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3591-5CNHG625 — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3591-5CNHG625: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.625 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, insert_size: 5/16 X 24, mounting_method: THREADED HOLE(S), style_designator: COIL, nominal_thread_size: 0.312 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-516-3970, 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
3591-5CNHG625
NSN: 5325-01-516-3970
FSC: 5325 — Fastening Devices
CAGE: 01556 — STANLEY ENGINEERED FASTENING LLC (USA)
SPECIFICATIONS
length0.625 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
insert_size5/16 X 24
mounting_methodTHREADED HOLE(S)
style_designatorCOIL
nominal_thread_size0.312 INCHES IN
thread_quantity_per_inch12-1/4
thread_series_designatorUNF
mounting_facility_diameter0.332 INCHES NOMINAL IN
NSN5325-01-516-3970
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3591-5CNHG625 · 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
•
MOUNTING FACILITY DIAMETER: 0.332 INCHES NOMINAL IN
•
LENGTH: 0.625 INCHES NOMINAL IN
•
MOUNTING METHOD: THREADED HOLE(S)
•
INSERT SIZE: 5/16 X 24
•
STYLE DESIGNATOR: COIL
•
NOMINAL THREAD SIZE: 0.312 INCHES IN
•
THREAD QUANTITY PER INCH: 12-1/4
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY DIAMETER0.332 INCHES NOMINAL IN
LENGTH0.625 INCHES NOMINAL IN
MOUNTING METHODTHREADED HOLE(S)
INSERT SIZE5/16 X 24
STYLE DESIGNATORCOIL
NOMINAL THREAD SIZE0.312 INCHES IN
THREAD QUANTITY PER INCH12-1/4
MATERIALSTEEL CORROSION RESISTING OVERALL
THREAD SERIES DESIGNATORUNF
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3591-5CNHG625?
3591-5CNHG625 is a INSERT,SCREW THREAD.
What is the NSN for 3591-5CNHG625?
3591-5CNHG625 is cataloged in the U.S. Government catalog under NSN 5325-01-516-3970. 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.