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SMD343600-4 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

SMD343600-4: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, head_height: 0.096 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN, spline_width: 0.022 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.157 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-616-1137, 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
SMD343600-4
NSN: 5305-00-616-1137
FSC: 5305 — Screws
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT CHAMFER
head_height0.096 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
spline_width0.022 INCHES NOMINAL IN
thread_class2A A
head_diameter0.157 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
thread_length0.250 INCHES MAXIMUM IN
fastener_length0.250 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OR ZINC OVERALL
internal_drive_styleSIX SPLINE
spline_major_diameter0.097 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN
NSN5305-00-616-1137
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: SMD343600-4 · 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
•
SPLINE MINOR DIAMETER: 0.080 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.096 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.250 INCHES NOMINAL IN
•
SPLINE WIDTH: 0.022 INCHES NOMINAL IN
•
THREAD LENGTH: 0.250 INCHES MAXIMUM IN
•
SPLINE MAJOR DIAMETER: 0.097 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.099 INCHES IN
•
HEAD STYLE: FLAT CHAMFER
TECHNICAL CHARACTERISTICS
SPLINE MINOR DIAMETER0.080 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN
HEAD HEIGHT0.096 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
FASTENER LENGTH0.250 INCHES NOMINAL IN
SPLINE WIDTH0.022 INCHES NOMINAL IN
THREAD LENGTH0.250 INCHES MAXIMUM IN
SPLINE MAJOR DIAMETER0.097 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.099 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
B2A356-4C3Reference document
Same NSN cross-reference
Reference document — Secondary reference
572045-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SMD343600-4?
SMD343600-4 is a SCREW,CAP,SOCKET HEAD.
What parts can replace SMD343600-4?
There are 2 known substitutes for SMD343600-4: B2A356-4C3, 572045-1. Substitute compatibility should be verified for your specific system.
What is the NSN for SMD343600-4?
SMD343600-4 is cataloged in the U.S. Government catalog under NSN 5305-00-616-1137. 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.