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504242 — BOLT,GEAR BOX QUICK DISCONNECT

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

504242: BOLT,GEAR BOX QUICK DISCONNECT.

The BOLT,GEAR BOX QUICK DISCONNECT is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5306-00-939-9675, 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
504242
NSN: 5306-00-939-9675
NIINs: 009399675, 012449093
FSC: 5306 — Bolts
CAGE: 02991 — THOMPSON AEROSPACE, LLC DBA THOMPSON AEROSPACE LLC (USA)
SPECIFICATIONS
Part Number504242
NSN5306-00-939-9675
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 504242 · 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL AMS 6322,CADMIUM PLATE AMS 2400,1.460 IN. FASTENER LG,1.800 IN. LG O/A,0.340 IN. HEAD H,0.470 IN. HEAD DIA,0.340 IN. HEAD W BETWEEN FLATS,0.250-28 UNF-3A THD 0.960 IN. LG,0.312-32 UNEF-3A THD 0.045 IN. LG A
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL AMS 6322,CADMIUM PLATE AMS 2400,1.460 IN. FASTENER LG,1.800 IN. LG O/A,0.340 IN. HEAD H,0.470 IN. HEAD DIA,0.340 IN. HEAD W BETWEEN FLATS,0.250-28 UNF-3A THD 0.960 IN. LG,0.312-32 UNEF-3A THD 0.045 IN. LG A
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 504242?
504242 is a BOLT,GEAR BOX QUICK DISCONNECT.
What is the NSN for 504242?
504242 is cataloged in the U.S. Government catalog under NSN 5306-00-939-9675. 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.