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Technical Data Sheet
PartsTable / COMPONENT / SMC443884
SMC443884 ✓ 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,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FILLISTER, head_height: 0.039 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.218 INCHES NOMINAL IN, thread_length: 0.250 INCHES MINIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-853-6362, 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
SMC443884
NSN: 5305-00-853-6362
FSC: 5305
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFILLISTER
head_height0.039 INCHES NOMINAL IN
thread_class2A A
head_diameter0.218 INCHES NOMINAL IN
thread_length0.250 INCHES MINIMUM IN
fastener_length0.562 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.138 INCHES IN
first_diameter_from_head0.093 INCHES NOMINAL IN
NSN5305-00-853-6362
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SMC443884 · 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: 0.218 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
MINIMUM TENSILE STRENGTH: 55000 POUNDS PER SQUARE INCH LBS
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL OVERALL
•
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY: 1
TECHNICAL CHARACTERISTICS (FLIS)
HEAD DIAMETER0.218 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.138 INCHES IN
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
MINIMUM TENSILE STRENGTH55000 POUNDS PER SQUARE INCH LBS
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.312 INCHES NOMINAL IN
THREAD LENGTH0.250 INCHES MINIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
91392002Interchangeable
interchangeable cross-reference
interchangeable
3002-0032Interchangeable
interchangeable cross-reference
interchangeable
5200201Y0005977Interchangeable
interchangeable cross-reference
interchangeable
5215014Interchangeable
interchangeable cross-reference
interchangeable
812015Interchangeable
interchangeable cross-reference
interchangeable
5305008536362Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SMC443884?
SMC443884 is a SCREW,EXTERNALLY RELIEVED BODY.
What parts can replace SMC443884?
There are 6 known substitutes for SMC443884: 91392002, 3002-0032, 5200201Y0005977 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SMC443884?
SMC443884 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-853-6362. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026