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PartsTable / COMPONENT / LL35275-218
LL35275-218 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: FILLISTER, head_height: 0.072 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.166 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN, thread_length: 0.625 INCHES MINIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-075-3633, 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
LL35275-218
NSN: 5305-00-075-3633
FSC: 5305
CAGE: 03038 — LONG-LOK, LLC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleFILLISTER
head_height0.072 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.166 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
thread_length0.625 INCHES MINIMUM IN
fastener_length0.625 INCHES NOMINAL IN
locking_featurePATCH OR STRIP THREADS
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
internal_drive_styleSLOT
nominal_thread_diameter0.112 INCHES IN
NSN5305-00-075-3633
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: LL35275-218 · 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 DIAMETER: 0.166 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
•
HEAD STYLE: FILLISTER
•
HEAD HEIGHT: 0.072 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
THREAD QUANTITY PER INCH: 40
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
INTERNAL DRIVE STYLE: SLOT
•
THREAD LENGTH: 0.625 INCHES MINIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
HEAD DIAMETER0.166 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
HEAD STYLEFILLISTER
HEAD HEIGHT0.072 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.112 INCHES IN
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
INTERNAL DRIVE STYLESLOT
THREAD LENGTH0.625 INCHES MINIMUM IN
MATERIALSTEEL CORROSION RESISTING OVERALL
LOCKING FEATUREPATCH OR STRIP THREADS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
MIL-F-18240EInterchangeable
interchangeable cross-reference
interchangeable
NK515-8R16Interchangeable
interchangeable cross-reference
interchangeable
FFS86Interchangeable
interchangeable cross-reference
interchangeable
MS21262-60Interchangeable
interchangeable cross-reference
interchangeable
FF-S-86EInterchangeable
interchangeable cross-reference
interchangeable
11662878-85Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LL35275-218?
LL35275-218 is a SCREW,CAP,SOCKET HEAD.
What parts can replace LL35275-218?
There are 17 known substitutes for LL35275-218: MIL-F-18240E, NK515-8R16, FFS86 and 14 more. Substitute compatibility should be verified for your specific system.
Is LL35275-218 still available?
LL35275-218 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026