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52A318A14 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

52A318A14: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT CHAMFER, head_height: 0.938 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.375 INCHES NOMINAL IN, thread_length: 0.491 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN, fastener_length: 0.562 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-033-4011, 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
52A318A14
NSN: 5305-00-033-4011
FSC: 5305 — Screws
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
head_styleFLAT CHAMFER
head_height0.938 INCHES NOMINAL IN
thread_class3A A
head_diameter0.375 INCHES NOMINAL IN
thread_length0.491 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
fastener_length0.562 INCHES NOMINAL IN
special_featuresHEAD CONTOURED TO DIA OF 0.0156 IN. AT CENTER PORTION IN
part_name_assigned_by_controlling_agencyNAVY SPECIAL PROJECT
NSN5305-00-033-4011
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 52A318A14 · 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: 0.938 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.562 INCHES NOMINAL IN
•
THREAD LENGTH: 0.491 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
•
HEAD STYLE: FLAT CHAMFER
•
THREAD CLASS: 3A A
•
HEAD DIAMETER: 0.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.938 INCHES NOMINAL IN
FASTENER LENGTH0.562 INCHES NOMINAL IN
THREAD LENGTH0.491 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
HEAD STYLEFLAT CHAMFER
SPECIAL FEATURESHEAD CONTOURED TO DIA OF 0.0156 IN. AT CENTER PORTION IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
THREAD CLASS3A A
HEAD DIAMETER0.375 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 52A318A14?
52A318A14 is a SCREW,MACHINE.
What is the NSN for 52A318A14?
52A318A14 is cataloged in the U.S. Government catalog under NSN 5305-00-033-4011. 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.