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3591-4CNY0375 — INSERT,SCREW THREAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3591-4CNY0375: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5325-01-023-8532, 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
3591-4CNY0375
NSN: 5325-01-023-8532
FSC: 5325 — Fastening Devices
CAGE: 26344 — NEW HAVEN MFG CORP (USA)
SPECIFICATIONS
Part Number3591-4CNY0375
NSN5325-01-023-8532
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3591-4CNY0375 · 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
SUBSTITUTES & CROSS-REFERENCES 5
MS21209F4-15PReference document
Same NSN cross-reference
Reference document — Design control — primary reference
947555-16Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
5325PL1392218Reference document
Same NSN cross-reference
Reference document — Informative reference only
012-4931-200Reference document
Same NSN cross-reference
Reference document — Secondary reference
NASM21209Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3591-4CNY0375?
3591-4CNY0375 is a INSERT,SCREW THREAD.
What parts can replace 3591-4CNY0375?
There are 5 known substitutes for 3591-4CNY0375: MS21209F4-15P, 947555-16, 5325PL1392218 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3591-4CNY0375?
3591-4CNY0375 is cataloged in the U.S. Government catalog under NSN 5325-01-023-8532. 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.