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Technical Data Sheet
PartsTable / COMPONENT / 8247-90-8
8247-90-8 ✓ 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,MACHINE is a the manufacturer industrial component. Key specifications include head_style: ROUND, head_height: 0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM IN, thread_length: 0.500 INCHES MINIMUM IN, screw_material: STEEL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-151-1885, 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
8247-90-8
NSN: 5305-00-151-1885
FSC: 5305
CAGE: 81336 — CHIEF OF ENGINEERS DEPT OF ARMY (USA)
SPECIFICATIONS
head_styleROUND
head_height0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM IN
thread_length0.500 INCHES MINIMUM IN
screw_materialSTEEL
fastener_length0.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.164 INCHES IN
screw_surface_treatmentCADMIUM
minimum_tensile_strength60000 POUNDS PER SQUARE INCH LBS
NSN5305-00-151-1885
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 8247-90-8 · 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
•
THREAD LENGTH: 0.500 INCHES MINIMUM IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
THREAD QUANTITY PER INCH: 32
•
HEAD STYLE: ROUND
•
HEAD HEIGHT: 0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
MINIMUM TENSILE STRENGTH: 60000 POUNDS PER SQUARE INCH LBS
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 1S STYLE
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH0.500 INCHES MINIMUM IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH32
HEAD STYLEROUND
HEAD HEIGHT0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
FASTENER LENGTH0.500 INCHES NOMINAL IN
MINIMUM TENSILE STRENGTH60000 POUNDS PER SQUARE INCH LBS
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 1S STYLE
THREAD CLASS2A A
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
2-374Interchangeable
interchangeable cross-reference
interchangeable
358-35Interchangeable
interchangeable cross-reference
interchangeable
52841VInterchangeable
interchangeable cross-reference
interchangeable
32170979Interchangeable
interchangeable cross-reference
interchangeable
31925Interchangeable
interchangeable cross-reference
interchangeable
9-926-101562Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8247-90-8?
8247-90-8 is a SCREW,MACHINE.
What parts can replace 8247-90-8?
There are 17 known substitutes for 8247-90-8: 2-374, 358-35, 52841V and 14 more. Substitute compatibility should be verified for your specific system.
Is 8247-90-8 still available?
8247-90-8 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