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CS18S — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

CS18S: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FILLISTER, head_height: 0.062 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.111 INCHES NOMINAL IN, thread_length: 0.250 INCHES NOMINAL IN, screw_material: STEEL CORROSION RESISTING. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-049-5648, 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
CS18S
NSN: 5305-01-049-5648
FSC: 5305 — Screws
CAGE: 32212 — OLYMPUS AMERICA INC (USA)
SPECIFICATIONS
head_styleFILLISTER
head_height0.062 INCHES NOMINAL IN
thread_class2A A
head_diameter0.111 INCHES NOMINAL IN
thread_length0.250 INCHES NOMINAL IN
screw_materialSTEEL CORROSION RESISTING
fastener_length0.248 INCHES NOMINAL IN
NSN5305-01-049-5648
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: CS18S · 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
•
HEAD HEIGHT: 0.062 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.248 INCHES NOMINAL IN
•
THREAD LENGTH: 0.250 INCHES NOMINAL IN
•
HEAD STYLE: FILLISTER
•
SCREW MATERIAL: STEEL CORROSION RESISTING
•
THREAD CLASS: 2A A
•
HEAD DIAMETER: 0.111 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.062 INCHES NOMINAL IN
FASTENER LENGTH0.248 INCHES NOMINAL IN
THREAD LENGTH0.250 INCHES NOMINAL IN
HEAD STYLEFILLISTER
SCREW MATERIALSTEEL CORROSION RESISTING
THREAD CLASS2A A
HEAD DIAMETER0.111 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is CS18S?
CS18S is a SCREW,MACHINE.
What is the NSN for CS18S?
CS18S is cataloged in the U.S. Government catalog under NSN 5305-01-049-5648. 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.