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: 2.140 INCHES MINIMUM AND 2.187 INCHES MAXIMUM IN
•
GRIP LENGTH: 1.500 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
TECHNICAL CHARACTERISTICS
FASTENER LENGTH2.140 INCHES MINIMUM AND 2.187 INCHES MAXIMUM IN
GRIP LENGTH1.500 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
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 2
HT4020-7-24DSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
11925C7-24DSame 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
Ready to buy WC4020-7-24?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is WC4020-7-24?
WC4020-7-24 is a SCREW,CLOSE TOLERANCE.
What parts can replace WC4020-7-24?
There are 2 known substitutes for WC4020-7-24: HT4020-7-24D, 11925C7-24D. Substitute compatibility should be verified for your specific system.
What is the NSN for WC4020-7-24?
WC4020-7-24 is cataloged in the U.S. Government catalog under NSN 5305-01-497-0729. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — WC4020-7-24

✓ 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.