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4KK477 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4KK477: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include supplementary_features: TREATMENT: DACROMET 500B BLACK, end_item_identification: 2320-01-504-5218, part_name_assigned_by_controlling_agency: HEX. SOCKET HEAD CAP SCREWS; M-THREAD; PROPERTY CLASS 12.9.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-526-0736, 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
4KK477
NSN: 5305-01-526-0736
FSC: 5305 — Screws
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
supplementary_featuresTREATMENT: DACROMET 500B BLACK
end_item_identification2320-01-504-5218
part_name_assigned_by_controlling_agencyHEX. SOCKET HEAD CAP SCREWS; M-THREAD; PROPERTY CLASS 12.9
NSN5305-01-526-0736
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4KK477 · 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
•
SUPPLEMENTARY FEATURES: TREATMENT: DACROMET 500B BLACK
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURESTREATMENT: DACROMET 500B BLACK
PART NAME ASSIGNED BY CONTROLLING AGENCYHEX. SOCKET HEAD CAP SCREWS; M-THREAD; PROPERTY CLASS 12.9
END ITEM IDENTIFICATION2320-01-504-5218
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4KK477?
4KK477 is a SCREW,CAP,SOCKET HEAD.
What is the NSN for 4KK477?
4KK477 is cataloged in the U.S. Government catalog under NSN 5305-01-526-0736. 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.