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320-4-50578-301 — STUD ASSEMBLY,AIRCR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

320-4-50578-301: STUD ASSEMBLY,AIRCR.

The STUD ASSEMBLY,AIRCR is a the manufacturer industrial component. Key specifications include end_item_identification: MV-22 AIRCRAFT (V-22 LRIP 1 E-NSN ISIL), part_name_assigned_by_controlling_agency: INAVY: STUD ASSY. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-528-9910, 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
320-4-50578-301
NSN: 5307-01-528-9910
FSC: 5307 — Studs
CAGE: 56221 — AXILLON AEROSPACE (ROCKMART), LLC (USA)
SPECIFICATIONS
end_item_identificationMV-22 AIRCRAFT (V-22 LRIP 1 E-NSN ISIL)
part_name_assigned_by_controlling_agencyINAVY: STUD ASSY
NSN5307-01-528-9910
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 320-4-50578-301 · 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
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYINAVY: STUD ASSY
END ITEM IDENTIFICATIONMV-22 AIRCRAFT (V-22 LRIP 1 E-NSN ISIL)
OTHER ITEMS IN FSC 5307 — Studs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625
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 320-4-50578-301?
320-4-50578-301 is a STUD ASSEMBLY,AIRCR.
What is the NSN for 320-4-50578-301?
320-4-50578-301 is cataloged in the U.S. Government catalog under NSN 5307-01-528-9910. 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.