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SDM.625X2.18 — STUD,SHOULDERED

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

SDM.625X2.18: STUD,SHOULDERED.

The STUD,SHOULDERED is a the manufacturer industrial component. Key specifications include overall_length: 2.180 INCHES NOMINAL IN, nominal_thread_size: 0.625 INCHES LOCATION NOT OTHERWISE SPECIFIED IN, thread_quantity_per_inch: 11 LOCATION NOT OTHERWISE SPECIFIED, thread_series_designator: UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-397-8797, 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
SDM.625X2.18
NSN: 5307-01-397-8797
FSC: 5307 — Studs
CAGE: 0ASY6 — DERBYSHIRE MARINE PRODUCTS, LLC DBA DERBYSHIRE MARINE PRODUCTS LLC (USA)
SPECIFICATIONS
overall_length2.180 INCHES NOMINAL IN
nominal_thread_size0.625 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
thread_quantity_per_inch11 LOCATION NOT OTHERWISE SPECIFIED
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
NSN5307-01-397-8797
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SDM.625X2.18 · 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
•
NOMINAL THREAD SIZE: 0.625 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
•
THREAD QUANTITY PER INCH: 11 LOCATION NOT OTHERWISE SPECIFIED
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS
OVERALL LENGTH2.180 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.625 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
THREAD QUANTITY PER INCH11 LOCATION NOT OTHERWISE SPECIFIED
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
OTHER ITEMS IN FSC 5307 — Studs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625
SUBSTITUTES & CROSS-REFERENCES 1
M3255-17Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 SDM.625X2.18?
SDM.625X2.18 is a STUD,SHOULDERED.
What parts can replace SDM.625X2.18?
There is 1 known substitute for SDM.625X2.18: M3255-17. Substitute compatibility should be verified for your specific system.
What is the NSN for SDM.625X2.18?
SDM.625X2.18 is cataloged in the U.S. Government catalog under NSN 5307-01-397-8797. 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.