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A51M10519-11 — SCREW,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

A51M10519-11: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, head_height: 0.125 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.875 INCHES NOMINAL IN, thread_length: 0.406 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-005-5683, 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
A51M10519-11
NSN: 5305-00-005-5683
FSC: 5305 — Screws
CAGE: 79RG9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT CHAMFER
head_height0.125 INCHES NOMINAL IN
thread_class3A A
head_diameter0.875 INCHES NOMINAL IN
thread_length0.406 INCHES NOMINAL IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length3.594 INCHES NOMINAL IN
shoulder_length2.250 INCHES NOMINAL FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.622 INCHES MINIMUM AND 0.623 INCHES MAXIMUM FIRST SHOULDER IN
surface_treatmentCADMIUM OVERALL
NSN5305-00-005-5683
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A51M10519-11 · 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: 0.125 INCHES NOMINAL IN
•
FASTENER LENGTH: 3.594 INCHES NOMINAL IN
•
SHOULDER LENGTH: 2.250 INCHES NOMINAL FIRST SHOULDER IN
•
SHOULDER DIAMETER: 0.622 INCHES MINIMUM AND 0.623 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 0.406 INCHES NOMINAL IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
SHANK UNTHREADED HOLE DIAMETER: 0.092 INCHES MINIMUM AND 0.097 INCHES MAXIMUM FIRST HOLE IN
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.125 INCHES NOMINAL IN
FASTENER LENGTH3.594 INCHES NOMINAL IN
SHOULDER LENGTH2.250 INCHES NOMINAL FIRST SHOULDER IN
SHOULDER DIAMETER0.622 INCHES MINIMUM AND 0.623 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.406 INCHES NOMINAL IN
SHOULDER SHAPEROUND FIRST SHOULDER
SHANK UNTHREADED HOLE DIAMETER0.092 INCHES MINIMUM AND 0.097 INCHES MAXIMUM FIRST HOLE IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
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 A51M10519-11?
A51M10519-11 is a SCREW,SHOULDER.
What is the NSN for A51M10519-11?
A51M10519-11 is cataloged in the U.S. Government catalog under NSN 5305-00-005-5683. 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.