PartsTable
Technical Data Sheet
MIL-DTL-18240 TY N ✓ Verified by PartsTable
· BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The BOLT,MACHINE is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-656-3859, 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
MIL-DTL-18240 TY N
NSN: 5305-01-656-3859
FSC: 5305
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberMIL-DTL-18240 TY N
NSN5305-01-656-3859
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MIL-DTL-18240 TY N · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
999F0937 FN 53L1Interchangeable
interchangeable cross-reference
interchangeable
PL-999F0937 FN 53L1Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222 TY 1 GR500Interchangeable
interchangeable cross-reference
interchangeable
5486658REVC PIECE 33Interchangeable
interchangeable cross-reference
interchangeable
516-5486658Interchangeable
interchangeable cross-reference
interchangeable
5486658REVC PIECE 57Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-DTL-18240 TY N?
MIL-DTL-18240 TY N is a BOLT,MACHINE.
What parts can replace MIL-DTL-18240 TY N?
There are 21 known substitutes for MIL-DTL-18240 TY N: 999F0937 FN 53L1, PL-999F0937 FN 53L1, MIL-DTL-1222 TY 1 GR500 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-DTL-18240 TY N?
MIL-DTL-18240 TY N is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-656-3859. This indicates validated use in U.S. government and defense supply chains.
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