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THD720L — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

THD720L: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include slot_depth: 0.68 INCHES NOMINAL IN, thread_class: 2B, overall_diameter: 0.578 INCHES NOMINAL IN, special_features: SINK DIAMETER-0.635 INCHES;DRILL SIZE-0.531 INCHES;THREAD SIZE-5/8-11 IN, part_name_assigned_by_controlling_agency: HEAVY DUTY INSERT, LOCKING. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-703-1859, 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
THD720L
NSN: 5325-01-703-1859
FSC: 5325 — Fastening Devices
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)
SPECIFICATIONS
slot_depth0.68 INCHES NOMINAL IN
thread_class2B
overall_diameter0.578 INCHES NOMINAL IN
special_featuresSINK DIAMETER-0.635 INCHES;DRILL SIZE-0.531 INCHES;THREAD SIZE-5/8-11 IN
part_name_assigned_by_controlling_agencyHEAVY DUTY INSERT, LOCKING
NSN5325-01-703-1859
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: THD720L · 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
•
OVERALL DIAMETER: 0.578 INCHES NOMINAL IN
•
SLOT DEPTH: 0.68 INCHES NOMINAL IN
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS
OVERALL DIAMETER0.578 INCHES NOMINAL IN
SLOT DEPTH0.68 INCHES NOMINAL IN
SPECIAL FEATURESSINK DIAMETER-0.635 INCHES;DRILL SIZE-0.531 INCHES;THREAD SIZE-5/8-11 IN
PART NAME ASSIGNED BY CONTROLLING AGENCYHEAVY DUTY INSERT, LOCKING
THREAD CLASS2B
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
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 THD720L?
THD720L is a INSERT,SCREW THREAD.
What is the NSN for THD720L?
THD720L is cataloged in the U.S. Government catalog under NSN 5325-01-703-1859. 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.